81_FR_62170 81 FR 61996 - Airworthiness Directives; Saab AB, Saab Aeronautics (Type Certificate Previously Held by Saab AB, Saab Aerosystems) Airplanes

81 FR 61996 - Airworthiness Directives; Saab AB, Saab Aeronautics (Type Certificate Previously Held by Saab AB, Saab Aerosystems) Airplanes

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 81, Issue 174 (September 8, 2016)

Page Range61996-61998
FR Document2016-20711

We are adopting a new airworthiness directive (AD) for certain Saab AB, Saab Aeronautics Model SAAB 2000 airplanes. This AD was prompted by a report that on some airplanes, during the paint removal process for repainting the airplane, the basic corrosion protection (anodizing and primer) coating was sanded down to bare metal on the aluminum skin panels, and the bare metal might not have been treated correctly for corrosion prevention. This AD requires an inspection of structural components of the airplane for any damaged protective coating; inspections of those areas for pitting corrosion, if necessary; a thickness measurement to determine if there is reduced skin thickness, if necessary; and repair, if necessary. We are issuing this AD to detect and correct damaged protective coatings. This condition could result in pitting corrosion damage; and reduced metal thickness, which could result in reduced static and fatigue strength of the airplane's structural parts.

Federal Register, Volume 81 Issue 174 (Thursday, September 8, 2016)
[Federal Register Volume 81, Number 174 (Thursday, September 8, 2016)]
[Rules and Regulations]
[Pages 61996-61998]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2016-20711]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2016-6668; Directorate Identifier 2014-NM-149-AD; 
Amendment 39-18627; AD 2016-17-14]
RIN 2120-AA64


Airworthiness Directives; Saab AB, Saab Aeronautics (Type 
Certificate Previously Held by Saab AB, Saab Aerosystems) Airplanes

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

ACTION: Final rule.

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

SUMMARY: We are adopting a new airworthiness directive (AD) for certain 
Saab AB, Saab Aeronautics Model SAAB 2000 airplanes. This AD was 
prompted by a report that on some airplanes, during the paint removal 
process for repainting the airplane, the basic corrosion protection 
(anodizing and primer) coating was sanded down to bare metal on the 
aluminum skin panels, and the bare metal might not have been treated 
correctly for corrosion prevention. This AD requires an inspection of 
structural components of the airplane for any damaged protective 
coating; inspections of those areas for pitting corrosion, if 
necessary; a thickness measurement to determine if there is reduced 
skin thickness, if necessary; and repair, if necessary. We are issuing 
this AD to detect and correct damaged protective coatings. This 
condition could result in pitting corrosion damage; and reduced metal 
thickness, which could result in reduced static and fatigue strength of 
the airplane's structural parts.

DATES: This AD is effective October 13, 2016.
    The Director of the Federal Register approved the incorporation by 
reference of a certain publication listed in this AD as of October 13, 
2016.

ADDRESSES: For service information identified in this final rule, 
contact Saab AB, Saab Aeronautics, SE-581 88, Link[ouml]ping, Sweden; 
telephone +46 13 18 5591; fax +46 13 18 4874; email 
[email protected]; Internet http://www.saabgroup.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-2016-6668.

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-2016-
6668; or in person at the Docket Management Facility between 9 a.m. and 
5 p.m., Monday through Friday, except Federal holidays. The AD docket 
contains this AD, the regulatory evaluation, any comments received, and 
other information. The street address for the Docket Office (telephone 
800-647-5527) is Docket Management Facility, U.S. Department of 
Transportation, Docket Operations, M-30, West Building Ground Floor, 
Room W12-140, 1200 New Jersey Avenue SE., Washington, DC 20590.

FOR FURTHER INFORMATION CONTACT: Shahram Daneshmandi, Aerospace

[[Page 61997]]

Engineer, International Branch, ANM-116, Transport Airplane 
Directorate, FAA, 1601 Lind Avenue SW., Renton, WA 98057-3356; 
telephone 425-227-1112; fax 425-227-1149.

SUPPLEMENTARY INFORMATION: 

Discussion

    We issued a notice of proposed rulemaking (NPRM) to amend 14 CFR 
part 39 by adding an AD that would apply to certain Saab AB, Saab 
Aeronautics Model SAAB 2000 airplanes. The NPRM published in the 
Federal Register on May 13, 2016 (81 FR 29807) (``the NPRM''). The NPRM 
was prompted by a report that on some airplanes, during the paint 
removal process for repainting the airplane, the basic corrosion 
protection (anodizing and primer) coating was sanded down to bare metal 
on the aluminum skin panels, and the bare metal might not have been 
treated correctly for corrosion prevention. The NPRM proposed to 
require an inspection of structural components of the airplane for any 
damaged protective coating; inspections of those areas for pitting 
corrosion, if necessary; a thickness measurement to determine if there 
is reduced skin thickness, if necessary; and repair, if necessary. We 
are issuing this AD to detect and correct damaged protective coatings. 
This condition could result in pitting corrosion damage; and reduced 
metal thickness, which could result in reduced static and fatigue 
strength of the airplane's structural parts.
    The European Aviation Safety Agency (EASA), which is the Technical 
Agent for the Member States of the European Union, has issued EASA 
Airworthiness Directive 2014-0160, dated July 9, 2014 (Correction: July 
9, 2014) (referred to after this as the Mandatory Continuing 
Airworthiness Information, or ``the MCAI''), to correct an unsafe 
condition for certain Saab AB, Saab Aeronautics Model SAAB 2000 
airplanes. The MCAI states:

    SAAB received evidence that on a number of SAAB 2000 aeroplanes, 
during paint removal before repainting, the basic corrosion 
protection anodizing and primer were removed. In these cases, the 
basic corrosion protection coating was sanded down to bare metal on 
the aluminium [aluminum] skin panel in spite of existing 
instruction(s) contained in the Structural Repair Manual (SRM) which 
prohibit(s) exposing the aluminium bare metal. Due to the fact that 
the skin panels are manufactured from aluminium without a protective 
covering (unclad), the anodizing and primer is the corner stone of 
the aeroplane corrosion protection system. If the anodizing and 
primer is removed and the aluminium surface is not correctly 
treated, pitting corrosion may occur. In addition, sanding to bare 
metal can inadvertently lead to metal removal and subsequently 
reduce the static and fatigue strength of the aeroplane structural 
parts.
    This condition, if not detected and corrected, could result in 
corrosion damage and/or reduced structural strength of the aeroplane 
structure.
    To address this potential unsafe condition, SAAB issued SB 2000-
51-002 to provide inspection instructions.
    For the reasons described above, this [EASA] AD requires a one-
time [detailed] inspection [for damage] * * * of required 
anticorrosion protective coating [e.g., bonding primer], [detailed] 
inspection for pitting corrosion (if necessary) [, a dye penetrant 
inspection for pitting corrosion (if necessary)] and measure the 
skin thickness (if necessary) [to determine if there is reduced skin 
thickness] and, depending on findings, corrective action(s) [e.g., 
repair].
    This [EASA] AD is re-issued to correct typographical error of 
the effective date.

    You may examine the MCAI in the AD docket on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2016-
6668.

Comments

    We gave the public the opportunity to participate in developing 
this AD. We received no comments on the NPRM or on the determination of 
the cost to the public.

Conclusion

    We reviewed the relevant data and determined that air safety and 
the public interest require adopting this AD as proposed, except for 
minor editorial changes. We have determined that these minor changes:
     Are consistent with the intent that was proposed in the 
NPRM for correcting the unsafe condition; and
     Do not add any additional burden upon the public than was 
already proposed in the NPRM.

Related Service Information Under 1 CFR Part 51

    We reviewed Saab Service Bulletin 2000-51-002, Revision 01, dated 
May 23, 2014. This service information describes procedures for an 
inspection of structural components of the airplane for any damaged 
protective coating; inspections of those areas for pitting corrosion; a 
thickness measurement to determine if there is reduced skin thickness; 
and repair. 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.

Costs of Compliance

    We estimate that this AD affects 8 airplanes of U.S. registry.
    We also estimate that it takes about 20 work-hours per product to 
comply with the basic requirements of this AD. The average labor rate 
is $85 per work-hour. Based on these figures, we estimate the cost of 
this AD on U.S. operators to be $13,600, or $1,700 per product.
    In addition, we estimate that any necessary follow-on actions will 
take about 45 work-hours, for a cost of $3,825 per product. We have no 
way of determining the number of aircraft that might need these 
actions. We have received no definitive data that will enable us to 
provide cost estimates for the parts cost of the follow-on actions 
specified in this AD.

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 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.

[[Page 61998]]

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):

2016-17-14 Saab AB, Saab Aeronautics (Type Certificate previously 
held by Saab AB, Saab Aerosystems): Amendment 39-18627; Docket No. 
FAA-2016-6668; Directorate Identifier 2014-NM-149-AD.

(a) Effective Date

    This AD is effective October 13, 2016.

(b) Affected ADs

    None.

(c) Applicability

    This AD applies to Saab AB, Saab Aeronautics (Type Certificate 
previously held by Saab AB, Saab Aerosystems) Model SAAB 2000 
airplanes, certificated in any category, all manufacturer serial 
numbers, excluding the airplanes specified in paragraphs (c)(1) and 
(c)(2) of this AD.
    (1) Those airplanes identified in Table 1 of Saab Service 
Bulletin 2000-51-002, Revision 01, dated May 23, 2014, on which an 
applicable ``Related Statement'' identified in Table 1 was 
accomplished.
    (2) Those airplanes that either have retained the original paint 
or have been repainted by Saab AB, Saab Aeronautics.

(d) Subject

    Air Transport Association (ATA) of America Code 51, Standard 
Practices/Structures.

(e) Reason

    This AD was prompted by a report that on some airplanes, during 
the paint removal process for repainting the airplane, the basic 
corrosion protection (anodizing and primer) coating was sanded down 
to bare metal on the aluminum skin panels, and the bare metal might 
not have been treated correctly for corrosion prevention. We are 
issuing this AD to detect and correct damaged protective coatings. 
This condition could result in pitting corrosion damage; and reduced 
metal thickness, which could result in reduced static and fatigue 
strength of the airplane's structural parts.

(f) Compliance

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

(g) Inspection, Related Investigative Actions, and Corrective Action

    (1) Within 2,000 flight hours or 12 months after the effective 
date of this AD, whichever occurs first: Do a detailed inspection of 
the airplane structural parts to detect damaged protective coating 
(e.g., bonding primer), in accordance with the Accomplishment 
Instructions of Saab Service Bulletin 2000-51-002, Revision 01, 
dated May 23, 2014. If any damaged protective coating is found, 
before further flight, do a detailed inspection of the airplane 
structural parts to detect pitting corrosion and, if no pitting 
corrosion is found, do a dye penetrant inspection of the airplane 
structural parts to detect pitting corrosion and a thickness 
measurement to determine if there is reduced skin thickness, as 
applicable, in accordance with the Accomplishment Instructions of 
Saab Service Bulletin 2000-51-002, Revision 01, dated May 23, 2014.
    (2) If, during any inspection required by paragraph (g)(1) of 
this AD, any damage (such as pitting corrosion or damaged primer) or 
reduced skin thickness is detected, as defined in Saab Service 
Bulletin 2000-51-002, Revision 01, dated May 23, 2014, before 
further flight, contact the Manager, International Branch, ANM-116, 
Transport Airplane Directorate, FAA; or the European Aviation Safety 
Agency (EASA); or Saab AB, Saab Aeronautics' EASA Design 
Organization Approval (DOA) for a repair method, and do the repair 
within the compliance time indicated in those instructions.

(h) 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 Saab Service Bulletin 2000-51-002, dated April 
9, 2014, which is not incorporated by reference in this AD.

(i) Other FAA AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, 
International Branch, ANM-116, Transport Airplane Directorate, 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 International Branch, send it to ATTN: Shahram 
Daneshmandi, Aerospace Engineer, International Branch, ANM-116, 
Transport Airplane Directorate, FAA, 1601 Lind Avenue SW., Renton, 
WA 98057-3356; telephone 425-227-1112; fax 425-227-1149. Information 
may be emailed to: [email protected]. 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. The 
AMOC approval letter must specifically reference this AD.
    (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, International 
Branch, ANM-116, Transport Airplane Directorate, FAA; or the 
European Aviation Safety Agency (EASA); or Saab AB, Saab 
Aeronautics' EASA Design Organization Approval (DOA). If approved by 
the DOA, the approval must include the DOA-authorized signature.

(j) Related Information

    (1) Refer to Mandatory Continuing Airworthiness Information 
(MCAI) EASA Airworthiness Directive 2014-0160, dated July 9, 2014 
(Correction: July 9, 2014), for related information. This MCAI may 
be found in the AD docket on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-
2016-6668.
    (2) Service information identified in this AD that is not 
incorporated by reference is available at the addresses specified in 
paragraphs (k)(3) and (k)(4) of this AD.

(k) 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) Saab Service Bulletin 2000-51-002, Revision 01, dated May 
23, 2014.
    (ii) Reserved.
    (3) For service information identified in this AD, contact Saab 
AB, Saab Aeronautics, SE-581 88, Link[ouml]ping, Sweden; telephone 
+46 13 18 5591; fax +46 13 18 4874; email 
[email protected]; Internet http://www.saabgroup.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 August 18, 2016.
Dorr M. Anderson,
Acting Manager, Transport Airplane Directorate, Aircraft Certification 
Service.
[FR Doc. 2016-20711 Filed 9-7-16; 8:45 am]
 BILLING CODE 4910-13-P



                                           61996            Federal Register / Vol. 81, No. 174 / Thursday, September 8, 2016 / Rules and Regulations

                                           constitutes terminating action for the                    (2) Service information identified in this          prompted by a report that on some
                                           repetitive detailed inspections required by             AD that is not incorporated by reference is           airplanes, during the paint removal
                                           paragraph (g)(1) of this AD for that airplane.          available at the addresses specified in               process for repainting the airplane, the
                                                                                                   paragraphs (m)(3) and (m)(4) of this AD.
                                           (j) Credit for Previous Actions                                                                               basic corrosion protection (anodizing
                                              This paragraph provides credit for actions           (m) Material Incorporated by Reference                and primer) coating was sanded down
                                           required by paragraph (i) of this AD, if those             (1) The Director of the Federal Register           to bare metal on the aluminum skin
                                           actions were performed before the effective             approved the incorporation by reference               panels, and the bare metal might not
                                           date of this AD using Airbus Service Bulletin           (IBR) of the service information listed in this       have been treated correctly for corrosion
                                           A320–53–1281, dated July 29, 2014; or                   paragraph under 5 U.S.C. 552(a) and 1 CFR             prevention. This AD requires an
                                           Airbus Service Bulletin A320–53–1281,                   part 51.                                              inspection of structural components of
                                           Revision 01, dated December 1, 2014. This                  (2) You must use this service information
                                           service information is not incorporated by
                                                                                                                                                         the airplane for any damaged protective
                                                                                                   as applicable to do the actions required by
                                           reference in this AD.                                                                                         coating; inspections of those areas for
                                                                                                   this AD, unless this AD specifies otherwise.
                                                                                                      (i) Airbus Service Bulletin A320–53–1281,          pitting corrosion, if necessary; a
                                           (k) Other FAA AD Provisions                                                                                   thickness measurement to determine if
                                                                                                   Revision 02, including Appendix 01, dated
                                              The following provisions also apply to this          October 9, 2015.                                      there is reduced skin thickness, if
                                           AD:                                                        (ii) Airbus Service Bulletin A320–53–1287,         necessary; and repair, if necessary. We
                                              (1) Alternative Methods of Compliance                dated July 29, 2014.                                  are issuing this AD to detect and correct
                                           (AMOCs): The Manager, International                        (3) For service information identified in
                                           Branch, ANM–116, Transport Airplane
                                                                                                                                                         damaged protective coatings. This
                                                                                                   this AD, contact Airbus, Airworthiness                condition could result in pitting
                                           Directorate, FAA, has the authority to                  Office—EIAS, 1 Rond Point Maurice
                                           approve AMOCs for this AD, if requested                                                                       corrosion damage; and reduced metal
                                                                                                   Bellonte, 31707 Blagnac Cedex, France;
                                           using the procedures found in 14 CFR 39.19.                                                                   thickness, which could result in
                                                                                                   telephone +33 5 61 93 36 96; fax +33 5 61
                                           In accordance with 14 CFR 39.19, send your              93 44 51; email account.airworth-eas@                 reduced static and fatigue strength of
                                           request to your principal inspector or local            airbus.com; Internet http://www.airbus.com.           the airplane’s structural parts.
                                           Flight Standards District Office, as                       (4) You may view this service information          DATES: This AD is effective October 13,
                                           appropriate. If sending information directly
                                           to the International Branch, send it to ATTN:
                                                                                                   at the FAA, Transport Airplane Directorate,           2016.
                                                                                                   1601 Lind Avenue SW., Renton, WA. For                   The Director of the Federal Register
                                           Sanjay Ralhan, Aerospace Engineer,
                                                                                                   information on the availability of this               approved the incorporation by reference
                                           International Branch, ANM–116, Transport
                                                                                                   material at the FAA, call 425–227–1221.               of a certain publication listed in this AD
                                           Airplane Directorate, FAA, 1601 Lind
                                                                                                      (5) You may view this service information
                                           Avenue SW., Renton, WA 98057–3356;                                                                            as of October 13, 2016.
                                                                                                   that is incorporated by reference at the
                                           telephone 425–227–1405; fax 425–227–1149.                                                                     ADDRESSES: For service information
                                                                                                   National Archives and Records
                                           Information may be emailed to: 9-ANM-116-                                                                     identified in this final rule, contact Saab
                                                                                                   Administration (NARA). For information on
                                           AMOC-REQUESTS@faa.gov. Before using
                                                                                                   the availability of this material at NARA, call       AB, Saab Aeronautics, SE–581 88,
                                           any approved AMOC, notify your appropriate
                                           principal inspector, or lacking a principal             202–741–6030, or go to: http://                       Linköping, Sweden; telephone +46 13
                                           inspector, the manager of the local flight              www.archives.gov/federal-register/cfr/ibr-            18 5591; fax +46 13 18 4874; email
                                           standards district office/certificate holding           locations.html.                                       saab2000.techsupport@saabgroup.com;
                                           district office. The AMOC approval letter                 Issued in Renton, Washington, on August             Internet http://www.saabgroup.com.
                                           must specifically reference this AD.                    24, 2016.                                             You may view this referenced service
                                              (2) Contacting the Manufacturer: For any             John P. Piccola, Jr.,                                 information at the FAA, Transport
                                           requirement in this AD to obtain corrective                                                                   Airplane Directorate, 1601 Lind Avenue
                                                                                                   Acting Manager, Transport Airplane
                                           actions from a manufacturer, the action must
                                                                                                   Directorate, Aircraft Certification Service.          SW., Renton, WA. For information on
                                           be accomplished using a method approved
                                           by the Manager, International Branch, ANM–              [FR Doc. 2016–21144 Filed 9–7–16; 8:45 am]            the availability of this material at the
                                           116, Transport Airplane Directorate, FAA; or            BILLING CODE 4910–13–P                                FAA, call 425–227–1221. It is also
                                           the EASA; or Airbus’s EASA DOA. If                                                                            available on the Internet at http://
                                           approved by the DOA, the approval must                                                                        www.regulations.gov by searching for
                                           include the DOA-authorized signature.                   DEPARTMENT OF TRANSPORTATION                          and locating Docket No. FAA–2016–
                                              (3) Required for Compliance (RC): If any                                                                   6668.
                                           service information contains procedures or              Federal Aviation Administration
                                           tests that are identified as RC, those                                                                        Examining the AD Docket
                                           procedures and tests must be done to comply                                                                     You may examine the AD docket on
                                                                                                   14 CFR Part 39
                                           with this AD; any procedures or tests that are
                                           not identified as RC are recommended. Those
                                                                                                                                                         the Internet at http://
                                                                                                   [Docket No. FAA–2016–6668; Directorate
                                           procedures and tests that are not identified            Identifier 2014–NM–149–AD; Amendment
                                                                                                                                                         www.regulations.gov by searching for
                                           as RC may be deviated from using accepted               39–18627; AD 2016–17–14]                              and locating Docket No. FAA–2016–
                                           methods in accordance with the operator’s                                                                     6668; or in person at the Docket
                                           maintenance or inspection program without               RIN 2120–AA64                                         Management Facility between 9 a.m.
                                           obtaining approval of an AMOC, provided                                                                       and 5 p.m., Monday through Friday,
                                           the procedures and tests identified as RC can           Airworthiness Directives; Saab AB,                    except Federal holidays. The AD docket
                                           be done and the airplane can be put back in             Saab Aeronautics (Type Certificate                    contains this AD, the regulatory
                                           an airworthy condition. Any substitutions or            Previously Held by Saab AB, Saab
                                           changes to procedures or tests identified as
                                                                                                                                                         evaluation, any comments received, and
                                                                                                   Aerosystems) Airplanes                                other information. The street address for
                                           RC require approval of an AMOC.
                                                                                                   AGENCY:  Federal Aviation                             the Docket Office (telephone 800–647–
                                           (l) Related Information                                                                                       5527) is Docket Management Facility,
                                                                                                   Administration (FAA), Department of
                                              (1) Refer to Mandatory Continuing                    Transportation (DOT).                                 U.S. Department of Transportation,
Lhorne on DSK30JT082PROD with RULES




                                           Airworthiness Information (MCAI) EASA                                                                         Docket Operations, M–30, West
                                           Airworthiness Directive 2014–0259, dated                ACTION: Final rule.
                                                                                                                                                         Building Ground Floor, Room W12–140,
                                           December 5, 2014, for related information.
                                           This MCAI may be found in the AD docket                 SUMMARY:  We are adopting a new                       1200 New Jersey Avenue SE.,
                                           on the Internet at http://www.regulations.gov           airworthiness directive (AD) for certain              Washington, DC 20590.
                                           by searching for and locating Docket No.                Saab AB, Saab Aeronautics Model                       FOR FURTHER INFORMATION CONTACT:
                                           FAA–2015–5814.                                          SAAB 2000 airplanes. This AD was                      Shahram Daneshmandi, Aerospace


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                                                            Federal Register / Vol. 81, No. 174 / Thursday, September 8, 2016 / Rules and Regulations                                        61997

                                           Engineer, International Branch, ANM–                    bare metal can inadvertently lead to metal              We also estimate that it takes about 20
                                           116, Transport Airplane Directorate,                    removal and subsequently reduce the static            work-hours per product to comply with
                                           FAA, 1601 Lind Avenue SW., Renton,                      and fatigue strength of the aeroplane                 the basic requirements of this AD. The
                                                                                                   structural parts.
                                           WA 98057–3356; telephone 425–227–                          This condition, if not detected and
                                                                                                                                                         average labor rate is $85 per work-hour.
                                           1112; fax 425–227–1149.                                 corrected, could result in corrosion damage           Based on these figures, we estimate the
                                           SUPPLEMENTARY INFORMATION:                              and/or reduced structural strength of the             cost of this AD on U.S. operators to be
                                                                                                   aeroplane structure.                                  $13,600, or $1,700 per product.
                                           Discussion                                                 To address this potential unsafe condition,          In addition, we estimate that any
                                              We issued a notice of proposed                       SAAB issued SB 2000–51–002 to provide                 necessary follow-on actions will take
                                           rulemaking (NPRM) to amend 14 CFR                       inspection instructions.
                                                                                                      For the reasons described above, this
                                                                                                                                                         about 45 work-hours, for a cost of
                                           part 39 by adding an AD that would                                                                            $3,825 per product. We have no way of
                                                                                                   [EASA] AD requires a one-time [detailed]
                                           apply to certain Saab AB, Saab                          inspection [for damage] * * * of required             determining the number of aircraft that
                                           Aeronautics Model SAAB 2000                             anticorrosion protective coating [e.g.,               might need these actions. We have
                                           airplanes. The NPRM published in the                    bonding primer], [detailed] inspection for            received no definitive data that will
                                           Federal Register on May 13, 2016 (81                    pitting corrosion (if necessary) [, a dye             enable us to provide cost estimates for
                                           FR 29807) (‘‘the NPRM’’). The NPRM                      penetrant inspection for pitting corrosion (if        the parts cost of the follow-on actions
                                           was prompted by a report that on some                   necessary)] and measure the skin thickness
                                                                                                                                                         specified in this AD.
                                           airplanes, during the paint removal                     (if necessary) [to determine if there is
                                                                                                   reduced skin thickness] and, depending on             Authority for This Rulemaking
                                           process for repainting the airplane, the                findings, corrective action(s) [e.g., repair].
                                           basic corrosion protection (anodizing                      This [EASA] AD is re-issued to correct                Title 49 of the United States Code
                                           and primer) coating was sanded down                     typographical error of the effective date.            specifies the FAA’s authority to issue
                                           to bare metal on the aluminum skin                                                                            rules on aviation safety. Subtitle I,
                                                                                                     You may examine the MCAI in the
                                           panels, and the bare metal might not                                                                          section 106, describes the authority of
                                                                                                   AD docket on the Internet at http://
                                           have been treated correctly for corrosion                                                                     the FAA Administrator. ‘‘Subtitle VII:
                                                                                                   www.regulations.gov by searching for
                                           prevention. The NPRM proposed to                                                                              Aviation Programs,’’ describes in more
                                                                                                   and locating Docket No. FAA–2016–
                                           require an inspection of structural                                                                           detail the scope of the Agency’s
                                                                                                   6668.
                                           components of the airplane for any                                                                            authority.
                                           damaged protective coating; inspections                 Comments
                                                                                                                                                            We are issuing this rulemaking under
                                           of those areas for pitting corrosion, if                  We gave the public the opportunity to               the authority described in ‘‘Subtitle VII,
                                           necessary; a thickness measurement to                   participate in developing this AD. We                 Part A, Subpart III, Section 44701:
                                           determine if there is reduced skin                      received no comments on the NPRM or                   General requirements.’’ Under that
                                           thickness, if necessary; and repair, if                 on the determination of the cost to the               section, Congress charges the FAA with
                                           necessary. We are issuing this AD to                    public.                                               promoting safe flight of civil aircraft in
                                           detect and correct damaged protective                                                                         air commerce by prescribing regulations
                                           coatings. This condition could result in                Conclusion
                                                                                                                                                         for practices, methods, and procedures
                                           pitting corrosion damage; and reduced                     We reviewed the relevant data and                   the Administrator finds necessary for
                                           metal thickness, which could result in                  determined that air safety and the                    safety in air commerce. This regulation
                                           reduced static and fatigue strength of                  public interest require adopting this AD              is within the scope of that authority
                                           the airplane’s structural parts.                        as proposed, except for minor editorial               because it addresses an unsafe condition
                                              The European Aviation Safety Agency                  changes. We have determined that these                that is likely to exist or develop on
                                           (EASA), which is the Technical Agent                    minor changes:                                        products identified in this rulemaking
                                           for the Member States of the European                     • Are consistent with the intent that
                                                                                                                                                         action.
                                           Union, has issued EASA Airworthiness                    was proposed in the NPRM for
                                           Directive 2014–0160, dated July 9, 2014                 correcting the unsafe condition; and                  Regulatory Findings
                                           (Correction: July 9, 2014) (referred to                   • Do not add any additional burden
                                           after this as the Mandatory Continuing                  upon the public than was already                        We determined that this AD will not
                                           Airworthiness Information, or ‘‘the                     proposed in the NPRM.                                 have federalism implications under
                                           MCAI’’), to correct an unsafe condition                                                                       Executive Order 13132. This AD will
                                                                                                   Related Service Information Under 1                   not have a substantial direct effect on
                                           for certain Saab AB, Saab Aeronautics                   CFR Part 51
                                           Model SAAB 2000 airplanes. The MCAI                                                                           the States, on the relationship between
                                           states:                                                   We reviewed Saab Service Bulletin                   the national government and the States,
                                                                                                   2000–51–002, Revision 01, dated May                   or on the distribution of power and
                                              SAAB received evidence that on a number              23, 2014. This service information                    responsibilities among the various
                                           of SAAB 2000 aeroplanes, during paint
                                                                                                   describes procedures for an inspection                levels of government.
                                           removal before repainting, the basic
                                           corrosion protection anodizing and primer               of structural components of the airplane                For the reasons discussed above, I
                                           were removed. In these cases, the basic                 for any damaged protective coating;                   certify that this AD:
                                           corrosion protection coating was sanded                 inspections of those areas for pitting                  1. Is not a ‘‘significant regulatory
                                           down to bare metal on the aluminium                     corrosion; a thickness measurement to                 action’’ under Executive Order 12866;
                                           [aluminum] skin panel in spite of existing              determine if there is reduced skin
                                           instruction(s) contained in the Structural                                                                      2. Is not a ‘‘significant rule’’ under the
                                                                                                   thickness; and repair. This service
                                           Repair Manual (SRM) which prohibit(s)                                                                         DOT Regulatory Policies and Procedures
                                                                                                   information is reasonably available
                                           exposing the aluminium bare metal. Due to                                                                     (44 FR 11034, February 26, 1979);
                                                                                                   because the interested parties have
                                           the fact that the skin panels are manufactured                                                                  3. Will not affect intrastate aviation in
                                                                                                   access to it through their normal course
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                                           from aluminium without a protective                                                                           Alaska; and
                                           covering (unclad), the anodizing and primer             of business or by the means identified
                                           is the corner stone of the aeroplane corrosion          in the ADDRESSES section.                               4. Will not have a significant
                                           protection system. If the anodizing and                                                                       economic impact, positive or negative,
                                                                                                   Costs of Compliance                                   on a substantial number of small entities
                                           primer is removed and the aluminium
                                           surface is not correctly treated, pitting                 We estimate that this AD affects 8                  under the criteria of the Regulatory
                                           corrosion may occur. In addition, sanding to            airplanes of U.S. registry.                           Flexibility Act.


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                                           61998            Federal Register / Vol. 81, No. 174 / Thursday, September 8, 2016 / Rules and Regulations

                                           List of Subjects in 14 CFR Part 39                      (f) Compliance                                          (2) Contacting the Manufacturer: For any
                                                                                                      Comply with this AD within the                     requirement in this AD to obtain corrective
                                             Air transportation, Aircraft, Aviation                compliance times specified, unless already            actions from a manufacturer, the action must
                                           safety, Incorporation by reference,                     done.                                                 be accomplished using a method approved
                                           Safety.                                                                                                       by the Manager, International Branch, ANM–
                                                                                                   (g) Inspection, Related Investigative Actions,
                                           Adoption of the Amendment                               and Corrective Action                                 116, Transport Airplane Directorate, FAA; or
                                                                                                                                                         the European Aviation Safety Agency
                                                                                                      (1) Within 2,000 flight hours or 12 months
                                             Accordingly, under the authority                                                                            (EASA); or Saab AB, Saab Aeronautics’ EASA
                                                                                                   after the effective date of this AD, whichever
                                           delegated to me by the Administrator,                   occurs first: Do a detailed inspection of the         Design Organization Approval (DOA). If
                                           the FAA amends 14 CFR part 39 as                        airplane structural parts to detect damaged           approved by the DOA, the approval must
                                           follows:                                                protective coating (e.g., bonding primer), in         include the DOA-authorized signature.
                                                                                                   accordance with the Accomplishment
                                                                                                                                                         (j) Related Information
                                           PART 39—AIRWORTHINESS                                   Instructions of Saab Service Bulletin 2000–
                                           DIRECTIVES                                              51–002, Revision 01, dated May 23, 2014. If             (1) Refer to Mandatory Continuing
                                                                                                   any damaged protective coating is found,              Airworthiness Information (MCAI) EASA
                                                                                                   before further flight, do a detailed inspection       Airworthiness Directive 2014–0160, dated
                                           ■ 1. The authority citation for part 39                 of the airplane structural parts to detect
                                           continues to read as follows:                                                                                 July 9, 2014 (Correction: July 9, 2014), for
                                                                                                   pitting corrosion and, if no pitting corrosion        related information. This MCAI may be
                                               Authority: 49 U.S.C. 106(g), 40113, 44701.          is found, do a dye penetrant inspection of the
                                                                                                   airplane structural parts to detect pitting           found in the AD docket on the Internet at
                                           § 39.13   [Amended]                                     corrosion and a thickness measurement to              http://www.regulations.gov by searching for
                                                                                                   determine if there is reduced skin thickness,         and locating Docket No. FAA–2016–6668.
                                           ■ 2. The FAA amends § 39.13 by adding                   as applicable, in accordance with the                   (2) Service information identified in this
                                           the following new airworthiness                         Accomplishment Instructions of Saab Service           AD that is not incorporated by reference is
                                           directive (AD):                                         Bulletin 2000–51–002, Revision 01, dated              available at the addresses specified in
                                                                                                   May 23, 2014.                                         paragraphs (k)(3) and (k)(4) of this AD.
                                           2016–17–14 Saab AB, Saab Aeronautics                       (2) If, during any inspection required by
                                               (Type Certificate previously held by                paragraph (g)(1) of this AD, any damage (such         (k) Material Incorporated by Reference
                                               Saab AB, Saab Aerosystems):                         as pitting corrosion or damaged primer) or
                                               Amendment 39–18627; Docket No.                                                                               (1) The Director of the Federal Register
                                                                                                   reduced skin thickness is detected, as
                                               FAA–2016–6668; Directorate Identifier                                                                     approved the incorporation by reference
                                                                                                   defined in Saab Service Bulletin 2000–51–
                                               2014–NM–149–AD.                                     002, Revision 01, dated May 23, 2014, before          (IBR) of the service information listed in this
                                                                                                   further flight, contact the Manager,                  paragraph under 5 U.S.C. 552(a) and 1 CFR
                                           (a) Effective Date
                                                                                                   International Branch, ANM–116, Transport              part 51.
                                             This AD is effective October 13, 2016.                Airplane Directorate, FAA; or the European               (2) You must use this service information
                                           (b) Affected ADs                                        Aviation Safety Agency (EASA); or Saab AB,            as applicable to do the actions required by
                                                                                                   Saab Aeronautics’ EASA Design Organization            this AD, unless this AD specifies otherwise.
                                             None.                                                 Approval (DOA) for a repair method, and do               (i) Saab Service Bulletin 2000–51–002,
                                           (c) Applicability                                       the repair within the compliance time                 Revision 01, dated May 23, 2014.
                                                                                                   indicated in those instructions.
                                              This AD applies to Saab AB, Saab                                                                              (ii) Reserved.
                                           Aeronautics (Type Certificate previously held           (h) Credit for Previous Actions                          (3) For service information identified in
                                           by Saab AB, Saab Aerosystems) Model SAAB                  This paragraph provides credit for actions          this AD, contact Saab AB, Saab Aeronautics,
                                           2000 airplanes, certificated in any category,           required by paragraph (g) of this AD, if those        SE–581 88, Linköping, Sweden; telephone
                                           all manufacturer serial numbers, excluding              actions were performed before the effective           +46 13 18 5591; fax +46 13 18 4874; email
                                           the airplanes specified in paragraphs (c)(1)            date of this AD using Saab Service Bulletin           saab2000.techsupport@saabgroup.com;
                                           and (c)(2) of this AD.                                  2000–51–002, dated April 9, 2014, which is            Internet http://www.saabgroup.com.
                                              (1) Those airplanes identified in Table 1 of         not incorporated by reference in this AD.                (4) You may view this service information
                                           Saab Service Bulletin 2000–51–002, Revision
                                           01, dated May 23, 2014, on which an                     (i) Other FAA AD Provisions                           at the FAA, Transport Airplane Directorate,
                                           applicable ‘‘Related Statement’’ identified in             The following provisions also apply to this        1601 Lind Avenue SW., Renton, WA. For
                                           Table 1 was accomplished.                               AD:                                                   information on the availability of this
                                              (2) Those airplanes that either have                    (1) Alternative Methods of Compliance              material at the FAA, call 425–227–1221.
                                           retained the original paint or have been                (AMOCs): The Manager, International                      (5) You may view this service information
                                           repainted by Saab AB, Saab Aeronautics.                 Branch, ANM–116, Transport Airplane                   that is incorporated by reference at the
                                                                                                   Directorate, FAA, has the authority to                National Archives and Records
                                           (d) Subject                                             approve AMOCs for this AD, if requested               Administration (NARA). For information on
                                             Air Transport Association (ATA) of                    using the procedures found in 14 CFR 39.19.           the availability of this material at NARA, call
                                           America Code 51, Standard Practices/                    In accordance with 14 CFR 39.19, send your            202–741–6030, or go to: http://
                                           Structures.                                             request to your principal inspector or local
                                                                                                                                                         www.archives.gov/federal-register/cfr/ibr-
                                                                                                   Flight Standards District Office, as
                                           (e) Reason                                                                                                    locations.html.
                                                                                                   appropriate. If sending information directly
                                              This AD was prompted by a report that on             to the International Branch, send it to ATTN:           Issued in Renton, Washington, on August
                                           some airplanes, during the paint removal                Shahram Daneshmandi, Aerospace Engineer,              18, 2016.
                                           process for repainting the airplane, the basic          International Branch, ANM–116, Transport
                                           corrosion protection (anodizing and primer)             Airplane Directorate, FAA, 1601 Lind                  Dorr M. Anderson,
                                           coating was sanded down to bare metal on                Avenue SW., Renton, WA 98057–3356;                    Acting Manager, Transport Airplane
                                           the aluminum skin panels, and the bare                  telephone 425–227–1112; fax 425–227–1149.             Directorate, Aircraft Certification Service.
                                           metal might not have been treated correctly             Information may be emailed to: 9-ANM-116-             [FR Doc. 2016–20711 Filed 9–7–16; 8:45 am]
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                                           for corrosion prevention. We are issuing this           AMOC-REQUESTS@faa.gov. Before using
                                                                                                                                                         BILLING CODE 4910–13–P
                                           AD to detect and correct damaged protective             any approved AMOC, notify your appropriate
                                           coatings. This condition could result in                principal inspector, or lacking a principal
                                           pitting corrosion damage; and reduced metal             inspector, the manager of the local flight
                                           thickness, which could result in reduced                standards district office/certificate holding
                                           static and fatigue strength of the airplane’s           district office. The AMOC approval letter
                                           structural parts.                                       must specifically reference this AD.



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Document Created: 2018-02-09 13:12:39
Document Modified: 2018-02-09 13:12:39
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.
DatesThis AD is effective October 13, 2016.
ContactShahram Daneshmandi, Aerospace Engineer, International Branch, ANM-116, Transport Airplane Directorate, FAA, 1601 Lind Avenue SW., Renton, WA 98057-3356; telephone 425-227-1112; fax 425-227-1149.
FR Citation81 FR 61996 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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