12154 Federal Register / Vol. 75, No. 49 / Monday, March 15, 2010 / Proposed Rules

TABLE 1—SERVICE INFORMATION

Applicable airplanes Bombardier service information Revision Date

Model CL–600–2B19 airplanes...... Bombardier Modification Summary Package A1 ...... April 24, 2009. IS601R52110030. Model CL–600–2C10, CL–600–2D15, and CL–600– Bombardier Modification Summary Package A1 ...... April 24, 2009. 2D24 airplanes. IS67052110074.

(4) Inspections and modifications Issued in Renton, Washington on March 4, ADDRESSES: You may send comments by accomplished before the effective date of this 2010. any of the following methods: AD according to Bombardier Modification Suzanne Masterson, • Federal eRulemaking Portal: Go to Summary Package IS601R52110030, Revision Acting Manager, Transport Airplane http://www.regulations.gov. Follow the A, dated July 5, 2006; or IS67052110074, Directorate, Aircraft Certification Service. instructions for submitting comments. Revision A, dated July 5, 2006; as applicable; [FR Doc. 2010–5515 Filed 3–12–10; 8:45 am] • Fax: (202) 493–2251. are considered acceptable for compliance BILLING CODE 4910–13–P • Mail: U.S. Department of with the corresponding inspection or modification specified in this AD. Transportation, Docket Operations, M– 30, West Building Ground Floor, Room FAA AD Differences DEPARTMENT OF TRANSPORTATION W12–140, 1200 New Jersey Avenue, SE., Washington, DC 20590. Note 1: This AD differs from the MCAI Federal Aviation Administration • and/or service information as follows: Hand Delivery: U.S. Department of Transportation, Docket Operations, M– The MCAI does not require an inspection 14 CFR Part 39 or application of a corrosion inhibitor 30, West Building Ground Floor, Room compound. This AD requires both actions. [Docket No. FAA–2010–0225; Directorate W12–40, 1200 New Jersey Avenue, SE., Identifier 2009–NM–203–AD] Washington, DC, between 9 a.m. and 5 Other FAA AD Provisions p.m., Monday through Friday, except RIN 2120–AA64 (h) The following provisions also apply to Federal holidays. this AD: Airworthiness Directives; Short For service information identified in (1) Alternative Methods of Compliance Brothers PLC Model SD3 Airplanes this proposed AD, contact Short (AMOCs): The Manager, New York Aircraft Brothers PLC, Airworthiness, P.O. Box Certification Office (ACO), ANE–170, FAA, AGENCY: Federal Aviation 241, Airport Road, , BT3 9DZ has the authority to approve AMOCs for this Administration (FAA), DOT. Northern ; telephone +44(0)2890 AD, if requested using the procedures found ACTION: Notice of proposed rulemaking –462469; fax +44(0)2890–468444; e-mail in 14 CFR 39.19. Send information to ATTN: (NPRM). michael.mulholland@aero. Program Manager, Continuing Operational bombardier.com; Internet http:// Safety, FAA, New York ACO, 1600 Stewart SUMMARY: We propose to adopt a new www.bombardier.com. You may review Avenue, Suite 410, Westbury, New York, airworthiness directive (AD) for the copies of the referenced service 11590; telephone 516–228–7300; fax 516– products listed above that would 794–5531. Before using any approved AMOC information at the FAA, Transport supersede an existing AD. This on any airplane to which the AMOC applies, Airplane Directorate, 1601 Lind Avenue notify your principal maintenance inspector proposed AD results from mandatory SW., Renton, Washington. For (PMI) or principal avionics inspector (PAI), continuing airworthiness information information on the availability of this as appropriate, or lacking a principal (MCAI) originated by an aviation material at the FAA, call 425–227–1221 inspector, your local Flight Standards District authority of another country to identify or 425–227–1152. Office. The AMOC approval letter must and correct an unsafe condition on an Examining the AD Docket specifically reference this AD. aviation product. The MCAI describes (2) Airworthy Product: For any requirement the unsafe condition as: You may examine the AD docket on in this AD to obtain corrective actions from Subsequent to accidents involving Fuel the Internet at http:// a manufacturer or other source, use these Tank System explosions in flight * * * and www.regulations.gov; or in person at the actions if they are FAA-approved. Corrective on ground, * * * Special Federal Aviation Docket Operations office between 9 a.m. actions are considered FAA-approved if they Regulation 88 (SFAR88) * * * required a and 5 p.m., Monday through Friday, are approved by the State of Design Authority safety review of the aircraft Fuel Tank except Federal holidays. The AD docket (or their delegated agent). You are required System * * *. contains this proposed AD, the to assure the product is airworthy before it * * * * * regulatory evaluation, any comments is returned to service. Fuel Airworthiness Limitations are items received, and other information. The (3) Reporting Requirements: For any arising from a systems safety analysis that reporting requirement in this AD, under the street address for the Docket Operations have been shown to have failure mode(s) office (telephone (800) 647–5527) is in provisions of the Paperwork Reduction Act associated with an ‘unsafe condition’ * * *. the ADDRESSES section. Comments will (44 U.S.C. 3501 et seq.), the Office of These are identified in Failure Conditions for Management and Budget (OMB) has which an unacceptable probability of ignition be available in the AD docket shortly approved the information collection risk could exist if specific tasks and/or after receipt. requirements and has assigned OMB Control practices are not performed in accordance FOR FURTHER INFORMATION CONTACT: Number 2120–0056. with the manufacturers’ requirements. Todd Thompson, Engineer, Related Information * * * * * International Branch, ANM–116, The proposed AD would require Transport Airplane Directorate, FAA, (i) Refer to MCAI Canadian Airworthiness Directive CF–2009–23, dated May 19, 2009, actions that are intended to address the 1601 Lind Avenue SW., Renton, and the Bombardier modification summary unsafe condition described in the MCAI. Washington 98057–3356; telephone packages listed in Table 1 of this AD, for DATES: We must receive comments on (425) 227–1175; fax (425) 227–1149. related information. this proposed AD by April 29, 2010. SUPPLEMENTARY INFORMATION:

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Comments Invited Authorities] to the European National new maintenance requirements, this Aviation Authorities in JAA letter 04/00/02/ We invite you to send any written rule included Special Federal Aviation 07/03–L024 of 3 February 2003. The review ‘‘ ’’ relevant data, views, or arguments about Regulation No. 88 ( SFAR 88, was requested to be mandated by NAA’s Amendment 21–78, and subsequent this proposed AD. Send your comments [National Airworthiness Authorities] using Amendments 21–82 and 21–83). to an address listed under the JAR [Joint Aviation Requirement] § 25.901(c), ADDRESSES section. Include ‘‘Docket No. § 25.1309. Among other actions, SFAR 88 FAA–2010–0225; Directorate Identifier In August 2005 EASA published a policy requires certain type design (i.e., type 2009–NM–203–AD’’ at the beginning of statement on the process for developing certificate (TC) and supplemental type your comments. We specifically invite instructions for maintenance and inspection certificate (STC)) holders to substantiate of Fuel Tank System ignition source comments on the overall regulatory, that their fuel tank systems can prevent prevention (EASA D 2005/CPRO, ignition sources in the fuel tanks. This economic, environmental, and energy www.easa.eu.int/home/ aspects of this proposed AD. We will cert_policy_statements_en.html) that also requirement applies to type design consider all comments received by the included the EASA expectations with regard holders for large turbine-powered closing date and may amend this to compliance times of the corrective actions transport airplanes and for subsequent proposed AD based on those comments. on the unsafe and the not unsafe part of the modifications to those airplanes. It We have lengthened the 30-day harmonised design review results. On a requires them to perform design reviews comment period for proposed ADs that global scale the TC [type certificate] holders and to develop design changes and address MCAI originated by aviation committed themselves to the EASA maintenance procedures if their designs authorities of other countries to provide published compliance dates (see EASA do not meet the new fuel tank safety policy statement). The EASA policy adequate time for interested parties to standards. As explained in the preamble statement has been revised in March 2006: to the rule, we intended to adopt submit comments. The comment period the date of 31–12–2005 for the unsafe related airworthiness directives to mandate any for these proposed ADs is now typically actions has now been set at 01–07–2006. 45 days, which is consistent with the Fuel Airworthiness Limitations are items changes found necessary to address comment period for domestic transport arising from a systems safety analysis that unsafe conditions identified as a result ADs. have been shown to have failure mode(s) of these reviews. We will post all comments we associated with an ‘unsafe condition’ as In evaluating these design reviews, we receive, without change, to http:// defined in FAA’s memo 2003–112–15 ‘SFAR have established four criteria intended www.regulations.gov, including any 88—Mandatory Action Decision Criteria’. to define the unsafe conditions personal information you provide. We These are identified in Failure Conditions for associated with fuel tank systems that which an unacceptable probability of ignition will also post a report summarizing each risk could exist if specific tasks and/or require corrective actions. The substantive verbal contact we receive practices are not performed in accordance percentage of operating time during about this proposed AD. with the manufacturers’ requirements. which fuel tanks are exposed to flammable conditions is one of these Discussion This EASA Airworthiness Directive mandates the Fuel System Airworthiness criteria. The other three criteria address On June 5, 2006, we issued AD 2006– Limitations, comprising maintenance/ the failure types under evaluation: 12–18, Amendment 39–14644 (71 FR inspection tasks and Critical Design Control single failures, single failures in 34801, June 16, 2006). That AD required Configuration Limitations (CDCCL) for the combination with a latent condition(s), actions intended to address an unsafe type of aircraft, that resulted from the design and in-service failure experience. For all condition on the products listed above. reviews and the JAA recommendation and four criteria, the evaluations included EASA policy statement mentioned above. Since we issued AD 2006–12–18, we consideration of previous actions taken Revision History: PAD [proposed have determined that additional airworthiness directive] 06–018R1 has been that may mitigate the need for further limitations for fuel tank systems and issued to endorse comments received for action. Critical Design Control Configuration PAD 06–018 and due to the change of the The Joint Aviation Authorities (JAA) Limitations (CDCCLs) are necessary. EASA policy statement on fuel tank safety on issued a regulation that is similar to The European Aviation Safety Agency March 2006. SFAR 88. Under that regulation, the JAA (EASA), which is the Technical Agent You may obtain further information by stated that all members of the European for the Member States of the European examining the MCAI in the AD docket. Civil Aviation Conference (ECAC) that Community, has issued EASA The FAA has examined the hold type certificates for transport Airworthiness Directive 2006–0198, underlying safety issues involved in fuel category airplanes are required to dated July 11, 2006 (referred to after this tank explosions on several large conduct a design review against as ‘‘the MCAI’’), to correct an unsafe transport airplanes, including the explosion risks. condition for the specified products. adequacy of existing regulations, the We have determined that the actions The MCAI states: service history of airplanes subject to identified in this AD are necessary to Subsequent to accidents involving Fuel those regulations, and existing reduce the potential of ignition sources Tank System explosions in flight * * * and maintenance practices for fuel tank inside fuel tanks, which, in combination on ground, the FAA published Special systems. As a result of those findings, with flammable fuel vapors, could result Federal Aviation Regulation 88 (SFAR88) in we issued a regulation titled ‘‘Transport in fuel tank explosions and consequent June 2001. SFAR 88 required a safety review loss of the airplane. of the aircraft Fuel Tank System to determine Airplane Fuel Tank System Design that the design meets the requirements of Review, Flammability Reduction and Relevant Service Information FAR [Federal Aviation Regulation] § 25.901 Maintenance and Inspection and § 25.981(a) and (b). Requirements’’ (66 FR 23086, May 7, Bombardier has issued the temporary A similar regulation has been 2001). In addition to new airworthiness revisions (TRs) listed in the following recommended by the JAA [Joint Aviation standards for transport airplanes and table.

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AMM TEMPORARY REVISIONS

Bombardier temporary revi- Model— sion— Dated— To the AMM—

SD3–60 airplanes ...... TR360–AMM–55 ...... November 11, 2005 ...... Bombardier SD3–60 AMM, 360/MM SD3–60. SD3–60 airplanes ...... TR360–AMM–56 ...... November 11, 2005 ...... Bombardier SD3–60 AMM, 360/MM SD3–60.

The actions described in this service proposed AD. The average labor rate is List of Subjects in 14 CFR Part 39 information are intended to correct the $85 per work-hour. Based on these unsafe condition identified in the figures, we estimate the cost of the Air transportation, Aircraft, Aviation MCAI. proposed AD on U.S. operators to be safety, Incorporation by reference, $4,590, or $85 per product. Safety. FAA’s Determination and Requirements of this Proposed AD Authority for This Rulemaking The Proposed Amendment This product has been approved by Title 49 of the United States Code Accordingly, under the authority the aviation authority of another specifies the FAA’s authority to issue delegated to me by the Administrator, country, and is approved for operation rules on aviation safety. Subtitle I, the FAA proposes to amend 14 CFR part in the United States. Pursuant to our section 106, describes the authority of 39 as follows: bilateral agreement with the State of the FAA Administrator. ‘‘Subtitle VII: Design Authority, we have been notified Aviation Programs,’’ describes in more PART 39—AIRWORTHINESS of the unsafe condition described in the detail the scope of the Agency’s DIRECTIVES MCAI and service information authority. referenced above. We are proposing this We are issuing this rulemaking under 1. The authority citation for part 39 AD because we evaluated all pertinent the authority described in ‘‘Subtitle VII, continues to read as follows: information and determined an unsafe Part A, Subpart III, Section 44701: Authority: 49 U.S.C. 106(g), 40113, 44701. condition exists and is likely to exist or General requirements.’’ Under that develop on other products of the same section, Congress charges the FAA with § 39.13 [Amended] type design. promoting safe flight of civil aircraft in 2. The FAA amends § 39.13 by air commerce by prescribing regulations Differences Between This AD and the removing Amendment 39–14644 (71 FR for practices, methods, and procedures MCAI or Service Information 34801, June 16, 2006) and adding the the Administrator finds necessary for following new AD: We have reviewed the MCAI and safety in air commerce. This regulation related service information and, in is within the scope of that authority Short Brothers PLC: Docket No. FAA–2010– general, agree with their substance. But because it addresses an unsafe condition 0225; Directorate Identifier 2009–NM– we might have found it necessary to use that is likely to exist or develop on 203–AD. different words from those in the MCAI products identified in this rulemaking Comments Due Date to ensure the AD is clear for U.S. action. (a) We must receive comments by April 29, operators and is enforceable. In making 2010. these changes, we do not intend to differ Regulatory Findings substantively from the information We determined that this proposed AD Affected ADs provided in the MCAI and related would not have federalism implications (b) This AD supersedes AD 2006–12–18, service information. under Executive Order 13132. This Amendment 39–14644. We might also have proposed proposed AD would not have a Applicability different actions in this AD from those substantial direct effect on the States, on (c) This AD applies to all Short Brothers in the MCAI in order to follow FAA the relationship between the national PLC Model SD3–60 SHERPA, SD3–SHERPA, policies. Any such differences are Government and the States, or on the SD3–30, and SD3–60 airplanes, certificated highlighted in a Note within the distribution of power and in any category. proposed AD. responsibilities among the various Note 1: This AD requires revisions to levels of government. Costs of Compliance certain operator maintenance documents to For the reasons discussed above, I include new inspections. Compliance with Based on the service information, we certify this proposed regulation: these inspections is required by 14 CFR estimate that this proposed AD would 1. Is not a ‘‘significant regulatory 91.403(c). For airplanes that have been affect about 54 products of U.S. registry. action’’ under Executive Order 12866; previously modified, altered, or repaired in The actions that are required by AD 2. Is not a ‘‘significant rule’’ under the the areas addressed by these inspections, the 2006–12–18 and retained in this DOT Regulatory Policies and Procedures operator may not be able to accomplish the proposed AD take about 41 work-hours (44 FR 11034, February 26, 1979); and inspections described in the revisions. In this per product, at an average labor rate of 3. Will not have a significant situation, to comply with 14 CFR 91.403(c), $85 per work hour. Required parts cost economic impact, positive or negative, the operator must request approval for an about $10 per product. Based on these on a substantial number of small entities alternative method of compliance according to paragraph (l) of this AD. The request figures, the estimated cost of the under the criteria of the Regulatory should include a description of changes to currently required actions is $3,495 per Flexibility Act. the required inspections that will ensure the product. We prepared a regulatory evaluation continued damage tolerance of the affected We estimate that it would take about of the estimated costs to comply with structure. The FAA has provided guidance 1 work-hour per product to comply with this proposed AD and placed it in the for this determination in Advisory Circular the new basic requirements of this AD docket. (AC) 25–1529.

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Subject global scale the TC [type certificate] holders the compliance times specified, unless the (d) Air Transport Association (ATA) of committed themselves to the EASA actions have already been done. America Code 28: Fuel. published compliance dates (see EASA policy statement). The EASA policy Restatement of Requirements of AD 2006– Reason statement has been revised in March 2006: 12–18, With Revised Service Information (e) The mandatory continuing the date of 31–12–2005 for the unsafe related Revision of Airplane Flight Manual (AFM) airworthiness information (MCAI) states: actions has now been set at 01–07–2006. With Additional AFM References in Table 1 Subsequent to accidents involving Fuel Fuel Airworthiness Limitations are items of This AD Tank System explosions in flight * * * and arising from a systems safety analysis that on ground, the FAA published Special have been shown to have failure mode(s) (g) Within 30 days after July 21, 2006 (the Federal Aviation Regulation 88 (SFAR88) in associated with an ‘unsafe condition’ as effective date of AD 2006–12–18), revise the June 2001. SFAR 88 required a safety review defined in FAA’s memo 2003–112–15 ‘SFAR Limitations and Normal Procedures sections of the aircraft Fuel Tank System to determine 88—Mandatory Action Decision Criteria’. of the AFMs as specified in Table 1 of this that the design meets the requirements of These are identified in Failure Conditions for AD to include the information in the FAR [Federal Aviation Regulation] § 25.901 which an unacceptable probability of ignition applicable Shorts advance amendment and § 25.981(a) and (b). risk could exist if specific tasks and/or bulletins as specified in Table 1 of this AD. A similar regulation has been practices are not performed in accordance The advance amendment bulletins address with the manufacturers’ requirements. recommended by the JAA [Joint Aviation operation during icing conditions and fuel Authorities] to the European National This EASA Airworthiness Directive system failures. Thereafter, operate the Aviation Authorities in JAA letter 04/00/02/ mandates the Fuel System Airworthiness 07/03–L024 of 3 February 2003. The review Limitations, comprising maintenance/ airplane according to the limitations and was requested to be mandated by NAA’s inspection tasks and Critical Design Control procedures in the applicable advance [National Airworthiness Authorities] using Configuration Limitations (CDCCL) for the amendment bulletin. JAR [Joint Aviation Requirement] § 25.901(c), type of aircraft, that resulted from the design Note 2: The requirements of paragraph (g) § 25.1309. reviews and the JAA recommendation and of this AD may be done by inserting a copy In August 2005 EASA [European Aviation EASA policy statement mentioned above. of the applicable advance amendment Safety Agency] published a policy statement Revision History: PAD [proposed bulletin into the AFM. When the applicable on the process for developing instructions for airworthiness directive] 06–018R1 has been advance amendment bulletin has been maintenance and inspection of Fuel Tank issued to endorse comments received for included in general revisions of the AFM, the System ignition source prevention (EASA D PAD 06–018 and due to the change of the 2005/CPRO, www.easa.eu.int/home/ EASA policy statement on fuel tank safety on general revisions may be inserted into the cert_policy_statements_en.html) that also March 2006. AFM and the advance amendment bulletin included the EASA expectations with regard may be removed, provided the relevant to compliance times of the corrective actions Compliance information in the general revision is on the unsafe and the not unsafe part of the (f) You are responsible for having the identical to that in the advance amendment harmonised design review results. On a actions required by this AD performed within bulletin.

TABLE 1—AFM REVISIONS

Airplane model— Shorts advance amendment bulletin— AFM—

SD3–30 airplanes ...... 1/2004, dated July 13, 2004 ...... SBH.3.2, SBH.3.3, SBH.3.6, SBH.3.7, SBH.3.8, and SB.3.9. SD3–60 airplanes ...... 1/2004, dated July 13, 2004 ...... SB.4.3, SB.4.6, and SB.4.8. SD3–60 SHERPA airplanes ...... 1/2004, dated July 13, 2004 ...... SB.5.2 or 6.2. SD3–SHERPA airplanes ...... 1/2004, dated July 13, 2004 ...... SB.6.2 or 5.2.

Revision of Airworthiness Limitation (AWL) (TR) specified in Table 2 of this AD into the Note 3: The requirements of paragraph (h) Section AWL section of the AMMs for the airplane of this AD may be done by inserting a copy models specified in Table 2 of this AD, of the applicable TR into the applicable (h) Within 180 days after July 21, 2006: except as required by paragraph (j) of this AMM. When the TR has been included in Revise the AWL section of the Instructions AD. Thereafter, except as provided by general revisions of the AMM, the general for Continued Airworthiness by paragraph (l)(1) of this AD, no alternative revisions may be inserted in the AMM and incorporating airplane maintenance manual structural inspection intervals may be the TR may be removed, provided the (AMM) Sections 5–20–01 and 5–20–02 as approved for the longitudinal skin joints in relevant information in the general revision introduced by the Shorts temporary revisions the fuselage pressure shell. is identical to that in the TR.

TABLE 2—AMM TEMPORARY REVISIONS

Airplane model— Temporary revision— Dated— AMM—

SD3–30 airplanes ...... TR330–AMM–13 ...... June 21, 2004 ...... SD3–30 AMM. SD3–30 airplanes ...... TR330–AMM–14 ...... June 21, 2004 ...... SD3–30 AMM. SD3–60 airplanes ...... TR360–AMM–33 ...... July 27, 2004 ...... SD3–60 AMM. SD3–60 airplanes ...... TR360–AMM–34 ...... July 27, 2004 ...... SD3–60 AMM. SD3–60 SHERPA airplanes ...... TRSD360S–AMM–14 ...... July 29, 2004 ...... SD3–60 SHERPA AMM. SD3–60 SHERPA airplanes ...... TRSD360S–AMM–15 ...... July 29, 2004 ...... SD3–60 SHERPA AMM. SD3–SHERPA airplanes ...... TRSD3S–AMM–15 ...... July 28, 2004 ...... SD3 SHERPA AMM. SD3–SHERPA airplanes ...... TRSD3S–AMM–16 ...... July 28, 2004 ...... SD3 SHERPA AMM.

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Resistance Check, Inspection, and Jumper installation, or assembly to detect obvious Instructions for Continued Airworthiness by Installation damage, failure, or irregularity. This level of incorporating aircraft maintenance manual (i) Within 180 days after July 21, 2006: inspection is made from within touching (AMM) Sections 5–20–01 and 5–20–02 as Perform the insulation resistance check, distance unless otherwise specified. A mirror introduced by the Bombardier temporary general visual inspections, and bonding may be necessary to ensure visual access to revisions (TRs) specified in Table 3 of this jumper wire installations; in accordance with all surfaces in the inspection area. This level AD into the AWL section of the AMMs for of inspection is made under normally Shorts Service Bulletin SD330–28–37, the airplane models specified in Table 3 of available lighting conditions such as SD360–28–23, SD360 SHERPA–28–3, or SD3 this AD. Doing this revision terminates the SHERPA–28–2; all dated June 2004; as daylight, hangar lighting, flashlight, or applicable. If any defect or damage is droplight and may require removal or requirement to incorporate Shorts TRs discovered during any inspection or check opening of access panels or doors. Stands, TR360–AMM–33, dated July 27, 2004; and required by this AD, before further flight, ladders, or platforms may be required to gain TR360–AMM–34, dated July 27, 2004; repair the defect or damage using a method proximity to the area being checked.’’ specified in paragraph (h) of this AD. After approved by the Manager, International doing this revision, TR360–AMM–33, dated Branch, ANM–116, Transport Airplane New Requirements of This AD July 27, 2004; and TR360–AMM–34, dated Directorate, FAA; the Civil Aviation Actions and Compliance July 27, 2004; required by paragraph (h) of Authority (CAA) (or its delegated agent); or this AD may be removed. EASA (or its delegated agent). Revision of AWL Section: New Limitations Note 4: For the purposes of this AD, a and CDCCLs general visual inspection is: ‘‘A visual (j) Within 90 days after the effective date examination of an interior or exterior area, of this AD: Revise the AWL section of the

TABLE 3—AMM TEMPORARY REVISIONS

Model— Bombardier temporary revision— Dated— To this AMM—

SD3–60 airplanes ...... TR360–AMM–55 ...... November 11, 2005 ...... Bombardier SD3–60 AMM, 360/MM. SD3–60 airplanes ...... TR360–AMM–56 ...... November 11, 2005 ...... Bombardier SD3–60 AMM, 360/MM.

Note 5: The requirements of paragraph (j) using the procedures found in 14 CFR 39.19. Issued in Renton, Washington, on March 4, of this AD may be done by inserting a copy Send information to ATTN: Todd Thompson, 2010. of the applicable TR into the applicable Aerospace Engineer, International Branch, Suzanne Masterson, AMM. When the TR has been included in ANM–116, Transport Airplane Directorate, Acting Manager, Transport Airplane general revisions of the AMM, the general FAA, 1601 Lind Avenue, SW., Renton, Directorate, Aircraft Certification Service. revisions may be inserted in the AMM and the TR may be removed, provided the Washington 98057–3356; telephone (425) [FR Doc. 2010–5516 Filed 3–12–10; 8:45 am] relevant information in the general revision 227–1175; fax (425) 227–1149. Before using BILLING CODE 4910–13–P is identical to that in the TR. any approved AMOC on any airplane to (k) After accomplishing the actions which the AMOC applies, notify your specified in paragraph (j) of this AD, no principal maintenance inspector (PMI) or DEPARTMENT OF TRANSPORTATION alternative inspections, inspection intervals, principal avionics inspector (PAI), as or CDCCLs may be used unless the appropriate, or lacking a principal inspector, Federal Aviation Administration inspections, intervals, or CDCCLs are your local Flight Standards District Office. approved as an alternative method of The AMOC approval letter must specifically 14 CFR Part 39 compliance (AMOC), in accordance with the reference this AD. procedures specified in paragraph (l) of this [Docket No. FAA–2010–0222; Directorate (2) Airworthy Product: For any requirement AD. Identifier 2008–NM–012–AD] in this AD to obtain corrective actions from Explanation of CDCCL Requirements a manufacturer or other source, use these RIN 2120–AA64 actions if they are FAA-approved. Corrective Note 6: Notwithstanding any other Airworthiness Directives; BAE maintenance or operational requirements, actions are considered FAA-approved if they components that have been identified as are approved by the State of Design Authority SYSTEMS (Operations) Limited Model airworthy or installed on the affected (or their delegated agent). You are required 146–RJ and BAe 146 Airplanes airplanes before the revision of the AMM, as to assure the product is airworthy before it AGENCY: Federal Aviation required by paragraph (h) or (j) of this AD, is returned to service. Administration (FAA), DOT. do not need to be reworked in accordance (3) Reporting Requirements: For any ACTION: Notice of proposed rulemaking with the CDCCLs. However, once the AMM reporting requirement in this AD, under the has been revised, future maintenance actions (NPRM). on these components must be done in provisions of the Paperwork Reduction Act accordance with the CDCCLs. (44 U.S.C. 3501 et seq.), the Office of SUMMARY: We propose to adopt a new Management and Budget (OMB) has airworthiness directive (AD) for the FAA AD Differences approved the information collection products listed above. This proposed Note 7: This AD differs from the MCAI requirements and has assigned OMB Control AD results from mandatory continuing and/or service information as follows: No Number 2120–0056. airworthiness information (MCAI) differences. Related Information originated by an aviation authority of another country to identify and correct Other FAA AD Provisions (m) Refer to MCAI EASA Airworthiness an unsafe condition on an aviation Directive 2006–0198, dated July 11, 2006; (l) The following provisions also apply to product. The MCAI describes the unsafe Shorts Service Bulletins SD330–28–37, this AD: condition as: (1) Alternative Methods of Compliance SD360–28–23, SD360 SHERPA–28–3, and (AMOCs): The Manager, International SD3 SHERPA–28–2, all dated June 2004; and A potential fleet wide problem has been Branch, ANM–116, Transport Airplane the service information listed in Tables 1, 2, identified regarding the interchanging of Directorate, FAA, has the authority to and 3 of this AD; for related information. wing links on all BAe 146 & AVRO 146–RJ approve AMOCs for this AD, if requested aircraft during scheduled maintenance. Some

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