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2015-07-03 CESSNA AIRCRAFT COMPANY:
Amendment 39-18131; Docket No. FAA-2015-0839; Directorate Identifier 2015-CE-006-AD.

(a) EFFECTIVE DATE

    This AD is effective April 24, 2015.

(b) AFFECTED ADS

    None.

(c) APPLICABILITY

    This  AD  applies to  Cessna  Aircraft Company  Model  402C airplanes,
    serial numbers  402C0001 through  402C1020, and  Model 414A airplanes,
    serial  numbers  414A0001   through  414A1212,  certificated   in  any
    category.

(d) SUBJECT

    Joint Aircraft System Component (JASC)/Air Transport Association (ATA)
    of America Code 54, Nacelles/Pylons.

(e) UNSAFE CONDITION

    This AD was prompted  by reports of cracks  found on the engine  mount
    beams. We are issuing this AD  to prevent failure of the engine  mount
    beams, which could lead to  engine separation with consequent loss  of
    power and loss of control.

(f) COMPLIANCE

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

(g) INSPECT ENGINE MOUNT BEAMS

    At the compliance times specified in paragraphs (g)(1) through  (g)(4)
    of this AD, inspect each engine mount beam using radiographic (x-ray),
    eddy  current,  and   visual  methods  following   the  Accomplishment
    Instructions in  Cessna Aircraft  Company Multi-engine  Service Letter
    No. MEL-54-01, dated  March 20, 2015.  If total hours  time-in-service
    (TIS) on  an engine  mount beam  is unknown,  use the airplane's total
    hours TIS.

(1) For each engine mount beam that has accumulated less than 20,000 hours
    TIS, initially inspect at whichever of the following that occurs later
    and repetitively thereafter at intervals  not to exceed 200 hours  TIS
    as long as no cracks are found:

(i) At or before the accumulation of 15,000 hours TIS on each engine beam;
    or

(ii) Within the next 100 hours TIS after the effective date of  this AD or
     within the next 90 days after the  effective date of this AD,  which-
     ever occurs first.

(2) For each engine mount beam that  has accumulated 20,000 hours TIS  but
    no more than 24,999 hours  TIS,  initially inspect at whichever of the
    following that occurs first  and repetitively thereafter at  intervals
    not to exceed 200 hours TIS as long as no cracks are found:

(i) Within the next 75 hours TIS after the effective date of this AD; or

(ii) Within the next 60 days after the effective date of this AD.

(3) For  each engine mount beam  that has accumulated 25,000 hours TIS but
    no more than 30,000 hours  TIS, initially inspect at whichever  of the
    following that occurs first  and repetitively thereafter at  intervals
    not to exceed 200 hours TIS as long as no cracks are found:

(i) Within the next 50 hours TIS after the effective date of this AD; or

(ii) Within the next 45 days after the effective date of this AD.

(4) For each engine mount beam that has accumulated more than 30,000 hours
    TIS, initially inspect at whichever of the following that occurs first
    and repetitively thereafter at intervals  not to exceed 200 hours  TIS
    as long as no cracks are found:

(i) Within the next 25 hours TIS after the effective date of this AD; or

(ii) Within the next 30 days after the effective date of this AD.

(h) CONTACT CESSNA AIRCRAFT COMPANY

    If any cracks are found  during any inspection required in  paragraphs
    (g)(1)  through  (g)(4) of  this  AD, before  further  flight, contact
    Cessna Aircraft Company at  the address specified in  paragraph (m)(3)
    of  this   AD  for   an  FAA-approved   corrective  action   developed
    specifically for this AD.

(i) REPORTING REQUIREMENT

    Within 10  days after  each inspection  required in  paragraphs (g)(1)
    through (g)(4) of this AD or  within 10 days after the effective  date
    of  this AD,  whichever occurs  later, using  the undated  Attachment,
    "Inspection  Results Form,"  to Cessna  Aircraft Company  Multi-engine
    Service Letter No. MEL-54-01, dated March 20, 2015, report the results
    to the FAA, Wichita Aircraft Certification Office (ACO) at the address
    specified  in paragraph  (l) of  this AD.  Report the  result of  each
    inspection to the FAA, Wichita ACO, for one year after the date of the
    initial inspection  required in  paragraphs (g)(1)  through (g)(4)  of
    this AD. Also report the  results of the initial inspection  to Cessna
    at the address specified in paragraph (m)(3) of this AD.

(j) PAPERWORK REDUCTION ACT BURDEN STATEMENT

    A federal  agency may  not conduct  or sponsor,  and a  person is  not
    required to respond to, nor shall a person be subject to a penalty for
    failure to  comply with  a collection  of information  subject to  the
    requirements of the Paperwork Reduction Act unless that collection  of
    information  displays  a current  valid  OMB Control  Number.  The OMB
    Control Number  for this  information collection  is 2120-0056. Public
    reporting  for  this  collection of  information  is  estimated to  be
    approximately 5 minutes per response, including the time for reviewing
    instructions, completing and reviewing the collection of  information.
    All  responses  to  this  collection  of  information  are  mandatory.
    Comments concerning the  accuracy of this  burden and suggestions  for
    reducing the burden should be directed to the FAA at: 800 Independence
    Ave. SW., Washington, DC 20591, Attn: Information Collection Clearance
    Officer, AES-200.

(k) ALTERNATIVE METHODS OF COMPLIANCE (AMOCS)

(1) The Manager, Wichita ACO, FAA,  has the authority to approve AMOCs for
    this AD, if requested using the  procedures found in 14 CFR 39.19.  In
    accordance with  14 CFR  39.19, send  your request  to your  principal
    inspector or local Flight  Standards District Office, as  appropriate.
    If sending information directly to the manager of the ACO, send it  to
    the attention of the person identified in paragraph (l) of this AD.

(2) Before using any approved AMOC,  notify your appropriate principal in-
    spector,  or  lacking a principal inspector,  the manager of the local
    flight standards district office/certificate holding district office.

(l) RELATED INFORMATION

    Gary Park, Aerospace Engineer, Wichita ACO, FAA, 1801 S. Airport Road,
    Room 100, Wichita, Kansas 67209; phone: (316) 946-4123; fax: (316) 946
    -4107;  continued operational safety email: 9-ACE-Wichita-COS@faa.gov;
    engineer contact email: gary.park@faa.gov.

(m) MATERIAL INCORPORATED BY REFERENCE

(1) The  Director  of  the  Federal Register approved the incorporation by
    reference (IBR) of the service information listed  in  this  paragraph
    under 5 U.S.C. 552(a) and 1 CFR part 51.

(2) You must use  this service information as applicable to do the actions
    required by this AD, unless the AD specifies otherwise.

(i) Cessna  Aircraft  Company  Multi-engine  Service Letter No. MEL-54-01,
    dated  March 20, 2015,  including the undated Attachment,  "Inspection
    Results Form."

(ii) Reserved.

(3) For Cessna Aircraft Company service information identified in this AD,
    contact  Cessna Aircraft  Company,  Customer  service,  P.O. Box 7706,
    Wichita, KS 67277;  telephone:  (316) 517-5800;  fax:  (316) 517-7271;
    email:  customercare@cessna.textron.com;  Internet:  http://www.cessna
    support.com.

(4) You may view this  service  information  at  the  FAA,  Small Airplane
    Directorate, 901 Locust, Kansas City, Missouri 64106.  For information
    on the availability of this material at the FAA,  call (816) 329-4148.
    It is also available on the Internet at  http://www.regulations.gov by
    searching for and locating Docket No. FAA-2015-0839.

(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  Kansas City,  Missouri,  on  March 30, 2015. Pat Mullen, Acting
Manager, Small Airplane Directorate, Aircraft Certification Service.

FOR FURTHER INFORMATION CONTACT: Gary Park,  Aerospace  Engineer,  Wichita
Aircraft  Certification  Office,  FAA,  1801  S. Airport Road,  Room  100,
Wichita, Kansas 67209; phone: (316) 946-4123;  fax: (316) 946-4107; email:
gary.park@faa.gov.
PREAMBLE 

DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2015-0839; Directorate Identifier 2015-CE-006-AD;
Amendment 39-18131; AD 2015-07-03]
RIN 2120-AA64

Airworthiness Directives; Cessna Aircraft Company Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule; request for comments.

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

SUMMARY: We are adopting a new airworthiness directive (AD) for certain
Cessna Aircraft Company (Cessna) Model 402C and 414A airplanes. This AD
requires repetitively inspecting the engine mount beams for cracks and
contacting Cessna for FAA-approved corrective action if cracks are
found. This AD also requires sending an inspection report to the FAA
and to Cessna. This AD was prompted by reports of cracks found across
the engine mount beams. We are issuing this AD to correct the unsafe
condition on these products.

DATES: This AD is effective April 24, 2015.
The Director of the Federal Register approved the incorporation by
reference of a certain publication listed in this AD as of April 24,
2015.
We must receive comments on this AD by May 26, 2015.

ADDRESSES: You may send comments, using the procedures found in 14 CFR
11.43 and 11.45, by any of the following methods:
Federal eRulemaking Portal: Go to http://www.regulations.gov. Follow the instructions
for submitting comments.
Fax: 202-493-2251.
Mail: U.S. Department of Transportation, Docket
Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New
Jersey Avenue SE., Washington, DC 20590.
Hand Delivery: U.S. Department of Transportation, Docket
Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New
Jersey Avenue SE., Washington, DC 20590, between 9 a.m. and 5 p.m.,
Monday through Friday, except Federal holidays.
For service information identified in this AD, contact Cessna
Aircraft Company, Customer service, P.O. Box 7706, Wichita, KS 67277;
telephone: (316) 517-5800; fax: (316) 517-7271; email:
customercare@cessna.textron.com; Internet: http://www.cessnasupport.com.
You may review this referenced service
information at the FAA, Small Airplane Directorate, 901 Locust, Kansas
City, Missouri 64106. For information on the availability of this
material at the FAA, call (816) 329-4148. It is also available on the
Internet at http://www.regulations.gov by searching for and locating
Docket No. FAA-2015-0839.

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-2015-
0839; 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 (phone:
800-647-5527) is in the ADDRESSES section. Comments will be available
in the AD docket shortly after receipt.

FOR FURTHER INFORMATION CONTACT: Gary Park, Aerospace Engineer, Wichita
Aircraft Certification Office, FAA, 1801 S. Airport Road, Room 100,
Wichita, Kansas 67209; phone: (316) 946-4123; fax: (316) 946-4107;
email: gary.park@faa.gov.

SUPPLEMENTARY INFORMATION:

Discussion

We received reports of cracks found on the engine mount beams of
certain Cessna Aircraft Company (Cessna) Model 402C airplanes. The
cracks found run across the beam and extend beyond the doubler located
under the aft engine mount and aft of the forward engine mount.
Investigation revealed that the cause of the cracks is fatigue.
The engine beam mounts of the Cessna Model 402C airplanes are the
same type design as that of the Cessna Model 414A airplanes.
This condition, if not detected and corrected, could result in
failure of an engine mount beam and could lead to engine separation
with consequent loss of power and loss of control. We are issuing this
AD to correct the unsafe condition on these products.

Relevant Service Information Under 1 CFR Part 51

We reviewed Cessna Aircraft Company Multi-engine Service Letter No.
MEL-54-01, dated March 20, 2015, including the undated Attachment,
``Inspection Results Form.'' The Cessna Aircraft Company Multi-engine
Service Letter describes procedures for inspecting the engine mount
beams for cracks and reporting the inspection results to Cessna. This
information is reasonably available at http://www.regulations.gov by
searching for and locating Docket No. FAA-2015-0839, or you may see
ADDRESSES for other ways to access this service information.

FAA's Determination

We are issuing this AD because we evaluated all the relevant
information and determined the unsafe condition described previously is
likely to exist or develop in other products of the same type design.

AD Requirements


This AD requires repetitively inspecting the engine mount beams for
cracks and contacting Cessna for an FAA-approved corrective action if
cracks are found. This AD also requires sending the inspection results
to the FAA and to Cessna.

Differences Between This AD and the Service Information

Cessna Aircraft Company Multi-engine Service Letter No. MEL-54-01,
dated March 20, 2015, including the undated Attachment, ``Inspection
Results Form,'' specifies reporting the inspection results to Cessna.
In this AD, we also require that the inspection results be reported to
the FAA.

FAA's Justification and Determination of the Effective Date

An unsafe condition exists that requires the immediate adoption of
this AD. The FAA has found that the risk to the flying public justifies
waiving notice and comment prior to adoption of this rule because
cracks in the engine mount beam could cause the engine mount beam to
fail and lead to engine separation with consequent loss of power and
loss of control. Therefore, we find that notice and opportunity for
prior public comment are impracticable and that good cause exists for
making this amendment effective in less than 30 days.

Comments Invited

This AD is a final rule that involves requirements affecting flight
safety and was not preceded by notice and an opportunity for public
comment. However, we invite you to send any written data, views, or
arguments about this AD. Send your comments to an address listed under
the ADDRESSES section. Include the docket number FAA-2015-0839 and
Directorate Identifier 2015-CE-006-AD at the beginning of your
comments. We specifically invite comments on the overall regulatory,
economic, environmental, and energy aspects of this AD. We will
consider all comments received by the closing date and may amend this
AD because of those comments.
We will post all comments we receive, without change, to http://www.
regulations.gov, including any personal information you provide. We
will also post a report summarizing each substantive verbal contact we
receive about this AD.

Costs of Compliance

We estimate that this AD affects 555 airplanes of U.S. registry.
We estimate the following costs to comply with this AD:

Estimated Costs

Action Labor cost Parts cost Cost per product Cost on U.S. operators
Prepare airplane for inspections. 3 work-hours x $85 per hour = $255 per inspection cycle Not applicable $255 per inspection cycle $141,525 per inspection cycle
X-ray inspection of the engine mount beams (4 engine mount beams per airplane). 8 work-hours x $85 per hour = $680 per inspection cycle $180 $860 per inspection cycle $477,300 per inspection cycle
Eddy current inspection of the engine mount beams (4 engine mount beams per airplane). 1 work-hour x $85 per hour = $85 per inspection cycle Not applicable $85 per inspection cycle. $47,175 per inspection cycle
Visual inspection of the engine mount beams (4 engine mount beams per airplane). 1 work-hour x $85 per hour = $85 per inspection cycle Not applicable $85 per inspection cycle $47,175 per inspection cycle

We have no way of knowing the extent of cracks that may be found
during the required inspections. Therefore, we have no way of
determining the cost of the corrective action.

Paperwork Reduction Act

A federal agency may not conduct or sponsor, and a person is not
required to respond to, nor shall a person be subject to penalty for
failure to comply with a collection of information subject to the
requirements of the Paperwork Reduction Act unless that collection of
information displays a current valid OMB control number. The control
number for the collection of information required by this AD is 2120-
0056. The paperwork cost associated with this AD has been detailed in
the Costs of Compliance section of this document and includes time for
reviewing instructions, as well as completing and reviewing the
collection of information. Therefore, all reporting associated with
this AD is mandatory. Comments concerning the accuracy of this burden
and suggestions for reducing the burden should be directed to the FAA
at 800 Independence Ave. SW., Washington, DC 20591. ATTN: Information
Collection Clearance Officer, AES-200.

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


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 DOT Regulatory Policies and
Procedures (44 FR 11034, February 26, 1979),
(3) Will not affect intrastate aviation in Alaska, and
(4) Will not have a significant economic impact, positive or
negative, on a substantial number of small entities under the criteria
of the Regulatory Flexibility Act.

List of Subjects in 14 CFR Part 39

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

Adoption of the Amendment

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

PART 39--AIRWORTHINESS DIRECTIVES

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]


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