45979

Proposed Rules Federal Register Vol. 77, No. 149

Thursday, August 2, 2012

This section of the FEDERAL REGISTER • Hand Delivery: Deliver to Mail We will post all comments we contains notices to the public of the proposed address above between 9 a.m. and 5 receive, without change, to http:// issuance of rules and regulations. The p.m., Monday through Friday, except www.regulations.gov, including any purpose of these notices is to give interested Federal holidays. personal information you provide. We persons an opportunity to participate in the For service information identified in will also post a report summarizing each rule making prior to the adoption of the final this proposed AD, contact Piper rules. substantive verbal contact we receive Aircraft, Inc., 2926 Piper Drive, Vero about this proposed AD. Beach, Florida 32960; telephone: (772) Discussion DEPARTMENT OF TRANSPORTATION 567–4361; Internet: www.piper.com. You may review copies of the We received reports of control cable Federal Aviation Administration referenced service information at the assembly failures that may lead to FAA, Small Airplane Directorate, 901 failure of the horizontal stabilator 14 CFR Part 39 Locust, Kansas City, Missouri 64106. control system on Piper PA–28, PA–32, For information on the availability of [Docket No. FAA–2012–0731; Directorate PA–34, and PA–44 airplanes. We have Identifier 2012–CE–020–AD] this material at the FAA, call (816) 329– had reports of cracks, corrosion, failure 4148. of the turnbuckle, control cable fraying, RIN 2120–AA64 Examining the AD Docket the cable swage end broken and the system being held together by Airworthiness Directives; Piper You may examine the AD docket on turnbuckle safety wire. In one report, an Aircraft, Inc. Airplanes the Internet at http:// elevator cable was found broken at the AGENCY: Federal Aviation www.regulations.gov; or in person at the terminal end near the turnbuckle, and, Administration (FAA), DOT. Docket Management Facility between 9 in another report, the elevator cable a.m. and 5 p.m., Monday through ACTION: Notice of proposed rulemaking failed at the fitting that treads into the (NPRM). Friday, except Federal holidays. The AD turnbuckle. This condition, if not docket contains this proposed AD, the corrected, could result in failure of the SUMMARY: We propose to adopt a new regulatory evaluation, any comments horizontal stabilator control system with airworthiness directive (AD) for certain received, and other information. The subsequent loss of pitch control. Piper Aircraft, Inc. (type certificate street address for the Docket Office previously held by The New Piper (phone: 800–647–5527) is in the Relevant Service Information Aircraft Inc.) PA–28, PA–32, PA–34, ADDRESSES section. Comments will be We reviewed Piper Aircraft, Inc. and PA–44 airplanes. This proposed AD available in the AD docket shortly after Mandatory Service Bulletin No. 1245, was prompted by reports of control receipt. dated May 3, 2012. That service cable assembly failures that may lead to FOR FURTHER INFORMATION CONTACT: information describes procedures for failure of the horizontal stabilator Hector Hernandez, Aerospace Engineer, inspections of the stabilator control control system and could result in loss FAA, Atlanta Aircraft Certification system. of pitch control. This proposed AD Office, 1701 Columbia Avenue, College would require inspections of the Park, Georgia 30337; telephone: (404) FAA’s Determination stabilator control system and 474–5587; fax: (404) 474–5606; email: We are proposing this AD because we replacement of parts as necessary. We [email protected]. evaluated all the relevant information are proposing this AD to correct the SUPPLEMENTARY INFORMATION: and determined the unsafe condition unsafe condition on these products. described previously is likely to exist or DATES: We must receive comments on Comments Invited develop in other products of the same this proposed AD by September 17, We invite you to send any written type design. 2012. relevant data, views, or arguments about Proposed AD Requirements ADDRESSES: You may send comments, this proposal. Send your comments to using the procedures found in 14 CFR an address listed under the ADDRESSES This proposed AD would require 11.43 and 11.45, by any of the following section. Include ‘‘Docket No. FAA– inspections of the stabilator control methods: 2012–0731; Directorate Identifier 2012– system and replacement of parts as • Federal eRulemaking Portal: Go to CE–020–AD’’ at the beginning of your necessary. We are proposing this AD to http://www.regulations.gov. Follow the comments. We specifically invite correct the unsafe condition on these instructions for submitting comments. comments on the overall regulatory, products. • Fax: 202–493–2251. economic, environmental, and energy Costs of Compliance • Mail: U.S. Department of aspects of this proposed AD. We will Transportation, Docket Operations, M– consider all comments received by the We estimate that this proposed AD 30, West Building Ground Floor, Room closing date and may amend this affects 34,013 airplanes of U.S. registry. W12–140, 1200 New Jersey Avenue SE., proposed AD because of those We estimate the following costs to Washington, DC 20590. comments. comply with this proposed AD:

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ESTIMATED COSTS

Cost per Cost on U.S. Action Labor cost Parts cost product operators

Inspection of the horizontal stabilator con- 5 work-hours × $85 per hour = $425 ...... Not applicable ...... $425 $14,455,525 trol system.

We estimate the following costs to do be required based on the results of the determining the number of aircraft that any necessary replacements that would proposed inspection. We have no way of might need these replacements:

ON-CONDITION COSTS

Cost per Action Labor cost Parts cost product

Replacement of all stabilator control cable system— 10 work-hours × $85 per hour = $850 ...... $608 $1,458 per set of cables.

Authority for This Rulemaking on a substantial number of small entities (d) Subject Title 49 of the United States Code under the criteria of the Regulatory Joint Aircraft System Component (JASC)/ specifies the FAA’s authority to issue Flexibility Act. Air Transport Association (ATA) of America Code 2740, Stabilizer Control System. rules on aviation safety. Subtitle I, List of Subjects in 14 CFR Part 39 (e) Unsafe Condition section 106, describes the authority of Air transportation, Aircraft, Aviation the FAA Administrator. Subtitle VII: safety, Incorporation by reference, This AD was prompted by reports of control cable assembly failures that may lead Aviation Programs, describes in more Safety. detail the scope of the Agency’s to failure of the horizontal stabilator control authority. The Proposed Amendment system and could result in loss of pitch We are issuing this rulemaking under control. This proposed AD would require Accordingly, under the authority inspections of the stabilator control system the authority described in Subtitle VII, delegated to me by the Administrator, and replacement of parts as necessary. We Part A, Subpart III, Section 44701: the FAA proposes to amend 14 CFR part are issuing this AD to correct the unsafe ‘‘General requirements.’’ Under that 39 as follows: condition on these products. section, Congress charges the FAA with (f) Compliance promoting safe flight of civil aircraft in PART 39—AIRWORTHINESS air commerce by prescribing regulations DIRECTIVES Comply with this AD within the compliance times specified, unless already for practices, methods, and procedures done. the Administrator finds necessary for 1. The authority citation for part 39 safety in air commerce. This regulation continues to read as follows: (g) Inspection is within the scope of that authority Authority: 49 U.S.C. 106(g), 40113, 44701. (1) As of the effective date of this AD, if the age of the airplane is at or exceeds 15 because it addresses an unsafe condition § 39.13 [Amended] that is likely to exist or develop on years, then at the next annual inspection or 2. The FAA amends § 39.13 by adding products identified in this rulemaking within the next 12 months after the effective the following new airworthiness date of this AD, whichever occurs later, do action. directive (AD): an initial inspection of the stabilator control Regulatory Findings system following instructions 1 through 10 of Piper Aircraft, Inc.: Docket No. FAA–2012– Piper Aircraft, Inc. Mandatory Service We determined that this proposed AD 0731; Directorate Identifier 2012–CE– Bulletin No. 1245, dated May 3, 2012. would not have federalism implications 020–AD. (2) As of the effective date of this AD, if under Executive Order 13132. This (a) Comments Due Date the age of the airplane is less than 15 years, then, upon the age of the airplane reaching proposed AD would not have a We must receive comments by September 15 years, at the next annual inspection or substantial direct effect on the States, on 17, 2012. the relationship between the national within the next 12 months after the effective date of this AD, whichever occurs later, do Government and the States, or on the (b) Affected ADs None. an initial inspection of the stabilator control distribution of power and system following instructions 1 through 10 of responsibilities among the various (c) Applicability Piper Aircraft, Inc. Mandatory Service levels of government. This AD applies to Model PA–28–236, PA– Bulletin No. 1245, dated May 3, 2012. For the reasons discussed above, I 28–140, PA–28–150, PA–28–151, PA–28– (3) As of the effective date of this AD, if certify this proposed regulation: 160, PA–28–161, PA–28–180, PA–28–181, the age of the airplane cannot be determined, (1) Is not a ‘‘significant regulatory PA–28–201T, PA–28R–201, PA–28–235, PA– then at the next annual inspection or within action’’ under Executive Order 12866, 28R–201T, PA–28S–160, PA–28S–180, PA– the next 12 months after the effective date of (2) Is not a ‘‘significant rule’’ under 28R–180, PA–28R–200, PA–28RT–201, PA– this AD, whichever occurs later, do an initial 28RT–201T, PA–32–260, PA–32–301, PA– inspection of the stabilator control system the DOT Regulatory Policies and following instructions 1 through 10 of Piper Procedures (44 FR 11034, February 26, 32–301T, PA–32–300, PA–32R–300, PA– 32R–301T, PA–32R–301 (SP), PA–32R–301 Aircraft, Inc. Mandatory Service Bulletin No. 1979), (HP), PA–32RT–300, PA–32RT–300T, PA– 1245, dated May 3, 2012. (3) Will not affect intrastate aviation 32S–300, PA–32–301FT, PA–32–301XTC, Note for paragraph (g)(1), (g)(2) and (g)(3) in Alaska, and PA–34–200, PA–34–200T, PA–34–220T, PA– of this AD: To assist in determining the age (4) Will not have a significant 44–180, and PA–44–180T airplanes, all serial of the airplane, you may contact Piper economic impact, positive or negative, numbers, certificated in any category. Aircraft, Inc., 2926 Piper Drive, Vero Beach,

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Florida 32960; telephone: (772) 567–4361; DEPARTMENT OF TRANSPORTATION referenced service information at the Internet: www.piper.com; or access the FAA FAA, Transport Airplane Directorate, airplane registry database at: http:// Federal Aviation Administration 1601 Lind Avenue SW., Renton, registry.faa.gov/aircraftinquiry/ Washington. For information on the Serial_Inquiry.aspx. 14 CFR Part 39 availability of this material at the FAA, (4) After the applicable initial inspection [Docket No. FAA–2012–0726; Directorate call 425–227–1221. required in paragraph (g)(1), (g)(2) or (g)(3) of Identifier 2012–NM–023–AD] Examining the AD Docket this AD, repetitively thereafter at intervals not to exceed 2,000 hours time-in-service or RIN 2120–AA64 You may examine the AD docket on 7 years, whichever occurs first, inspect the the Internet at http:// Airworthiness Directives; Bombardier, stabilator control system following www.regulations.gov; or in person at the Inc. Airplanes instructions 1 through 10 of Piper Aircraft, Docket Operations office between 9 a.m. Inc. Mandatory Service Bulletin No. 1245, AGENCY: Federal Aviation and 5 p.m., Monday through Friday, dated May 3, 2012. Administration (FAA), DOT. except Federal holidays. The AD docket contains this proposed AD, the ACTION: Notice of proposed rulemaking (h) Repair regulatory evaluation, any comments (NPRM). If any cracks, corrosion, or cable fraying are received, and other information. The found during any inspection required in SUMMARY: We propose to adopt a new street address for the Docket Operations paragraphs (g)(1), (g)(2), (g)(3) or (g)(4) of this airworthiness directive (AD) for certain office (telephone (800) 647–5527) is in AD, before further flight, replace the Bombardier, Inc. Model DHC–8–400 the ADDRESSES section. Comments will damaged part with an airworthy part. series airplanes. This proposed AD was be available in the AD docket shortly (i) Alternative Methods of Compliance prompted by cases of on-ground failure after receipt. (AMOCs) of the screw cap or end cap of hydraulic FOR FURTHER INFORMATION CONTACT: Cesar Gomez, Aerospace Engineer, (1) The Manager, Atlanta Aircraft accumulators on other airplane models, Airframe and Mechanical Systems Certification Office (ACO), FAA, has the resulting in high-energy impact damage authority to approve AMOCs for this AD, if to adjacent systems and structure. This Branch, ANE–171, FAA, New York requested using the procedures found in 14 proposed AD would require inspecting Aircraft Certification Office, 1600 CFR 39.19. In accordance with 14 CFR 39.19, for a part number and replacing the Stewart Avenue, Suite 410, Westbury, send your request to your principal inspector affected parking brake hydraulic New York 11590; telephone (516) 228– or local Flight Standards District Office, as accumulator, and relocating the parking 7318; fax (516) 794–5531. appropriate. If sending information directly brake accumulator, on the subject SUPPLEMENTARY INFORMATION: airplanes. We are proposing this AD to to the manager of the ACO, send it to the Comments Invited attention of the person identified in the prevent failure of the screw caps and/or Related Information section of this AD. end caps of the parking brake hydraulic We invite you to send any written (2) Before using any approved AMOC, accumulator, which could result in relevant data, views, or arguments about notify your appropriate principal inspector, damage to the airplane’s primary this proposed AD. Send your comments or lacking a principal inspector, the manager structures, with potential adverse effect to an address listed under the of the local flight standards district office/ on the airplane’s controllability. ADDRESSES section. Include ‘‘Docket No. certificate holding district office. DATES: We must receive comments on FAA–2012–0726; Directorate Identifier 2012–NM–023–AD’’ at the beginning of (j) Related Information this proposed AD by September 17, 2012. your comments. We specifically invite (1) For more information about this AD, comments on the overall regulatory, contact Hector Hernandez, Aerospace ADDRESSES: You may send comments by economic, environmental, and energy Engineer, FAA, Atlanta ACO, 1701 Columbia any of the following methods: aspects of this proposed AD. We will • Avenue, College Park, Georgia 30337; Federal eRulemaking Portal: Go to consider all comments received by the telephone: (404) 474–5587; fax: (404) 474– http://www.regulations.gov. Follow the closing date and may amend this 5606; email: [email protected]. instructions for submitting comments. • proposed AD based on those comments. (2) For service information identified in Fax: (202) 493–2251. We will post all comments we • this AD, contact Piper Aircraft, Inc., 2926 Mail: U.S. Department of receive, without change, to http:// Piper Drive, Vero Beach, Florida 32960; Transportation, Docket Operations, M– www.regulations.gov, including any telephone: (772) 567–4361; Internet: 30, West Building Ground Floor, Room personal information you provide. We www.piper.com. You may review copies of W12–140, 1200 New Jersey Avenue SE., will also post a report summarizing each the service information at the FAA, Small Washington, DC 20590. • substantive verbal contact we receive Airplane Directorate, 901 Locust, Kansas Hand Delivery: U.S. Department of about this proposed AD. City, Missouri 64106. For information on the Transportation, Docket Operations, M– availability of this material at the FAA, call 30, West Building Ground Floor, Room Discussion (816) 329–4148. W12–140, 1200 New Jersey Avenue SE., Transport Canada Civil Aviation Washington, DC, between 9 a.m. and 5 Issued in Kansas City, Missouri, on July 25, (TCCA), which is the aviation authority p.m., Monday through Friday, except 2012. for Canada, has issued Canadian Federal holidays. Airworthiness Directive CF–2012–04, James Jackson, For service information identified in dated January 13, 2012 (referred to after Acting Manager, Small Airplane Directorate, this proposed AD, contact Bombardier, this as ‘‘the MCAI’’), to correct an unsafe Aircraft Certification Service. Inc., Q–Series Technical Help Desk, 123 condition for the specified products. [FR Doc. 2012–18618 Filed 8–1–12; 8:45 am] Garratt Boulevard, Toronto, Ontario The MCAI states: M3K 1Y5, Canada; telephone 416–375– BILLING CODE 4910–13–P Seven cases of on-ground hydraulic 4000; fax 416–375–4539; email accumulator/screw cap/end cap failure have [email protected]; been experienced on CL–600–2B19 (CRJ) Internet http://www.bombardier.com. aeroplanes, resulting in loss of the associated You may review copies of the hydraulic system and high-energy impact

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