83_FR_4156 83 FR 4136 - Airworthiness Directives; Agusta S.p.A. Helicopters

83 FR 4136 - Airworthiness Directives; Agusta S.p.A. Helicopters

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 83, Issue 20 (January 30, 2018)

Page Range4136-4138
FR Document2018-01573

We are adopting a new airworthiness directive (AD) for Agusta S.p.A. (Agusta) Model AB139 and AW139 helicopters. This AD requires inspecting the main rotor blade (MRB) tip cap for disbonding. This AD is prompted by a report of the in-flight loss of an MRB tip cap. The actions of this AD are intended to prevent an unsafe condition on these helicopters.

Federal Register, Volume 83 Issue 20 (Tuesday, January 30, 2018)
[Federal Register Volume 83, Number 20 (Tuesday, January 30, 2018)]
[Rules and Regulations]
[Pages 4136-4138]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2018-01573]


=======================================================================
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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2017-0939; Product Identifier 2017-SW-057-AD; Amendment 
39-19174; AD 2018-03-01]
RIN 2120-AA64


Airworthiness Directives; Agusta S.p.A. Helicopters

AGENCY: Federal Aviation Administration (FAA), Department of 
Transportation (DOT).

ACTION: Final rule; request for comments.

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

SUMMARY: We are adopting a new airworthiness directive (AD) for Agusta 
S.p.A. (Agusta) Model AB139 and AW139 helicopters. This AD requires 
inspecting the main rotor blade (MRB) tip cap for disbonding. This AD 
is prompted by a report of the in-flight loss of an MRB tip cap. The 
actions of this AD are intended to prevent an unsafe condition on these 
helicopters.

DATES: This AD becomes effective February 14, 2018.
    The Director of the Federal Register approved the incorporation by 
reference of a certain document listed in this AD as of February 14, 
2018.
    We must receive comments on this AD by April 2, 2018.

ADDRESSES: You may send comments by any of the following methods:
     Federal eRulemaking Docket: Go to http://www.regulations.gov. Follow the online instructions for sending your 
comments electronically.
     Fax: 202-493-2251.
     Mail: Send comments to the U.S. Department of 
Transportation, Docket Operations, M-30, West Building Ground Floor, 
Room W12-140, 1200 New Jersey Avenue SE, Washington, DC 20590-0001.
     Hand Delivery: Deliver to the ``Mail'' address between 9 
a.m. and 5

[[Page 4137]]

p.m., Monday through Friday, except Federal holidays.

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-
0939; or in person at Docket Operations between 9 a.m. and 5 p.m., 
Monday through Friday, except Federal holidays. The AD docket contains 
this AD, the European Aviation Safety Agency (EASA) AD, any 
incorporated-by-reference service information, the economic evaluation, 
any comments received, and other information. The street address for 
Docket Operations (telephone 800-647-5527) is in the ADDRESSES section. 
Comments will be available in the AD docket shortly after receipt.
    For service information identified in this final rule, contact 
Leonardo S.p.A. Helicopters, Matteo Ragazzi, Head of Airworthiness, 
Viale G.Agusta 520, 21017 C.Costa di Samarate (Va) Italy; telephone 
+39-0331-711756; fax +39-0331-229046; or at http://www.leonardocompany.com/-/bulletins. You may review the referenced 
service information at the FAA, Office of the Regional Counsel, 
Southwest Region, 10101 Hillwood Pkwy., Room 6N-321, Fort Worth, TX 
76177. It is also available on the internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2017-
0939.

FOR FURTHER INFORMATION CONTACT: Matt Fuller, Senior Aviation Safety 
Engineer, Safety Management Section, Rotorcraft Standards Branch, FAA, 
10101 Hillwood Pkwy., Fort Worth, TX 76177; telephone (817) 222-5110; 
email matthew.fuller@faa.gov.

SUPPLEMENTARY INFORMATION: 

Comments Invited

    This AD is a final rule that involves requirements affecting flight 
safety, and we did not provide you with notice and an opportunity to 
provide your comments prior to it becoming effective. However, we 
invite you to participate in this rulemaking by submitting written 
comments, data, or views. We also invite comments relating to the 
economic, environmental, energy, or federalism impacts that resulted 
from adopting this AD. The most helpful comments reference a specific 
portion of the AD, explain the reason for any recommended change, and 
include supporting data. To ensure the docket does not contain 
duplicate comments, commenters should send only one copy of written 
comments, or if comments are filed electronically, commenters should 
submit them only one time. We will file in the docket all comments that 
we receive, as well as a report summarizing each substantive public 
contact with FAA personnel concerning this rulemaking during the 
comment period. We will consider all the comments we receive and may 
conduct additional rulemaking based on those comments.

Discussion

    EASA, which is the Technical Agent for the Member States of the 
European Union, has issued AD No. 2017- 0175-E, dated September 13, 
2017, to correct an unsafe condition for Leonardo S.p.A. (previously 
Agusta) Model AB139 and AW139 helicopters. EASA advises of an in-flight 
loss of an MRB tip cap on an AW139 helicopter where the pilot was able 
to safely land the helicopter. EASA further advises that an 
investigation determined the cause as incorrect bonding procedures used 
during production on MRB part number 3G6210A00131, serial numbers 3615, 
3634, 3667, and 3729. According to EASA, this condition could result in 
loss of an MRB tip cap, increased pilot workload, and reduced control 
of the helicopter. To address this unsafe condition, the EASA AD 
requires a one-time inspection of the affected MRB tip caps within 5 
hours and replacing the affected MRBs within 10 hours if not replaced 
as a result of the inspection. The EASA AD also prohibits installing 
the affected MRBs on a helicopter.
    The FAA is in the process of updating Agusta's name change to 
Leonardo Helicopters on its type certificate. Because this name change 
is not yet effective, this AD specifies Agusta.

FAA's Determination

    These helicopters have been approved by the aviation authority of 
Italy and are approved for operation in the United States. Pursuant to 
our bilateral agreement with Italy, EASA, its technical representative, 
has notified us of the unsafe condition described in the EASA AD. We 
are issuing this AD because we evaluated all information provided by 
EASA and determined the unsafe condition exists and is likely to exist 
or develop on other helicopters of these same type designs.

Related Service Information Under 1 CFR Part 51

    Leonardo Helicopters has issued Emergency Alert Service Bulletin 
No. 139-508, dated September 12, 2017, which describes procedures for 
inspecting the tip cap for disbonding using a tap test and replacing 
the main rotor blade.
    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.

AD Requirements

    For helicopters with an MRB part-number (P/N) 3G6210A00131 that has 
serial number (S/N) 3615, 3634, 3667, or 3729 installed, this AD 
requires:
     Within 5 hours time-in-service (TIS), tap inspecting each 
tip cap for disbonding.
     If there is any disbonding, this AD requires, before 
further flight, removing the MRB from service.
     If there is no disbonding, this AD requires, within 10 
hours TIS, removing the MRB from service.
    This AD also prohibits installing these serial-numbered MRBs on any 
helicopter after the effective date of this AD.

Differences Between This AD and the EASA AD

    The EASA AD requires that you return the removed blades to Leonardo 
Helicopters, and this AD does not.

Costs of Compliance

    We estimate that this AD affects four helicopters of U.S. Registry.
    At an average labor rate of $85 per work-hour, we estimate that 
operators may incur the following costs in order to comply with this 
AD. Tap inspecting the MRB tip caps will require 1 work-hour, for a 
cost per helicopter of $85. Replacing one MRB will require 4 work-
hours, and $141,725 for required parts. Thus, we estimate a total cost 
of $568,345 per helicopter and $2,273,380 for the U.S. fleet to comply 
with this AD.
    According to Leonardo Helicopters' service information, some of the 
costs of this AD may be covered under warranty, thereby reducing the 
cost impact on affected individuals. We do not control warranty 
coverage by Leonardo Helicopters. Accordingly, we have included all 
costs in our cost estimate.

FAA's Justification and Determination of the Effective Date

    An unsafe condition exists that requires the immediate adoption of 
this AD without providing an opportunity for public comments prior to 
adoption. The FAA has found that the risk to the flying public 
justifies waiving notice and comment prior to adoption of this rule 
because the corrective actions required by this AD must be accomplished 
within 5 hours TIS.
    Therefore, we find good cause that notice and opportunity for prior 
public

[[Page 4138]]

comment are impracticable. In addition, for the reasons stated above, 
we find that good cause exists for making this amendment effective in 
less than 30 days.

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 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, I certify that this AD:
    1. Is not a ``significant regulatory action'' under Executive Order 
12866;
    2. Is not a ``significant rule'' under DOT Regulatory Policies and 
Procedures (44 FR 11034, February 26, 1979);
    3. Will not affect intrastate aviation in Alaska to the extent that 
it justifies making a regulatory distinction; 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.
    We prepared an economic evaluation of the estimated costs to comply 
with this AD and placed it in the AD docket.

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):

2018-03-01 Agusta S.p.A.: Amendment 39-19174; Docket No. FAA-2017-
0939; Product Identifier 2017-SW-057-AD.

(a) Applicability

    This AD applies to Agusta S.p.A. Model AB139 and AW139 
helicopters, certificated in any category, with a main rotor blade 
(MRB) part number (P/N) 3G6210A00131 with a serial number (S/N) 
3615, 3634, 3667, or 3729 installed.

(b) Unsafe Condition

    This AD defines the unsafe condition as disbonding of an MRB tip 
cap. This condition could result in loss of the MRB tip cap, severe 
vibrations, and subsequent loss of control of the helicopter.

(c) Effective Date

    This AD becomes effective February 14, 2018.

(d) Compliance

    You are responsible for performing each action required by this 
AD within the specified compliance time unless it has already been 
accomplished prior to that time.

(e) Required Actions

    (1) Within 5 hours time-in-service (TIS), using a tap hammer or 
equivalent, tap inspect each MRB tip cap for disbonding in the area 
depicted in Figure 1 of Leonardo Helicopters Emergency Alert Service 
Bulletin No. 139-508, dated September 12, 2017 (EASB).
    (i) If there is any disbonding, before further flight, remove 
the MRB from service.
    (ii) If there is no disbonding, within 10 hours TIS, remove the 
MRB from service.
    (2) After the effective date of this AD, do not install a MRB P/
N 3G6210A00131 with a S/N 3615, 3634, 3667, or 3729 on any 
helicopter.

(f) Alternative Methods of Compliance (AMOCs)

    (1) The Manager, Safety Management Section, Rotorcraft Standards 
Branch, FAA, may approve AMOCs for this AD. Send your proposal to: 
Matt Fuller, Senior Aviation Safety Engineer, Safety Management 
Section, Rotorcraft Standards Branch, FAA, 10101 Hillwood Pkwy., 
Fort Worth, TX 76177; telephone (817) 222-5110; email 9-ASW-FTW-AMOC-Requests@faa.gov.
    (2) For operations conducted under a 14 CFR part 119 operating 
certificate or under 14 CFR part 91, subpart K, we suggest that you 
notify your principal inspector, or lacking a principal inspector, 
the manager of the local flight standards district office or 
certificate holding district office, before operating any aircraft 
complying with this AD through an AMOC.

(g) Additional Information

    The subject of this AD is addressed in European Aviation Safety 
Agency (EASA) AD No. 2017-0175-E, dated September 13, 2017. You may 
view the EASA AD on the internet at http://www.regulations.gov by 
searching for and locating it in Docket No. FAA-2017-0939.

(h) Subject

    Joint Aircraft Service Component (JASC) Code: 6210 Main Rotor 
Blades.

(i) Material Incorporated by Reference

    (1) The Director of the Federal Register approved the 
incorporation by reference 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 the AD specifies otherwise.
    (i) Leonardo Helicopters Emergency Alert Service Bulletin No. 
139-508, dated September 12, 2017.
    (ii) Reserved.
    (3) For Leonardo Helicopters service information identified in 
this AD, contact Leonardo S.p.A. Helicopters, Matteo Ragazzi, Head 
of Airworthiness, Viale G.Agusta 520, 21017 C.Costa di Samarate (Va) 
Italy; telephone +39-0331-711756; fax +39-0331-229046; or at http://www.leonardocompany.com/-/bulletins.
    (4) You may view this service information at FAA, Office of the 
Regional Counsel, Southwest Region, 10101 Hillwood Pkwy., Room 6N-
321, Fort Worth, TX 76177. For information on the availability of 
this material at the FAA, call (817) 222-5110.
    (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 Fort Worth, Texas, on January 22, 2018.
Lance T. Gant,
Director, Compliance & Airworthiness Division, Aircraft Certification 
Service.
[FR Doc. 2018-01573 Filed 1-29-18; 8:45 am]
 BILLING CODE 4910-13-P



                                             4136               Federal Register / Vol. 83, No. 20 / Tuesday, January 30, 2018 / Rules and Regulations

                                                U.S. orchid producers numbered 158                    Copies of the environmental assessment                     The revision reads as follows:
                                             in 2012, but the number of                               and finding of no significant impact are
                                             establishments that are small entities is                also available for public inspection at                § 319.37–8   Growing media.
                                             not known. Given that orchid plants                      USDA, Room 1141, South Building,                       *       *    *     *      *
                                             such as Oncidium spp. are already being                  14th Street and Independence Avenue                    (Approved by the Office of Management and
                                             imported from Taiwan in approved                         SW, Washington, DC, between 8 a.m.                     Budget under control numbers 0579–0190,
                                             growing media and all orchid species                     and 4:30 p.m., Monday through Friday,                  0579–0439, 0579–0454, and 0579–0458)
                                             are allowed importation without                          except holidays. Persons wishing to                      Done in Washington, DC, this 24th day of
                                             growing material, we expect that                         inspect copies are requested to call                   January 2018.
                                             allowing the importation of Dendrobium                   ahead on (202) 799–7039 to facilitate                  Kevin Shea,
                                             spp. orchids in approved growing media                   entry into the reading room. In addition,              Administrator, Animal and Plant Health
                                             will not significantly change the volume                 copies may be obtained by writing to the               Inspection Service.
                                             or value of orchids imported by the                      individual listed under FOR FURTHER                    [FR Doc. 2018–01737 Filed 1–29–18; 8:45 am]
                                             United States from Taiwan.                               INFORMATION CONTACT.                                   BILLING CODE 3410–34–P
                                                Under these circumstances, the
                                             Administrator of the Animal and Plant                    Paperwork Reduction Act
                                             Health Inspection Service has                               In accordance with section 3507(d) of               DEPARTMENT OF TRANSPORTATION
                                             determined that this action will not                     the Paperwork Reduction Act of 1995
                                             have a significant economic impact on                    (44 U.S.C. 3501 et seq.), the information              Federal Aviation Administration
                                             a substantial number of small entities.                  collection requirements included in this
                                             Executive Order 12988                                    final rule, which were filed under 0579–               14 CFR Part 39
                                                                                                      0458, have been submitted for approval
                                                This final rule has been reviewed                                                                            [Docket No. FAA–2017–0939; Product
                                                                                                      to the Office of Management and Budget                 Identifier 2017–SW–057–AD; Amendment
                                             under Executive Order 12988, Civil                       (OMB). When OMB notifies us of its
                                             Justice Reform. This rule: (1) Preempts                                                                         39–19174; AD 2018–03–01]
                                                                                                      decision, if approval is denied, we will
                                             all State and local laws and regulations                 publish a document in the Federal                      RIN 2120–AA64
                                             that are inconsistent with this rule; (2)                Register providing notice of what action
                                             has no retroactive effect; and (3) does                  we plan to take.                                       Airworthiness Directives; Agusta
                                             not require administrative proceedings                                                                          S.p.A. Helicopters
                                             before parties may file suit in court                    E-Government Act Compliance
                                                                                                                                                             AGENCY:  Federal Aviation
                                             challenging this rule.                                      The Animal and Plant Health                         Administration (FAA), Department of
                                             National Environmental Policy Act                        Inspection Service is committed to                     Transportation (DOT).
                                                                                                      compliance with the E-Government Act
                                                An environmental assessment and                                                                              ACTION: Final rule; request for
                                                                                                      to promote the use of the internet and
                                             finding of no significant impact have                                                                           comments.
                                                                                                      other information technologies, to
                                             been prepared for this final rule. The                   provide increased opportunities for
                                             environmental assessment provides a                                                                             SUMMARY:   We are adopting a new
                                                                                                      citizen access to Government                           airworthiness directive (AD) for Agusta
                                             basis for the conclusion that the                        information and services, and for other
                                             importation of Dendrobium spp. from                                                                             S.p.A. (Agusta) Model AB139 and
                                                                                                      purposes. For information pertinent to                 AW139 helicopters. This AD requires
                                             Taiwan under the conditions specified                    E-Government Act compliance related
                                             in this rule will not have a significant                                                                        inspecting the main rotor blade (MRB)
                                                                                                      to this rule, please contact Ms. Kimberly              tip cap for disbonding. This AD is
                                             impact on the quality of the human                       Hardy, APHIS’ Information Collection
                                             environment. Based on the finding of no                                                                         prompted by a report of the in-flight loss
                                                                                                      Coordinator, at (301) 851–2483.                        of an MRB tip cap. The actions of this
                                             significant impact, the Administrator of
                                             the Animal and Plant Health Inspection                   List of Subjects in 7 CFR Part 319                     AD are intended to prevent an unsafe
                                             Service has determined that an                                                                                  condition on these helicopters.
                                                                                                        Coffee, Cotton, Fruits, Imports, Logs,
                                             environmental impact statement need                                                                             DATES: This AD becomes effective
                                                                                                      Nursery stock, Plant diseases and pests,
                                             not be prepared.                                         Quarantine, Reporting and                              February 14, 2018.
                                                The environmental assessment and                      recordkeeping requirements, Rice,                         The Director of the Federal Register
                                             finding of no significant impact were                    Vegetables.                                            approved the incorporation by reference
                                             prepared in accordance with: (1) The                                                                            of a certain document listed in this AD
                                                                                                        Accordingly, we are amending 7 CFR
                                             National Environmental Policy Act of                                                                            as of February 14, 2018.
                                                                                                      part 319 as follows:
                                             1969 (NEPA), as amended (42 U.S.C.                                                                                 We must receive comments on this
                                             4321 et seq.), (2) regulations of the                    PART 319—FOREIGN QUARANTINE                            AD by April 2, 2018.
                                             Council on Environmental Quality for                     NOTICES                                                ADDRESSES: You may send comments by
                                             implementing the procedural provisions                                                                          any of the following methods:
                                             of NEPA (40 CFR parts 1500–1508), (3)                    ■ 1. The authority citation for part 319                  • Federal eRulemaking Docket: Go to
                                             USDA regulations implementing NEPA                       continues to read as follows:                          http://www.regulations.gov. Follow the
                                             (7 CFR part 1b), and (4) APHIS’ NEPA                       Authority: 7 U.S.C. 450, 7701–7772, and              online instructions for sending your
                                             Implementing Procedures (7 CFR part                      7781–7786; 21 U.S.C. 136 and 136a; 7 CFR               comments electronically.
                                             372).                                                    2.22, 2.80, and 371.3.                                    • Fax: 202–493–2251.
                                                The environmental assessment and                      ■ 2. Section 319.37–8 is amended as                       • Mail: Send comments to the U.S.
                                             finding of no significant impact may be
rmajette on DSKBCKNHB2PROD with RULES




                                                                                                      follows:                                               Department of Transportation, Docket
                                             viewed on the Regulations.gov website.3                  ■ a. In paragraph (e) introductory text,               Operations, M–30, West Building
                                                                                                      by adding, in alphabetical order, an                   Ground Floor, Room W12–140, 1200
                                               3 Go to http://www.regulations.gov/
                                                                                                      entry for ‘‘Dendrobium spp. from                       New Jersey Avenue SE, Washington, DC
                                             #!docketDetail;D=APHIS-2016-0005. The
                                             environmental assessment and finding of no               Taiwan’’; and                                          20590–0001.
                                             significant impact will appear in the resulting list     ■ b. By revising the OMB citation at the                  • Hand Delivery: Deliver to the
                                             of documents.                                            end of the section.                                    ‘‘Mail’’ address between 9 a.m. and 5


                                        VerDate Sep<11>2014    15:14 Jan 29, 2018   Jkt 244001   PO 00000   Frm 00006   Fmt 4700   Sfmt 4700   E:\FR\FM\30JAR1.SGM   30JAR1


                                                               Federal Register / Vol. 83, No. 20 / Tuesday, January 30, 2018 / Rules and Regulations                                           4137

                                             p.m., Monday through Friday, except                     filed electronically, commenters should                  This service information is reasonably
                                             Federal holidays.                                       submit them only one time. We will file                available because the interested parties
                                                                                                     in the docket all comments that we                     have access to it through their normal
                                             Examining the AD Docket
                                                                                                     receive, as well as a report summarizing               course of business or by the means
                                                You may examine the AD docket on                     each substantive public contact with                   identified in the ADDRESSES section.
                                             the internet at http://                                 FAA personnel concerning this
                                             www.regulations.gov by searching for                    rulemaking during the comment period.                  AD Requirements
                                             and locating Docket No. FAA–2017–                       We will consider all the comments we                     For helicopters with an MRB part-
                                             0939; or in person at Docket Operations                 receive and may conduct additional                     number (P/N) 3G6210A00131 that has
                                             between 9 a.m. and 5 p.m., Monday                       rulemaking based on those comments.                    serial number (S/N) 3615, 3634, 3667, or
                                             through Friday, except Federal holidays.                                                                       3729 installed, this AD requires:
                                                                                                     Discussion                                               • Within 5 hours time-in-service
                                             The AD docket contains this AD, the
                                             European Aviation Safety Agency                            EASA, which is the Technical Agent                  (TIS), tap inspecting each tip cap for
                                             (EASA) AD, any incorporated-by-                         for the Member States of the European                  disbonding.
                                             reference service information, the                      Union, has issued AD No. 2017–                           • If there is any disbonding, this AD
                                             economic evaluation, any comments                       0175–E, dated September 13, 2017, to                   requires, before further flight, removing
                                             received, and other information. The                    correct an unsafe condition for                        the MRB from service.
                                             street address for Docket Operations                    Leonardo S.p.A. (previously Agusta)                      • If there is no disbonding, this AD
                                             (telephone 800–647–5527) is in the                      Model AB139 and AW139 helicopters.                     requires, within 10 hours TIS, removing
                                             ADDRESSES section. Comments will be                     EASA advises of an in-flight loss of an                the MRB from service.
                                             available in the AD docket shortly after                MRB tip cap on an AW139 helicopter                       This AD also prohibits installing these
                                             receipt.                                                where the pilot was able to safely land                serial-numbered MRBs on any
                                                For service information identified in                the helicopter. EASA further advises                   helicopter after the effective date of this
                                             this final rule, contact Leonardo S.p.A.                that an investigation determined the                   AD.
                                             Helicopters, Matteo Ragazzi, Head of                    cause as incorrect bonding procedures
                                                                                                                                                            Differences Between This AD and the
                                             Airworthiness, Viale G.Agusta 520,                      used during production on MRB part
                                                                                                                                                            EASA AD
                                             21017 C.Costa di Samarate (Va) Italy;                   number 3G6210A00131, serial numbers
                                             telephone +39–0331–711756; fax +39–                     3615, 3634, 3667, and 3729. According                    The EASA AD requires that you
                                             0331–229046; or at http://                              to EASA, this condition could result in                return the removed blades to Leonardo
                                             www.leonardocompany.com/-/bulletins.                    loss of an MRB tip cap, increased pilot                Helicopters, and this AD does not.
                                             You may review the referenced service                   workload, and reduced control of the                   Costs of Compliance
                                             information at the FAA, Office of the                   helicopter. To address this unsafe
                                             Regional Counsel, Southwest Region,                     condition, the EASA AD requires a one-                    We estimate that this AD affects four
                                             10101 Hillwood Pkwy., Room 6N–321,                      time inspection of the affected MRB tip                helicopters of U.S. Registry.
                                             Fort Worth, TX 76177. It is also                        caps within 5 hours and replacing the                     At an average labor rate of $85 per
                                             available on the internet at http://                    affected MRBs within 10 hours if not                   work-hour, we estimate that operators
                                             www.regulations.gov by searching for                    replaced as a result of the inspection.                may incur the following costs in order
                                             and locating Docket No. FAA–2017–                       The EASA AD also prohibits installing                  to comply with this AD. Tap inspecting
                                             0939.                                                   the affected MRBs on a helicopter.                     the MRB tip caps will require 1 work-
                                                                                                        The FAA is in the process of updating               hour, for a cost per helicopter of $85.
                                             FOR FURTHER INFORMATION CONTACT:    Matt                Agusta’s name change to Leonardo                       Replacing one MRB will require 4 work-
                                             Fuller, Senior Aviation Safety Engineer,                Helicopters on its type certificate.                   hours, and $141,725 for required parts.
                                             Safety Management Section, Rotorcraft                   Because this name change is not yet                    Thus, we estimate a total cost of
                                             Standards Branch, FAA, 10101                            effective, this AD specifies Agusta.                   $568,345 per helicopter and $2,273,380
                                             Hillwood Pkwy., Fort Worth, TX 76177;                                                                          for the U.S. fleet to comply with this
                                             telephone (817) 222–5110; email                         FAA’s Determination                                    AD.
                                             matthew.fuller@faa.gov.                                   These helicopters have been approved                    According to Leonardo Helicopters’
                                             SUPPLEMENTARY INFORMATION:                              by the aviation authority of Italy and are             service information, some of the costs of
                                                                                                     approved for operation in the United                   this AD may be covered under warranty,
                                             Comments Invited
                                                                                                     States. Pursuant to our bilateral                      thereby reducing the cost impact on
                                               This AD is a final rule that involves                 agreement with Italy, EASA, its                        affected individuals. We do not control
                                             requirements affecting flight safety, and               technical representative, has notified us              warranty coverage by Leonardo
                                             we did not provide you with notice and                  of the unsafe condition described in the               Helicopters. Accordingly, we have
                                             an opportunity to provide your                          EASA AD. We are issuing this AD                        included all costs in our cost estimate.
                                             comments prior to it becoming effective.                because we evaluated all information
                                             However, we invite you to participate in                                                                       FAA’s Justification and Determination
                                                                                                     provided by EASA and determined the
                                             this rulemaking by submitting written                                                                          of the Effective Date
                                                                                                     unsafe condition exists and is likely to
                                             comments, data, or views. We also                       exist or develop on other helicopters of                  An unsafe condition exists that
                                             invite comments relating to the                         these same type designs.                               requires the immediate adoption of this
                                             economic, environmental, energy, or                                                                            AD without providing an opportunity
                                             federalism impacts that resulted from                   Related Service Information Under 1                    for public comments prior to adoption.
                                             adopting this AD. The most helpful                      CFR Part 51                                            The FAA has found that the risk to the
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                                             comments reference a specific portion of                  Leonardo Helicopters has issued                      flying public justifies waiving notice
                                             the AD, explain the reason for any                      Emergency Alert Service Bulletin No.                   and comment prior to adoption of this
                                             recommended change, and include                         139–508, dated September 12, 2017,                     rule because the corrective actions
                                             supporting data. To ensure the docket                   which describes procedures for                         required by this AD must be
                                             does not contain duplicate comments,                    inspecting the tip cap for disbonding                  accomplished within 5 hours TIS.
                                             commenters should send only one copy                    using a tap test and replacing the main                   Therefore, we find good cause that
                                             of written comments, or if comments are                 rotor blade.                                           notice and opportunity for prior public


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                                             4138              Federal Register / Vol. 83, No. 20 / Tuesday, January 30, 2018 / Rules and Regulations

                                             comment are impracticable. In addition,                 PART 39—AIRWORTHINESS                                  (g) Additional Information
                                             for the reasons stated above, we find                   DIRECTIVES                                                The subject of this AD is addressed in
                                             that good cause exists for making this                                                                         European Aviation Safety Agency (EASA) AD
                                             amendment effective in less than 30                     ■ 1. The authority citation for part 39                No. 2017–0175–E, dated September 13, 2017.
                                             days.                                                   continues to read as follows:                          You may view the EASA AD on the internet
                                                                                                                                                            at http://www.regulations.gov by searching
                                             Authority for This Rulemaking                               Authority: 49 U.S.C. 106(g), 40113, 44701.         for and locating it in Docket No. FAA–2017–
                                                                                                                                                            0939.
                                                Title 49 of the United States Code                   § 39.13    [Amended]
                                             specifies the FAA’s authority to issue                  ■ 2. The FAA amends § 39.13 by adding                  (h) Subject
                                             rules on aviation safety. Subtitle I,                   the following new airworthiness                          Joint Aircraft Service Component (JASC)
                                             section 106, describes the authority of                 directive (AD):                                        Code: 6210 Main Rotor Blades.
                                             the FAA Administrator. ‘‘Subtitle VII:
                                                                                                     2018–03–01 Agusta S.p.A.: Amendment 39–                (i) Material Incorporated by Reference
                                             Aviation Programs,’’ describes in more
                                                                                                         19174; Docket No. FAA–2017–0939;                      (1) The Director of the Federal Register
                                             detail the scope of the Agency’s                            Product Identifier 2017–SW–057–AD.                 approved the incorporation by reference of
                                             authority.                                                                                                     the service information listed in this
                                                We are issuing this rulemaking under                 (a) Applicability
                                                                                                                                                            paragraph under 5 U.S.C. 552(a) and 1 CFR
                                             the authority described in ‘‘Subtitle VII,                This AD applies to Agusta S.p.A. Model               part 51.
                                             Part A, Subpart III, Section 44701:                     AB139 and AW139 helicopters, certificated                 (2) You must use this service information
                                             General requirements.’’ Under that                      in any category, with a main rotor blade               as applicable to do the actions required by
                                             section, Congress charges the FAA with                  (MRB) part number (P/N) 3G6210A00131                   this AD, unless the AD specifies otherwise.
                                                                                                     with a serial number (S/N) 3615, 3634, 3667,              (i) Leonardo Helicopters Emergency Alert
                                             promoting safe flight of civil aircraft in              or 3729 installed.
                                             air commerce by prescribing regulations                                                                        Service Bulletin No. 139–508, dated
                                             for practices, methods, and procedures                  (b) Unsafe Condition                                   September 12, 2017.
                                                                                                                                                               (ii) Reserved.
                                             the Administrator finds necessary for                     This AD defines the unsafe condition as                 (3) For Leonardo Helicopters service
                                             safety in air commerce. This regulation                 disbonding of an MRB tip cap. This                     information identified in this AD, contact
                                             is within the scope of that authority                   condition could result in loss of the MRB tip          Leonardo S.p.A. Helicopters, Matteo Ragazzi,
                                             because it addresses an unsafe condition                cap, severe vibrations, and subsequent loss of         Head of Airworthiness, Viale G.Agusta 520,
                                                                                                     control of the helicopter.
                                             that is likely to exist or develop on                                                                          21017 C.Costa di Samarate (Va) Italy;
                                             products identified in this rulemaking                  (c) Effective Date                                     telephone +39–0331–711756; fax +39–0331–
                                             action.                                                                                                        229046; or at http://
                                                                                                        This AD becomes effective February 14,
                                                                                                                                                            www.leonardocompany.com/-/bulletins.
                                                                                                     2018.
                                             Regulatory Findings                                                                                               (4) You may view this service information
                                                                                                     (d) Compliance                                         at FAA, Office of the Regional Counsel,
                                               We determined that this AD will not                                                                          Southwest Region, 10101 Hillwood Pkwy.,
                                             have federalism implications under                        You are responsible for performing each
                                                                                                     action required by this AD within the                  Room 6N–321, Fort Worth, TX 76177. For
                                             Executive Order 13132. This AD will                                                                            information on the availability of this
                                             not have a substantial direct effect on                 specified compliance time unless it has
                                                                                                     already been accomplished prior to that time.          material at the FAA, call (817) 222–5110.
                                             the States, on the relationship between                                                                           (5) You may view this service information
                                             the national Government and the States,                 (e) Required Actions                                   that is incorporated by reference at the
                                             or on the distribution of power and                        (1) Within 5 hours time-in-service (TIS),           National Archives and Records
                                             responsibilities among the various                      using a tap hammer or equivalent, tap inspect          Administration (NARA). For information on
                                             levels of government.                                   each MRB tip cap for disbonding in the area            the availability of this material at NARA, call
                                                                                                     depicted in Figure 1 of Leonardo Helicopters           (202) 741–6030, or go to: http://
                                               For the reasons discussed, I certify
                                                                                                     Emergency Alert Service Bulletin No. 139–              www.archives.gov/federal-register/cfr/ibr-
                                             that this AD:                                                                                                  locations.html.
                                               1. Is not a ‘‘significant regulatory                  508, dated September 12, 2017 (EASB).
                                                                                                        (i) If there is any disbonding, before further        Issued in Fort Worth, Texas, on January 22,
                                             action’’ under Executive Order 12866;                   flight, remove the MRB from service.
                                               2. Is not a ‘‘significant rule’’ under                                                                       2018.
                                                                                                        (ii) If there is no disbonding, within 10
                                             DOT Regulatory Policies and Procedures                                                                         Lance T. Gant,
                                                                                                     hours TIS, remove the MRB from service.
                                             (44 FR 11034, February 26, 1979);                          (2) After the effective date of this AD, do         Director, Compliance & Airworthiness
                                               3. Will not affect intrastate aviation in             not install a MRB P/N 3G6210A00131 with                Division, Aircraft Certification Service.
                                             Alaska to the extent that it justifies                  a S/N 3615, 3634, 3667, or 3729 on any                 [FR Doc. 2018–01573 Filed 1–29–18; 8:45 am]
                                             making a regulatory distinction; and                    helicopter.                                            BILLING CODE 4910–13–P
                                               4. Will not have a significant                        (f) Alternative Methods of Compliance
                                             economic impact, positive or negative,                  (AMOCs)
                                             on a substantial number of small entities                                                                      SECURITIES AND EXCHANGE
                                                                                                        (1) The Manager, Safety Management
                                             under the criteria of the Regulatory                    Section, Rotorcraft Standards Branch, FAA,             COMMISSION
                                             Flexibility Act.                                        may approve AMOCs for this AD. Send your
                                               We prepared an economic evaluation                    proposal to: Matt Fuller, Senior Aviation              17 CFR Part 249
                                             of the estimated costs to comply with                   Safety Engineer, Safety Management Section,
                                             this AD and placed it in the AD docket.                 Rotorcraft Standards Branch, FAA, 10101                [Release No. 33–7424A; 34–38771A; 35–
                                                                                                     Hillwood Pkwy., Fort Worth, TX 76177;                  26733A; 39–2354A; IC–22727A]
                                             List of Subjects in 14 CFR Part 39                      telephone (817) 222–5110; email 9-ASW-
                                                                                                     FTW-AMOC-Requests@faa.gov.                             Amendments to Forms and Schedules
                                               Air transportation, Aircraft, Aviation
                                                                                                        (2) For operations conducted under a 14             To Remove Voluntary Provision of
                                             safety, Incorporation by reference,
                                                                                                     CFR part 119 operating certificate or under            Social Security Numbers
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                                             Safety.
                                                                                                     14 CFR part 91, subpart K, we suggest that
                                             Adoption of the Amendment                               you notify your principal inspector, or                AGENCY:  Securities and Exchange
                                                                                                     lacking a principal inspector, the manager of          Commission.
                                               Accordingly, under the authority                      the local flight standards district office or          ACTION: Final rule; technical correction.
                                             delegated to me by the Administrator,                   certificate holding district office, before
                                             the FAA amends 14 CFR part 39 as                        operating any aircraft complying with this             SUMMARY:  This document makes a
                                             follows:                                                AD through an AMOC.                                    technical correction to a form


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Document Created: 2018-10-26 10:11:44
Document Modified: 2018-10-26 10:11:44
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 February 14, 2018.
ContactMatt Fuller, Senior Aviation Safety Engineer, Safety Management Section, Rotorcraft Standards Branch, FAA, 10101 Hillwood Pkwy., Fort Worth, TX 76177; telephone (817) 222-5110; email [email protected]
FR Citation83 FR 4136 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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