82_FR_39500 82 FR 39341 - Airworthiness Directives; Bombardier, Inc., Airplanes

82 FR 39341 - Airworthiness Directives; Bombardier, Inc., Airplanes

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 82, Issue 159 (August 18, 2017)

Page Range39341-39344
FR Document2017-15484

We are adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model CL-600-2E25 (Regional Jet Series 1000) airplanes. This AD requires modifying the bleed-air duct and detection system; and revising the maintenance or inspection program, as applicable. This AD was prompted by a report of a possibility that the shrouds of the high pressure bleed air ducts could deteriorate and their maximum permitted leakage rate could be exceeded. We are issuing this AD to address the unsafe condition on these products.

Federal Register, Volume 82 Issue 159 (Friday, August 18, 2017)
[Federal Register Volume 82, Number 159 (Friday, August 18, 2017)]
[Rules and Regulations]
[Pages 39341-39344]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2017-15484]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2017-0699; Directorate Identifier 2017-NM-004-AD; 
Amendment 39-18968; AD 2017-15-08]
RIN 2120-AA64


Airworthiness Directives; Bombardier, Inc., Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule; request for comments.

-----------------------------------------------------------------------

SUMMARY: We are adopting a new airworthiness directive (AD) for certain 
Bombardier, Inc., Model CL-600-2E25 (Regional Jet Series 1000) 
airplanes. This AD requires modifying the bleed-air duct and detection 
system; and revising the maintenance or inspection program, as 
applicable. This AD was prompted by a report of a possibility that the 
shrouds of the high pressure bleed air ducts could deteriorate and 
their maximum permitted leakage rate could be exceeded. We are issuing 
this AD to address the unsafe condition on these products.

DATES: This AD becomes effective September 5, 2017.
    The Director of the Federal Register approved the incorporation by 
reference of certain publications listed in this AD as of September 5, 
2017.
    We must receive comments on this AD by October 2, 2017.

ADDRESSES: You may send comments, using the procedures found in 14 CFR 
11.43 and 11.45, by any of the following methods:
     Federal eRulemaking Portal: Go to http://www.regulations.gov. Follow the instructions for submitting comments.
     Fax: 202-493-2251.
     Mail: U.S. Department of Transportation, Docket 
Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New 
Jersey Avenue SE., Washington, DC 20590.
     Hand Delivery: U.S. Department of Transportation, Docket 
Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New 
Jersey Avenue SE., Washington, DC, between 9 a.m. and 5 p.m., Monday 
through Friday, except Federal holidays.
    For service information identified in this final rule, contact 
Bombardier, Inc., 400 C[ocirc]te-Vertu Road West, Dorval, Qu[eacute]bec 
H4S 1Y9, Canada; Widebody Customer Response Center North America toll-
free telephone 1-866-538-1247 or direct-dial telephone 1-514-855-2999; 
fax 514-855-7401; email ac.yul@aero.bombardier.com; Internet http://www.bombardier.com. You may view this referenced service information at 
the FAA, Transport Airplane Directorate, 1601 Lind Avenue SW., Renton, 
WA. For information on the availability of this material at the FAA, 
call 425-227-1221. It is also available on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2017-
0699.

Examining the AD Docket

    You may examine the AD docket on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2017-
0699; or in person at the Docket Operations office between 9 a.m. and 5 
p.m., Monday through Friday, except Federal holidays. The AD docket

[[Page 39342]]

contains this AD, the regulatory evaluation, any comments received, and 
other information. The street address for the Docket Operations office 
(telephone 800-647-5527) is in the ADDRESSES section. Comments will be 
available in the AD docket shortly after receipt.

FOR FURTHER INFORMATION CONTACT: Joseph Catanzaro, Aerospace Engineer, 
Propulsion and Services Branch, ANE-173, FAA, New York Aircraft 
Certification Office (ACO), 1600 Stewart Avenue, Suite 410, Westbury, 
NY 11590; telephone 516-228-7366; fax 516-794-5531.

SUPPLEMENTARY INFORMATION: 

Discussion

    Transport Canada Civil Aviation (TCCA), which is the aviation 
authority for Canada, has issued Canadian Airworthiness Directive CF-
2016-35, dated November 16, 2016 (referred to after this as the 
Mandatory Continuing Airworthiness Information, or ``the MCAI''), to 
correct an unsafe condition for certain Bombardier, Inc., Model CL-600-
2E25 (Regional Jet Series 1000) airplanes. The MCAI states:

    It is possible for the shrouds of the High Pressure (HP) bleed 
air ducts located in the main wheel wells and overwing areas to 
deteriorate and consequently, their maximum permitted leakage rate 
could be exceeded. If a significant bleed air leak is not sensed by 
the detection system, hot air impingement may cause damage to the 
adjacent structure and system components or create a fire hazard.
    This [Canadian] AD is issued to mandate a modification of the 
bleed-air duct and detection system, as well as a revision of the 
Airworthiness Limitation tasks to correspond with this modification.

    You may examine the MCAI on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2017-
0699.

Related Service Information Under 1 CFR Part 51

    Bombardier, Inc. has issued Bombardier Service Bulletin 670BA-36-
022, Revision B, dated December 20, 2016. The service information 
describes modifying the bleed-air duct and detection system.
    Bombardier, Inc. has issued the following service information.
     Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0553, dated August 19, 2016, which 
describes an airworthiness limitation task for a detailed inspection of 
the protection jackets (shields) and insulating blankets located on top 
of the center wing and fuel tank and fuel vent lines for condition and 
security.
     Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0554, dated August 19, 2016, which 
describes an airworthiness limitation task for a functional check of 
the bleed air duct shrouds.
     Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0555, dated August 19, 2016, which 
describes an airworthiness limitation task for a detailed inspection of 
the bleed air duct coupling covers and detection manifolds.
     Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0556, dated August 19, 2016, which 
describes an airworthiness limitation task for a detailed inspection of 
the overwing shield and the protection jackets for condition and 
security.
     Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0557, dated August 19, 2016, which 
describes an airworthiness limitation task for a detailed inspection of 
the vent boot protection jackets for condition and security.
    This service information is reasonably available because the 
interested parties have access to it through their normal course of 
business or by the means identified in the ADDRESSES section.

FAA's Determination and Requirements of This AD

    This product has been approved by the aviation authority of another 
country, and is approved for operation in the United States. Pursuant 
to our bilateral agreement with the State of Design Authority, we have 
been notified of the unsafe condition described in the MCAI and service 
information referenced above. We are issuing this AD because we 
evaluated all pertinent information and determined the unsafe condition 
exists and is likely to exist or develop on other products of the same 
type design.
    This AD requires revisions to certain operator maintenance 
documents to include new actions (e.g., inspections). Compliance with 
these actions is required by 14 CFR 91.403(c). For airplanes that have 
been previously modified, altered, or repaired in the areas addressed 
by this AD, the operator may not be able to accomplish the actions 
described in the revisions. In this situation, to comply with 14 CFR 
91.403(c), the operator must request approval for an alternative method 
of compliance according to paragraph (k)(1) of this AD. The request 
should include a description of changes to the required inspections 
that will ensure the continued operational safety of the airplane.

FAA's Determination of the Effective Date

    Since there are currently no domestic operators of this product, 
notice and opportunity for public comment before issuing this AD are 
unnecessary.

Comments Invited

    This AD is a final rule that involves requirements affecting flight 
safety, and we did not precede it by notice and opportunity for public 
comment. We invite you to send any written relevant data, views, or 
arguments about this AD. Send your comments to an address listed under 
the ADDRESSES section. Include ``Docket No. FAA-2017-0699; Directorate 
Identifier 2017-NM-004-AD'' at the beginning of your comments. We 
specifically invite comments on the overall regulatory, economic, 
environmental, and energy aspects of this AD. We will consider all 
comments received by the closing date and may amend this AD based on 
those comments.
    We will post all comments we receive, without change, to http://www.regulations.gov, including any personal information you provide. We 
will also post a report summarizing each substantive verbal contact we 
receive about this AD.

Costs of Compliance

    We estimate that this AD affects 0 airplanes of U.S. registry.
    We also estimate that it will take about 91 work-hours per product 
to comply with the basic requirements of this AD. The average labor 
rate is $85 per work-hour. Required parts cost are not available. Based 
on these figures, we estimate the cost of this AD on U.S. operators to 
be $0, or $7,735 per product.

Authority for This Rulemaking

    Title 49 of the United States Code specifies the FAA's authority to 
issue rules on aviation safety. Subtitle I, section 106, describes the 
authority of the FAA Administrator. ``Subtitle VII: Aviation 
Programs,'' describes in more detail the scope of the Agency's 
authority.
    We are issuing this rulemaking under the authority described in 
``Subtitle VII, Part A, Subpart III, Section 44701: General 
requirements.'' Under that section, Congress charges the FAA with 
promoting safe flight of civil aircraft in air commerce by prescribing 
regulations for practices, methods, and procedures the Administrator 
finds necessary for safety in air commerce. This regulation is within 
the scope of that authority because it addresses an unsafe condition 
that is likely to exist or develop on

[[Page 39343]]

products identified in this rulemaking action.

Regulatory Findings

    We determined that this AD will not have federalism implications 
under Executive Order 13132. This AD will not have a substantial direct 
effect on the States, on the relationship between the national 
government and the States, or on the distribution of power and 
responsibilities among the various levels of government.
    For the reasons discussed above, I certify that this AD:
    1. Is not a ``significant regulatory action'' under Executive Order 
12866;
    2. Is not a ``significant rule'' under the DOT Regulatory Policies 
and Procedures (44 FR 11034, February 26, 1979);
    3. Will not affect intrastate aviation in Alaska; and
    4. Will not have a significant economic impact, positive or 
negative, on a substantial number of small entities under the criteria 
of the Regulatory Flexibility Act.

List of Subjects in 14 CFR Part 39

    Air transportation, Aircraft, Aviation safety, Incorporation by 
reference, Safety.

Adoption of the Amendment

    Accordingly, under the authority delegated to me by the 
Administrator, the FAA amends 14 CFR part 39 as follows:

PART 39--AIRWORTHINESS DIRECTIVES

0
1. The authority citation for part 39 continues to read as follows:

    Authority:  49 U.S.C. 106(g), 40113, 44701.


Sec.  39.13  [Amended]

0
2. The FAA amends Sec.  39.13 by adding the following new airworthiness 
directive (AD):

2017-15-08 Bombardier, Inc.: Amendment 39-18968; Docket No. FAA-
2017-0699; Directorate Identifier 2017-NM-004-AD.

(a) Effective Date

    This AD becomes effective September 5, 2017.

(b) Affected ADs

    None.

(c) Applicability

    This AD applies to Bombardier, Inc., Model CL-600-2E25 (Regional 
Jet Series 1000) airplanes, certificated in any category, serial 
numbers 19001 through 19048 inclusive.

(d) Subject

    Air Transport Association (ATA) of America Code 36, Pneumatic.

(e) Reason

    This AD was prompted by a report of a possibility that the 
shrouds of the high pressure bleed air ducts could deteriorate and 
their maximum permitted leakage rate could be exceeded. We are 
issuing this AD to prevent a bleed air leak from exceeding the 
maximum permitted leakage rate, which if not sensed by the detection 
system, could cause hot air impingement to damage the adjacent 
structure and system components or create a fire hazard.

(f) Compliance

    Comply with this AD within the compliance times specified, 
unless already done.

(g) Modification

    At the earlier of the times specified in paragraphs (g)(1) and 
(g)(2) of this AD: Modify the bleed-air duct and detection system, 
in accordance with the Accomplishment Instructions of Bombardier 
Service Bulletin 670BA-36-022, Revision B, dated December 20, 2016.
    (1) Within 6,600 flight hours or 32 months, whichever occurs 
first after the effective date of this AD.
    (2) Within the next 10,000-flight-hours scheduled maintenance 
check after the effective date of this AD.

(h) Maintenance or Inspection Program Revision

    Within 30 days after the effective date of this AD: Revise the 
maintenance or inspection program, as applicable, by incorporating 
the service information specified in figure 1 to paragraph (h) of 
this AD. The initial compliance time for tasks 28-12-00-601 and 28-
12-00-602 is at the later of the applicable times specified in the 
service information specified in figure 1 to paragraph (h) of this 
AD, or within 30 days after the effective date of this AD, whichever 
occurs later. The initial compliance times for tasks 25-85-00-101, 
36-20-00-101, and 36-20-00-102 are specified in Figure 2 to 
paragraph (h) of this AD. When these temporary revisions (TRs) have 
been included in general revisions of the maintenance requirement 
manual (MRM), the general revisions may be inserted in the MRM, 
provided the relevant information in the general revision is 
identical to the TRs specified in figure 1 to paragraph (h) of this 
AD.

               Figure 1 to Paragraph (h) of This AD--Temporary Revisions Maintenance Requirements
----------------------------------------------------------------------------------------------------------------
                                                              Maintenance
                                                             requirements
           Temporary revision                 Task No.       manual (MRM)               Revision date
                                                            part 2 section
----------------------------------------------------------------------------------------------------------------
ALI-0553...............................       25-85-00-101            1-25  August 19, 2016.
ALI-0554...............................       36-20-00-101            1-36  August 19, 2016.
ALI-0555...............................       36-20-00-102            1-36  August 19, 2016.
ALI-0556...............................       28-12-00-601            4-28  August 19, 2016.
ALI-0557...............................       28-12-00-602            4-28  August 19, 2016.
----------------------------------------------------------------------------------------------------------------


     Figure 2 to Paragraph (h) of This AD--Initial Compliance Times
------------------------------------------------------------------------
 
------------------------------------------------------------------------
              Task No.                Initial compliance time (whichever
                                                 occurs later)
                                    ------------------------------------
25-85-00-101.......................  Before the         Within 30 days
                                      accumulation of    after the
                                      8,000 total        effective date
                                      flight hours.      of this AD.
36-20-00-101.......................  Before the         Within 30 days
                                      accumulation of    after the
                                      10,000 total       effective date
                                      flight hours.      of this AD.
36-20-00-102.......................  Before the         Within 30 days
                                      accumulation of    after the
                                      10,000 total       effective date
                                      flight hours.      of this AD.
------------------------------------------------------------------------

(i) No Alternative Actions or Intervals

    After the maintenance or inspection program has been revised, as 
required by paragraph (h) of this AD, no alternative actions (e.g., 
inspections) or intervals may be used unless the actions or 
intervals are approved as an alternative method of compliance (AMOC) 
in accordance with the procedures specified in paragraph (k)(1) of 
this AD.

(j) Credit for Previous Actions

    This paragraph provides credit for actions required by paragraph 
(g) of this AD, if those actions were performed before the effective 
date of this AD using Bombardier Service

[[Page 39344]]

Bulletin 670BA-36-022, dated May 30, 2016; or Bombardier Service 
Bulletin 670BA-36-022, Revision A, dated September 16, 2016.

(k) Other FAA AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, New 
York Aircraft Certification Office (ACO), ANE-170, FAA, has the 
authority to approve AMOCs for this AD, if requested using the 
procedures found in 14 CFR 39.19. In accordance with 14 CFR 39.19, 
send your request to your principal inspector or local Flight 
Standards District Office, as appropriate. If sending information 
directly to the manager of the ACO, send it to ATTN: Program 
Manager, Continuing Operational Safety, FAA, New York ACO, 1600 
Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-
7300; fax 516-794-5531. Before using any approved AMOC, notify your 
appropriate principal inspector, or lacking a principal inspector, 
the manager of the local flight standards district office/
certificate holding district office.
    (2) Contacting the Manufacturer: For any requirement in this AD 
to obtain corrective actions from a manufacturer, the action must be 
accomplished using a method approved by the Manager, New York ACO, 
ANE-170, FAA; or Transport Canada Civil Aviation (TCCA); or 
Bombardier, Inc.'s TCCA Design Approval Organization (DAO). If 
approved by the DAO, the approval must include the DAO-authorized 
signature.

(l) Related Information

    (1) Refer to Mandatory Continuing Airworthiness Information 
(MCAI) Canadian Airworthiness Directive CF-2016-35, dated November 
16, 2016, for related information. You may examine the MCAI on the 
Internet at http://www.regulations.gov by searching for and locating 
Docket No. FAA-2017-0699.
    (2) For more information about this AD, contact Joseph 
Catanzaro, Aerospace Engineer, Propulsion and Services Branch, ANE-
173, FAA, New York ACO, 1600 Stewart Avenue, Suite 410, Westbury, NY 
11590; telephone 516-228-7366; fax 516-794-5531.
    (3) Service information identified in this AD that is not 
incorporated by reference is available at the addresses specified in 
paragraphs (m)(3) and (m)(4) of this AD.

(m) Material Incorporated by Reference

    (1) The Director of the Federal Register approved the 
incorporation by reference (IBR) of the service information listed 
in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51.
    (2) You must use this service information as applicable to do 
the actions required by this AD, unless this AD specifies otherwise.
    (i) Bombardier Service Bulletin 670BA-36-022, Revision B, dated 
December 20, 2016.
    (ii) Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0553, dated August 19, 2016.
    (iii) Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0554, dated August 19, 2016.
    (iv) Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0555, dated August 19, 2016.
    (v) Bombardier CRJ Series Regional Jet Airworthiness Limitations 
Temporary Revision ALI-0556, dated August 19, 2016.
    (vi) Bombardier CRJ Series Regional Jet Airworthiness 
Limitations Temporary Revision ALI-0557, dated August 19, 2016.
    (3) For service information identified in this AD, contact 
Bombardier, Inc., 400 C[ocirc]te-Vertu Road West, Dorval, 
Qu[eacute]bec H4S 1Y9, Canada; Widebody Customer Response Center 
North America toll-free telephone 1-866-538-1247 or direct-dial 
telephone 1-514-855-2999; fax 514-855-7401; email 
ac.yul@aero.bombardier.com; Internet http://www.bombardier.com.
    (4) You may view this service information at the FAA, Transport 
Airplane Directorate, 1601 Lind Avenue SW., Renton, WA. For 
information on the availability of this material at the FAA, call 
425-227-1221.
    (5) You may view this service information that is incorporated 
by reference at the National Archives and Records Administration 
(NARA). For information on the availability of this material at 
NARA, call 202-741-6030, or go to: http://www.archives.gov/federal-register/cfr/ibr-locations.html.

    Issued in Renton, Washington, on July 13, 2017.
Dionne Palermo,
Acting Manager, Transport Airplane Directorate, Aircraft Certification 
Service.
[FR Doc. 2017-15484 Filed 8-17-17; 8:45 am]
 BILLING CODE 4910-13-P



                                                                   Federal Register / Vol. 82, No. 159 / Friday, August 18, 2017 / Rules and Regulations                                        39341

                                                that is not passive. For the purpose of                 reimbursements, which may not exceed                  air duct and detection system; and
                                                this paragraph (b)(2), ‘‘subsidiary                     those permitted by § 107.860.                         revising the maintenance or inspection
                                                company’’ means a company in which                        (ii) If you and/or your Associate                   program, as applicable. This AD was
                                                the financed passive business either:                   charge fees permitted by § 107.860 and/               prompted by a report of a possibility
                                                   (i) Directly owns, or will own as a                  or § 107.900, the total amount of such                that the shrouds of the high pressure
                                                result of the Financing, at least 50                    fees charged to all passive and non-                  bleed air ducts could deteriorate and
                                                percent of the outstanding voting                       passive businesses that are part of the               their maximum permitted leakage rate
                                                securities; or                                          same Financing may not exceed the fees                could be exceeded. We are issuing this
                                                   (ii) Indirectly owns, or will own as a               that would have been permitted if the                 AD to address the unsafe condition on
                                                result of the Financing, at least 50                    Financing had been provided directly to               these products.
                                                percent of the outstanding voting                       a non-passive Small Business. Any such                DATES: This AD becomes effective
                                                securities (by directly owning the                      fees received by your Associate must be               September 5, 2017.
                                                outstanding voting securities of another                paid to you in cash within 30 days of                    The Director of the Federal Register
                                                passive Small Business that is the direct               the receipt of such fees.                             approved the incorporation by reference
                                                owner of the outstanding voting                           (iii) For the purposes of this part 107,            of certain publications listed in this AD
                                                securities of the subsidiary company).                  each passive and non-passive business
                                                   (3) Exception for certain Partnership                                                                      as of September 5, 2017.
                                                                                                        included in the Financing is a Portfolio                 We must receive comments on this
                                                Licensees. If you are a Partnership                     Concern. The terms of the financing
                                                Licensee, you may form one or more                                                                            AD by October 2, 2017.
                                                                                                        must provide SBA with access to                       ADDRESSES: You may send comments,
                                                blocker entities in accordance with this                Portfolio Concern information in
                                                paragraph (b)(3). For the purposes of                                                                         using the procedures found in 14 CFR
                                                                                                        compliance with this part 107,                        11.43 and 11.45, by any of the following
                                                this paragraph, a ‘‘blocker entity’’ means              including without limitation §§ 107.600
                                                a corporation or a limited liability                                                                          methods:
                                                                                                        and 107.620.                                             • Federal eRulemaking Portal: Go to
                                                company that elects to be taxed as a
                                                corporation for Federal income tax                      *      *     *    *     *                             http://www.regulations.gov. Follow the
                                                purposes. The sole purpose of a blocker                                                                       instructions for submitting comments.
                                                                                                        § 107.1100    [Amended]
                                                entity must be to provide Financing to                                                                           • Fax: 202–493–2251.
                                                one or more eligible, unincorporated                    ■  8. Amend § 107.1100 by removing the                   • Mail: U.S. Department of
                                                Small Businesses. You may form such                     term ‘‘Yu’’ in the second to the last                 Transportation, Docket Operations, M–
                                                blocker entities only if a direct                       sentence of paragraph (b) and adding in               30, West Building Ground Floor, Room
                                                Financing to such Small Businesses                      its place ‘‘You’’, and by removing                    W12–140, 1200 New Jersey Avenue SE.,
                                                would cause any of your investors to                    paragraph (c).                                        Washington, DC 20590.
                                                incur ‘‘unrelated business taxable                                                                               • Hand Delivery: U.S. Department of
                                                                                                        § 107.1150    [Amended]
                                                income’’ under section 511 of the                                                                             Transportation, Docket Operations, M–
                                                Internal Revenue Code (26 U.S.C. 511)                   ■  9. Amend § 107.1150 by removing the                30, West Building Ground Floor, Room
                                                or to incur ‘‘effectively connected                     term ‘‘$225 million’’ in the first                    W12–140, 1200 New Jersey Avenue SE.,
                                                income’’ to foreign investors under                     sentence of paragraph (b) and adding in               Washington, DC, between 9 a.m. and 5
                                                sections 871 and 882 of the Internal                    its place ‘‘$350 million’’.                           p.m., Monday through Friday, except
                                                Revenue Code (26 U.S.C. 871 and 882).                     Dated: August 10, 2017.                             Federal holidays.
                                                Your ownership and investment of                        Linda E. McMahon,                                        For service information identified in
                                                funds in such blocker entities will not                 Administrator.                                        this final rule, contact Bombardier, Inc.,
                                                constitute a violation of § 107.730(a).                                                                       400 Côte-Vertu Road West, Dorval,
                                                                                                        [FR Doc. 2017–17456 Filed 8–17–17; 8:45 am]
                                                For each passive business financed                                                                            Québec H4S 1Y9, Canada; Widebody
                                                                                                        BILLING CODE 8025–01–P
                                                under this section 107.720(b)(3), you                                                                         Customer Response Center North
                                                must provide a certification to SBA as                                                                        America toll-free telephone 1–866–538–
                                                required under § 107.610(g). A blocker                                                                        1247 or direct-dial telephone 1–514–
                                                entity formed under this paragraph may                  DEPARTMENT OF TRANSPORTATION                          855–2999; fax 514–855–7401; email
                                                provide Financing:                                                                                            ac.yul@aero.bombardier.com; Internet
                                                                                                        Federal Aviation Administration                       http://www.bombardier.com. You may
                                                   (i) Directly to one or more eligible
                                                non-passive Small Businesses; or                                                                              view this referenced service information
                                                   (ii) Directly to a passive Small                     14 CFR Part 39                                        at the FAA, Transport Airplane
                                                Business that passes substantially all the              [Docket No. FAA–2017–0699; Directorate                Directorate, 1601 Lind Avenue SW.,
                                                proceeds directly to (or uses                           Identifier 2017–NM–004–AD; Amendment                  Renton, WA. For information on the
                                                substantially all the proceeds to acquire)              39–18968; AD 2017–15–08]                              availability of this material at the FAA,
                                                one or more eligible non-passive Small                                                                        call 425–227–1221. It is also available
                                                                                                        RIN 2120–AA64
                                                Businesses in which the passive Small                                                                         on the Internet at http://
                                                Business directly owns, or will own as                  Airworthiness Directives; Bombardier,                 www.regulations.gov by searching for
                                                a result of the Financing, at least 50%                 Inc., Airplanes                                       and locating Docket No. FAA–2017–
                                                of the outstanding voting securities.                                                                         0699.
                                                   (4) Additional conditions for                        AGENCY:  Federal Aviation
                                                                                                                                                              Examining the AD Docket
                                                permitted passive business financings.                  Administration (FAA), DOT.
                                                Financings permitted under paragraphs                   ACTION: Final rule; request for                         You may examine the AD docket on
mstockstill on DSK30JT082PROD with RULES




                                                (b)(2) or (3) of this section must meet all             comments.                                             the Internet at http://
                                                of the following conditions:                                                                                  www.regulations.gov by searching for
                                                   (i) For the purposes of this paragraph               SUMMARY:  We are adopting a new                       and locating Docket No. FAA–2017–
                                                (b), ‘‘substantially all’’ means at least 99            airworthiness directive (AD) for certain              0699; or in person at the Docket
                                                percent of the Financing proceeds after                 Bombardier, Inc., Model CL–600–2E25                   Operations office between 9 a.m. and 5
                                                deduction of actual application fees,                   (Regional Jet Series 1000) airplanes.                 p.m., Monday through Friday, except
                                                closing fees, and expense                               This AD requires modifying the bleed-                 Federal holidays. The AD docket


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                                                39342              Federal Register / Vol. 82, No. 159 / Friday, August 18, 2017 / Rules and Regulations

                                                contains this AD, the regulatory                        Revision ALI–0554, dated August 19,                   FAA’s Determination of the Effective
                                                evaluation, any comments received, and                  2016, which describes an airworthiness                Date
                                                other information. The street address for               limitation task for a functional check of                Since there are currently no domestic
                                                the Docket Operations office (telephone                 the bleed air duct shrouds.                           operators of this product, notice and
                                                800–647–5527) is in the ADDRESSES                         • Bombardier CRJ Series Regional Jet                opportunity for public comment before
                                                section. Comments will be available in                  Airworthiness Limitations Temporary                   issuing this AD are unnecessary.
                                                the AD docket shortly after receipt.                    Revision ALI–0555, dated August 19,
                                                FOR FURTHER INFORMATION CONTACT:                                                                              Comments Invited
                                                                                                        2016, which describes an airworthiness
                                                Joseph Catanzaro, Aerospace Engineer,                   limitation task for a detailed inspection                This AD is a final rule that involves
                                                Propulsion and Services Branch, ANE–                    of the bleed air duct coupling covers                 requirements affecting flight safety, and
                                                173, FAA, New York Aircraft                             and detection manifolds.                              we did not precede it by notice and
                                                Certification Office (ACO), 1600 Stewart                  • Bombardier CRJ Series Regional Jet                opportunity for public comment. We
                                                Avenue, Suite 410, Westbury, NY                         Airworthiness Limitations Temporary                   invite you to send any written relevant
                                                11590; telephone 516–228–7366; fax                      Revision ALI–0556, dated August 19,                   data, views, or arguments about this AD.
                                                516–794–5531.                                           2016, which describes an airworthiness                Send your comments to an address
                                                SUPPLEMENTARY INFORMATION:                              limitation task for a detailed inspection             listed under the ADDRESSES section.
                                                                                                        of the overwing shield and the                        Include ‘‘Docket No. FAA–2017–0699;
                                                Discussion                                                                                                    Directorate Identifier 2017–NM–004–
                                                                                                        protection jackets for condition and
                                                   Transport Canada Civil Aviation                                                                            AD’’ at the beginning of your comments.
                                                                                                        security.
                                                (TCCA), which is the aviation authority                                                                       We specifically invite comments on the
                                                for Canada, has issued Canadian                           • Bombardier CRJ Series Regional Jet                overall regulatory, economic,
                                                Airworthiness Directive CF–2016–35,                     Airworthiness Limitations Temporary                   environmental, and energy aspects of
                                                dated November 16, 2016 (referred to                    Revision ALI–0557, dated August 19,                   this AD. We will consider all comments
                                                after this as the Mandatory Continuing                  2016, which describes an airworthiness                received by the closing date and may
                                                Airworthiness Information, or ‘‘the                     limitation task for a detailed inspection             amend this AD based on those
                                                MCAI’’), to correct an unsafe condition                 of the vent boot protection jackets for               comments.
                                                for certain Bombardier, Inc., Model CL–                 condition and security.                                  We will post all comments we
                                                600–2E25 (Regional Jet Series 1000)                       This service information is reasonably              receive, without change, to http://
                                                airplanes. The MCAI states:                             available because the interested parties              www.regulations.gov, including any
                                                   It is possible for the shrouds of the High           have access to it through their normal                personal information you provide. We
                                                Pressure (HP) bleed air ducts located in the            course of business or by the means                    will also post a report summarizing each
                                                main wheel wells and overwing areas to                  identified in the ADDRESSES section.                  substantive verbal contact we receive
                                                deteriorate and consequently, their maximum                                                                   about this AD.
                                                permitted leakage rate could be exceeded. If            FAA’s Determination and Requirements
                                                a significant bleed air leak is not sensed by           of This AD                                            Costs of Compliance
                                                the detection system, hot air impingement                                                                       We estimate that this AD affects 0
                                                may cause damage to the adjacent structure                This product has been approved by
                                                                                                        the aviation authority of another                     airplanes of U.S. registry.
                                                and system components or create a fire                                                                          We also estimate that it will take
                                                hazard.                                                 country, and is approved for operation
                                                   This [Canadian] AD is issued to mandate
                                                                                                                                                              about 91 work-hours per product to
                                                                                                        in the United States. Pursuant to our
                                                a modification of the bleed-air duct and                                                                      comply with the basic requirements of
                                                                                                        bilateral agreement with the State of
                                                detection system, as well as a revision of the                                                                this AD. The average labor rate is $85
                                                                                                        Design Authority, we have been notified
                                                Airworthiness Limitation tasks to correspond                                                                  per work-hour. Required parts cost are
                                                                                                        of the unsafe condition described in the
                                                with this modification.                                                                                       not available. Based on these figures, we
                                                                                                        MCAI and service information
                                                  You may examine the MCAI on the                                                                             estimate the cost of this AD on U.S.
                                                                                                        referenced above. We are issuing this
                                                Internet at http://www.regulations.gov                                                                        operators to be $0, or $7,735 per
                                                                                                        AD because we evaluated all pertinent
                                                by searching for and locating Docket No.                                                                      product.
                                                                                                        information and determined the unsafe
                                                FAA–2017–0699.                                          condition exists and is likely to exist or            Authority for This Rulemaking
                                                Related Service Information Under 1                     develop on other products of the same                    Title 49 of the United States Code
                                                CFR Part 51                                             type design.                                          specifies the FAA’s authority to issue
                                                   Bombardier, Inc. has issued                            This AD requires revisions to certain               rules on aviation safety. Subtitle I,
                                                Bombardier Service Bulletin 670BA–36–                   operator maintenance documents to                     section 106, describes the authority of
                                                022, Revision B, dated December 20,                     include new actions (e.g., inspections).              the FAA Administrator. ‘‘Subtitle VII:
                                                2016. The service information describes                 Compliance with these actions is                      Aviation Programs,’’ describes in more
                                                modifying the bleed-air duct and                        required by 14 CFR 91.403(c). For                     detail the scope of the Agency’s
                                                detection system.                                       airplanes that have been previously                   authority.
                                                   Bombardier, Inc. has issued the                      modified, altered, or repaired in the                    We are issuing this rulemaking under
                                                following service information.                          areas addressed by this AD, the operator              the authority described in ‘‘Subtitle VII,
                                                   • Bombardier CRJ Series Regional Jet                 may not be able to accomplish the                     Part A, Subpart III, Section 44701:
                                                Airworthiness Limitations Temporary                     actions described in the revisions. In                General requirements.’’ Under that
                                                Revision ALI–0553, dated August 19,                     this situation, to comply with 14 CFR                 section, Congress charges the FAA with
                                                2016, which describes an airworthiness                  91.403(c), the operator must request                  promoting safe flight of civil aircraft in
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                                                limitation task for a detailed inspection               approval for an alternative method of                 air commerce by prescribing regulations
                                                of the protection jackets (shields) and                 compliance according to paragraph                     for practices, methods, and procedures
                                                insulating blankets located on top of the               (k)(1) of this AD. The request should                 the Administrator finds necessary for
                                                center wing and fuel tank and fuel vent                 include a description of changes to the               safety in air commerce. This regulation
                                                lines for condition and security.                       required inspections that will ensure the             is within the scope of that authority
                                                   • Bombardier CRJ Series Regional Jet                 continued operational safety of the                   because it addresses an unsafe condition
                                                Airworthiness Limitations Temporary                     airplane.                                             that is likely to exist or develop on


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                                                                       Federal Register / Vol. 82, No. 159 / Friday, August 18, 2017 / Rules and Regulations                                                                                 39343

                                                products identified in this rulemaking                                    PART 39—AIRWORTHINESS                                                   (f) Compliance
                                                action.                                                                   DIRECTIVES                                                                Comply with this AD within the
                                                                                                                                                                                                  compliance times specified, unless already
                                                Regulatory Findings                                                       ■ 1. The authority citation for part 39                                 done.
                                                                                                                          continues to read as follows:
                                                  We determined that this AD will not                                                                                                             (g) Modification
                                                have federalism implications under                                            Authority: 49 U.S.C. 106(g), 40113, 44701.
                                                                                                                                                                                                     At the earlier of the times specified in
                                                Executive Order 13132. This AD will                                       § 39.13        [Amended]                                                paragraphs (g)(1) and (g)(2) of this AD:
                                                not have a substantial direct effect on                                                                                                           Modify the bleed-air duct and detection
                                                the States, on the relationship between                                   ■ 2. The FAA amends § 39.13 by adding                                   system, in accordance with the
                                                the national government and the States,                                   the following new airworthiness                                         Accomplishment Instructions of Bombardier
                                                or on the distribution of power and                                       directive (AD):                                                         Service Bulletin 670BA–36–022, Revision B,
                                                                                                                          2017–15–08 Bombardier, Inc.: Amendment                                  dated December 20, 2016.
                                                responsibilities among the various
                                                                                                                              39–18968; Docket No. FAA–2017–0699;                                    (1) Within 6,600 flight hours or 32 months,
                                                levels of government.                                                                                                                             whichever occurs first after the effective date
                                                                                                                              Directorate Identifier 2017–NM–004–AD.
                                                  For the reasons discussed above, I                                                                                                              of this AD.
                                                certify that this AD:                                                     (a) Effective Date                                                         (2) Within the next 10,000-flight-hours
                                                                                                                            This AD becomes effective September 5,                                scheduled maintenance check after the
                                                  1. Is not a ‘‘significant regulatory                                    2017.                                                                   effective date of this AD.
                                                action’’ under Executive Order 12866;
                                                                                                                          (b) Affected ADs                                                        (h) Maintenance or Inspection Program
                                                  2. Is not a ‘‘significant rule’’ under the                                                                                                      Revision
                                                                                                                            None.
                                                DOT Regulatory Policies and Procedures
                                                                                                                                                                                                     Within 30 days after the effective date of
                                                (44 FR 11034, February 26, 1979);                                         (c) Applicability
                                                                                                                                                                                                  this AD: Revise the maintenance or
                                                  3. Will not affect intrastate aviation in                                  This AD applies to Bombardier, Inc.,                                 inspection program, as applicable, by
                                                Alaska; and                                                               Model CL–600–2E25 (Regional Jet Series                                  incorporating the service information
                                                                                                                          1000) airplanes, certificated in any category,                          specified in figure 1 to paragraph (h) of this
                                                  4. Will not have a significant                                          serial numbers 19001 through 19048                                      AD. The initial compliance time for tasks 28–
                                                economic impact, positive or negative,                                    inclusive.                                                              12–00–601 and 28–12–00–602 is at the later
                                                on a substantial number of small entities                                 (d) Subject                                                             of the applicable times specified in the
                                                under the criteria of the Regulatory                                        Air Transport Association (ATA) of
                                                                                                                                                                                                  service information specified in figure 1 to
                                                Flexibility Act.                                                          America Code 36, Pneumatic.                                             paragraph (h) of this AD, or within 30 days
                                                                                                                                                                                                  after the effective date of this AD, whichever
                                                List of Subjects in 14 CFR Part 39                                        (e) Reason                                                              occurs later. The initial compliance times for
                                                                                                                             This AD was prompted by a report of a                                tasks 25–85–00–101, 36–20–00–101, and 36–
                                                  Air transportation, Aircraft, Aviation                                  possibility that the shrouds of the high                                20–00–102 are specified in Figure 2 to
                                                safety, Incorporation by reference,                                       pressure bleed air ducts could deteriorate                              paragraph (h) of this AD. When these
                                                Safety.                                                                   and their maximum permitted leakage rate                                temporary revisions (TRs) have been
                                                                                                                          could be exceeded. We are issuing this AD                               included in general revisions of the
                                                Adoption of the Amendment                                                 to prevent a bleed air leak from exceeding the                          maintenance requirement manual (MRM), the
                                                                                                                          maximum permitted leakage rate, which if                                general revisions may be inserted in the
                                                  Accordingly, under the authority                                        not sensed by the detection system, could                               MRM, provided the relevant information in
                                                delegated to me by the Administrator,                                     cause hot air impingement to damage the                                 the general revision is identical to the TRs
                                                the FAA amends 14 CFR part 39 as                                          adjacent structure and system components or                             specified in figure 1 to paragraph (h) of this
                                                follows:                                                                  create a fire hazard.                                                   AD.

                                                                 FIGURE 1 TO PARAGRAPH (h) OF THIS AD—TEMPORARY REVISIONS MAINTENANCE REQUIREMENTS
                                                                                                                                                                                                          Maintenance
                                                                                                                                                                                                         requirements
                                                                                              Temporary revision                                                                       Task No.                                Revision date
                                                                                                                                                                                                         manual (MRM)
                                                                                                                                                                                                         part 2 section

                                                ALI–0553    ....................................................................................................................      25–85–00–101                   1–25   August   19,   2016.
                                                ALI–0554    ....................................................................................................................      36–20–00–101                   1–36   August   19,   2016.
                                                ALI–0555    ....................................................................................................................      36–20–00–102                   1–36   August   19,   2016.
                                                ALI–0556    ....................................................................................................................      28–12–00–601                   4–28   August   19,   2016.
                                                ALI–0557    ....................................................................................................................      28–12–00–602                   4–28   August   19,   2016.


                                                                                            FIGURE 2 TO PARAGRAPH (h) OF THIS AD—INITIAL COMPLIANCE TIMES

                                                           Task No.                                                                                Initial compliance time (whichever occurs later)

                                                25–85–00–101 ....................           Before the accumulation of 8,000 total flight hours ........                               Within 30 days after the effective date of this AD.
                                                36–20–00–101 ....................           Before the accumulation of 10,000 total flight hours ......                                Within 30 days after the effective date of this AD.
                                                36–20–00–102 ....................           Before the accumulation of 10,000 total flight hours ......                                Within 30 days after the effective date of this AD.
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                                                (i) No Alternative Actions or Intervals                                   used unless the actions or intervals are                                (j) Credit for Previous Actions
                                                  After the maintenance or inspection                                     approved as an alternative method of                                      This paragraph provides credit for actions
                                                program has been revised, as required by                                  compliance (AMOC) in accordance with the                                required by paragraph (g) of this AD, if those
                                                paragraph (h) of this AD, no alternative                                  procedures specified in paragraph (k)(1) of                             actions were performed before the effective
                                                actions (e.g., inspections) or intervals may be                           this AD.                                                                date of this AD using Bombardier Service



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                                                39344              Federal Register / Vol. 82, No. 159 / Friday, August 18, 2017 / Rules and Regulations

                                                Bulletin 670BA–36–022, dated May 30, 2016;                 (iv) Bombardier CRJ Series Regional Jet            AD to address the unsafe condition on
                                                or Bombardier Service Bulletin 670BA–36–                Airworthiness Limitations Temporary                   these products.
                                                022, Revision A, dated September 16, 2016.              Revision ALI–0555, dated August 19, 2016.
                                                                                                                                                              DATES: This AD is effective September
                                                                                                           (v) Bombardier CRJ Series Regional Jet
                                                (k) Other FAA AD Provisions                             Airworthiness Limitations Temporary                   22, 2017.
                                                  The following provisions also apply to this           Revision ALI–0556, dated August 19, 2016.                The Director of the Federal Register
                                                AD:                                                        (vi) Bombardier CRJ Series Regional Jet            approved the incorporation by reference
                                                  (1) Alternative Methods of Compliance                 Airworthiness Limitations Temporary                   of a certain publication listed in this AD
                                                (AMOCs): The Manager, New York Aircraft                 Revision ALI–0557, dated August 19, 2016.             as of September 22, 2017.
                                                Certification Office (ACO), ANE–170, FAA,                  (3) For service information identified in          ADDRESSES: For service information
                                                has the authority to approve AMOCs for this             this AD, contact Bombardier, Inc., 400 Côte-         identified in this final rule, contact
                                                AD, if requested using the procedures found             Vertu Road West, Dorval, Québec H4S 1Y9,
                                                                                                                                                              Boeing Commercial Airplanes,
                                                in 14 CFR 39.19. In accordance with 14 CFR              Canada; Widebody Customer Response
                                                                                                        Center North America toll-free telephone 1–           Attention: Contractual & Data Services
                                                39.19, send your request to your principal
                                                inspector or local Flight Standards District            866–538–1247 or direct-dial telephone 1–              (C&DS), 2600 Westminster Blvd., MC
                                                Office, as appropriate. If sending information          514–855–2999; fax 514–855–7401; email                 110–SK57, Seal Beach, CA 90740–5600;
                                                directly to the manager of the ACO, send it             ac.yul@aero.bombardier.com; Internet http://          telephone 562–797–1717; Internet
                                                to ATTN: Program Manager, Continuing                    www.bombardier.com.                                   https://www.myboeingfleet.com. You
                                                Operational Safety, FAA, New York ACO,                     (4) You may view this service information          may view this referenced service
                                                1600 Stewart Avenue, Suite 410, Westbury,               at the FAA, Transport Airplane Directorate,           information at the FAA, Transport
                                                NY 11590; telephone 516–228–7300; fax                   1601 Lind Avenue SW., Renton, WA. For                 Standards Staff, 1601 Lind Avenue SW.,
                                                516–794–5531. Before using any approved                 information on the availability of this
                                                                                                                                                              Renton, WA. For information on the
                                                AMOC, notify your appropriate principal                 material at the FAA, call 425–227–1221.
                                                                                                           (5) You may view this service information          availability of this material at the FAA,
                                                inspector, or lacking a principal inspector,                                                                  call 425–227–1221. It is also available
                                                the manager of the local flight standards               that is incorporated by reference at the
                                                                                                        National Archives and Records                         on the Internet at http://
                                                district office/certificate holding district
                                                                                                        Administration (NARA). For information on             www.regulations.gov by searching for
                                                office.
                                                  (2) Contacting the Manufacturer: For any
                                                                                                        the availability of this material at NARA, call       and locating Docket No. FAA–2016–
                                                                                                        202–741–6030, or go to: http://                       9112.
                                                requirement in this AD to obtain corrective
                                                                                                        www.archives.gov/federal-register/cfr/ibr-
                                                actions from a manufacturer, the action must                                                                  Examining the AD Docket
                                                                                                        locations.html.
                                                be accomplished using a method approved
                                                by the Manager, New York ACO, ANE–170,                    Issued in Renton, Washington, on July 13,             You may examine the AD docket on
                                                FAA; or Transport Canada Civil Aviation                 2017.                                                 the Internet at http://
                                                (TCCA); or Bombardier, Inc.’s TCCA Design               Dionne Palermo,                                       www.regulations.gov by searching for
                                                Approval Organization (DAO). If approved by             Acting Manager, Transport Airplane                    and locating Docket No. FAA–2016–
                                                the DAO, the approval must include the                  Directorate, Aircraft Certification Service.          9112; or in person at the Docket
                                                DAO-authorized signature.                                                                                     Management Facility between 9 a.m.
                                                                                                        [FR Doc. 2017–15484 Filed 8–17–17; 8:45 am]
                                                (l) Related Information                                 BILLING CODE 4910–13–P
                                                                                                                                                              and 5 p.m., Monday through Friday,
                                                   (1) Refer to Mandatory Continuing                                                                          except Federal holidays. The AD docket
                                                Airworthiness Information (MCAI) Canadian                                                                     contains this AD, the regulatory
                                                Airworthiness Directive CF–2016–35, dated               DEPARTMENT OF TRANSPORTATION                          evaluation, any comments received, and
                                                November 16, 2016, for related information.                                                                   other information. The address for the
                                                You may examine the MCAI on the Internet                Federal Aviation Administration                       Docket Office (phone: 800–647–5527) is
                                                at http://www.regulations.gov by searching                                                                    Docket Management Facility, U.S.
                                                for and locating Docket No. FAA–2017–0699.              14 CFR Part 39                                        Department of Transportation, Docket
                                                   (2) For more information about this AD,                                                                    Operations, M–30, West Building
                                                contact Joseph Catanzaro, Aerospace                     [Docket No. FAA–2016–9112; Product
                                                                                                        Identifier 2016–NM–091–AD; Amendment                  Ground Floor, Room W12–140, 1200
                                                Engineer, Propulsion and Services Branch,
                                                                                                        39–18982; AD 2017–16–05]                              New Jersey Avenue SE., Washington,
                                                ANE–173, FAA, New York ACO, 1600
                                                Stewart Avenue, Suite 410, Westbury, NY
                                                                                                                                                              DC 20590.
                                                                                                        RIN 2120–AA64                                         FOR FURTHER INFORMATION CONTACT:
                                                11590; telephone 516–228–7366; fax 516–
                                                794–5531.                                                                                                     Alan Pohl, Aerospace Engineer,
                                                                                                        Airworthiness Directives; The Boeing
                                                   (3) Service information identified in this                                                                 Airframe Section, FAA, Seattle Aircraft
                                                AD that is not incorporated by reference is
                                                                                                        Company Airplanes
                                                                                                                                                              Certification Office (ACO) Branch, 1601
                                                available at the addresses specified in                 AGENCY:  Federal Aviation                             Lind Avenue SW., Renton, WA 98057–
                                                paragraphs (m)(3) and (m)(4) of this AD.                Administration (FAA), DOT.                            3356; phone: 425–917–6450; fax: 425–
                                                (m) Material Incorporated by Reference                  ACTION: Final rule.                                   917–6590; email: alan.pohl@faa.gov.
                                                   (1) The Director of the Federal Register                                                                   SUPPLEMENTARY INFORMATION:
                                                approved the incorporation by reference                 SUMMARY:    We are adopting a new
                                                                                                        airworthiness directive (AD) for certain              Discussion
                                                (IBR) of the service information listed in this
                                                paragraph under 5 U.S.C. 552(a) and 1 CFR               The Boeing Company Model 737–600,                       We issued a notice of proposed
                                                part 51.                                                –700, –700C, –800, –900, and –900ER                   rulemaking (NPRM) to amend 14 CFR
                                                   (2) You must use this service information            series airplanes. This AD was prompted                part 39 by adding an AD that would
                                                as applicable to do the actions required by             by a report of a Krueger flap bullnose                apply to certain The Boeing Company
                                                this AD, unless this AD specifies otherwise.            departing an airplane during taxi, which              Model 737–600, –700, –700C, –800,
                                                   (i) Bombardier Service Bulletin 670BA–36–
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                                                                                                        caused damage to the wing structure                   –900, and –900ER series airplanes. The
                                                022, Revision B, dated December 20, 2016.
                                                   (ii) Bombardier CRJ Series Regional Jet
                                                                                                        and thrust reverser. This AD requires a               NPRM published in the Federal
                                                Airworthiness Limitations Temporary                     one-time detailed visual inspection for               Register on September 29, 2016 (81 FR
                                                Revision ALI–0553, dated August 19, 2016.               discrepancies in the Krueger flap                     66874) (‘‘the NPRM’’). The NPRM was
                                                   (iii) Bombardier CRJ Series Regional Jet             bullnose attachment hardware, and                     prompted by a report of a Krueger flap
                                                Airworthiness Limitations Temporary                     related investigative and corrective                  bullnose departing an airplane during
                                                Revision ALI–0554, dated August 19, 2016.               actions, if necessary. We are issuing this            taxi, which caused damage to the wing


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Document Created: 2017-08-18 07:40:32
Document Modified: 2017-08-18 07:40:32
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionRules and Regulations
ActionFinal rule; request for comments.
DatesThis AD becomes effective September 5, 2017.
ContactJoseph Catanzaro, Aerospace Engineer, Propulsion and Services Branch, ANE-173, FAA, New York Aircraft Certification Office (ACO), 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; telephone 516-228-7366; fax 516-794-5531.
FR Citation82 FR 39341 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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