Federal Register/Vol. 70, No. 123/Tuesday, June 28, 2005/Rules and Regulations
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37022 Federal Register / Vol. 70, No. 123 / Tuesday, June 28, 2005 / Rules and Regulations Authority: 49 U.S.C. 106(g), 40113, 44701. (2) If any corrosion is outside the limits BT3 9DZ, Northern Ireland. To inspect copies specified in the Accomplishment of this service information, go to the FAA, § 39.13 [Amended] Instructions of Short Brothers Service Transport Airplane Directorate, 1601 Lind I 2. Section 39.13 is amended by adding Bulletin SD360–53–45, dated December Avenue, SW., Renton, Washington; or to the the following new airworthiness 2003, before further flight, replace the National Archives and Records Administration (NARA). For information on directive: corroded fitting with a new fitting, in accordance with the Accomplishment the availability of this material at the NARA, 2005–13–31 Short Brothers PLC: Instructions of the service bulletin. call (202) 741–6030, or go to http:// Amendment 39–14168. Docket 2003– (c) If no corrosion is found during the www.archives.gov/federal_register/code_of_ NM–127–AD. inspection required by paragraph (a) or if the federal_regulations/ibr_locations.html. Applicability: All Model SD3–60 airplanes, fitting was replaced with a new fitting in Effective Date certificated in any category. accordance with Short Brothers Service Compliance: Required as indicated, unless Bulletin SD360–53–45, dated December (h) This amendment becomes effective on accomplished previously. 2003, do the actions in paragraphs (c)(1) and August 2, 2005. To detect and correct corrosion in the area (c)(2) of this AD. Issued in Renton, Washington, on June 14, of the main spar web fittings of the vertical (1) Within 24 months after the initial 2005. stabilizer, which could result in reduced inspection required by paragraph (a) of this Kevin M. Mullin, structural integrity of the vertical stabilizer, AD or within 24 months after replacement of Acting Manager, Transport Airplane accomplish the following: the fitting with a new one, whichever occurs later, do a borescope (intrascope) detailed Directorate, Aircraft Certification Service. Inspection and Previous Actions inspection for corrosion, in accordance with [FR Doc. 05–12508 Filed 6–27–05; 8:45 am] (a) Except as provided by paragraphs (a)(1) Part A of the Accomplishment Instructions of BILLING CODE 4910–13–P and (a)(2) of this AD, within 4,800 flight Short Brothers Service Bulletin SD360–53– hours or 90 days after the effective date of 45, dated December 2003. Repeat this this AD, whichever occurs first, do a inspection thereafter at intervals not to DEPARTMENT OF TRANSPORTATION borescope inspection to detect corrosion of exceed 24 months. Do corrective actions in the shear attachment fittings of the vertical accordance with paragraph (b) of this AD. Federal Aviation Administration stabilizer, in accordance with the (2) Thereafter, except as provided in Accomplishment Instructions of Short paragraph (f) of this AD, no alternative 14 CFR Part 39 Brothers Service Bulletin SD360–53–45, borescope inspections may be approved. [Docket No. FAA–2004–18716; Directorate dated December 2003. Previous Repetitive Inspections (1) If an airplane (the shear attachment Identifier 2003–NM–240–AD; Amendment fitting) has been inspected in accordance (d) Borescope (intrascope) detailed 39–14156; AD 2005–13–19] with the Accomplishment Instructions of inspections done before the effective date of RIN 2120–AA64 Short Brothers Service Bulletin SD360–53– this AD in accordance with Bombardier Temporary Revisions (TR) TR360–MPSUPP– 44, Revision 1, dated January 24, 2003, before Airworthiness Directives; BAE the effective date of this AD, and was found 04 and TR360–MPSUPP–03, both dated to have no corrosion on the fittings, then the August 20, 2003, are acceptable for Systems (Operations) Limited Model initial inspection specified in paragraph (a) compliance with the requirements of BAe 146 and Avro 146–RJ Series of this AD is not required. paragraph (c)(1) of this AD. Airplanes (2) If the shear attachment fitting has been Disposition of Repairs for Corroded/ AGENCY: Federal Aviation inspected in accordance with the Oversized Holes Accomplishment Instructions of Short Administration (FAA), Department of Brothers Service Bulletin SD360–53–44, (e) Where Short Brothers Service Bulletin Transportation (DOT). Revision 1, dated January 24, 2003, and was SD360–53–45, dated December 2003, says to ACTION: Final rule. found to have corrosion, but the corroded contact the manufacturer for action on any fitting is not yet replaced, then a review of corroded or oversized hole found during the SUMMARY: The FAA is adopting a new the inspection results is required to inspection required by paragraph (a) or (c) of airworthiness directive (AD) for all BAE determine if the corrosion was within the this AD, before further flight, repair in Systems (Operations) Limited Model acceptable limits specified in Short Brothers accordance with a method approved by BAe 146 and Avro 146–RJ series either the Manager, International Branch, Service Bulletin SD360–53–45, dated airplanes. This AD requires repetitive December 2003. ANM–116, FAA, Transport Airplane Directorate; or the Civil Aviation Authority external eddy current inspections of the Corrective Actions and Repetitive (or its delegated agent). forward fuselage skin to detect cracking Inspections due to fatigue, and repair if necessary. Alternative Methods of Compliance (b) If any corrosion is found during the This AD is prompted by evidence of inspection required by paragraph (a) of this (f) In accordance with 14 CFR 39.19, the cracking due to fatigue along the edges AD, do the applicable actions required by Manager, International Branch, ANM–116, is of the chemi-etched pockets in certain paragraph (b)(1) or (b)(2) of this AD. authorized to approve alternative methods of front fuselage canopy skin panels. We compliance for this AD. (1) If any corrosion is within the limits are issuing this AD to detect and correct specified in the Accomplishment Note 1: The subject of this AD is addressed this cracking, which could result in in British airworthiness directive G–2004– Instructions of Short Brothers Service reduced structural integrity of the Bulletin SD360–53–45, dated December 0005, effective March 16, 2004. 2003, do the actions required by paragraphs airplane fuselage. (b)(1)(i) and (b)(1)(ii) of this AD. Incorporation by Reference DATES: This AD becomes effective (i) Repeat the inspection required by the (g) You must use Short Brothers Service August 2, 2005. service bulletin at intervals not to exceed 6 Bulletin SD360–53–45, dated December The incorporation by reference of a months. 2003, to perform the actions that are required certain publication listed in the AD is (ii) Within 18 months after the initial by this AD, unless the AD specifies approved by the Director of the Federal inspection required by paragraph (a) of this otherwise. The Director of the Federal Register as of August 2, 2005. AD, replace all corroded shear attachment Register approves the incorporation by ADDRESSES: fittings in accordance with the reference of this document in accordance For service information Accomplishment Instructions of the service with 5 U.S.C. 552(a) and 1 CFR part 51. To identified in this AD, contact British bulletin. Accomplishing the replacement get copies of the service information, contact Aerospace Regional Aircraft American ends the repetitive inspections required by Short Brothers, Airworthiness & Engineering Support, 13850 Mclearen Road, paragraph (b)(1)(i) of this AD. Quality, P.O. Box 241, Airport Road, Belfast Herndon, Virginia 20171. VerDate jul<14>2003 15:51 Jun 27, 2005 Jkt 205001 PO 00000 Frm 00014 Fmt 4700 Sfmt 4700 E:\FR\FM\28JNR1.SGM 28JNR1 Federal Register / Vol. 70, No. 123 / Tuesday, June 28, 2005 / Rules and Regulations 37023 Docket: The AD docket contains the proposed AD refers to BAE Systems normal maintenance schedules. The proposed AD, comments, and any final (Operations) Limited Inspection Service commenter provides no justification for disposition. You can examine the AD Bulletin ISB.53–167, including the requested change other than for the docket on the Internet at http:// Appendices 2 and 3, all dated June 27, convenience of its maintenance dms.dot.gov, or in person at the Docket 2003, as the applicable source of service program. Management Facility office between 9 information for the actions specified in We do not concur. In developing a a.m. and 5 p.m., Monday through that paragraph. repetitive interval for this AD, we Friday, except Federal holidays. The We concur. We have reviewed BAE considered the manufacturer’s Docket Management Facility office Systems (Operations) Limited recommendation and the action taken (telephone (800) 647–5227) is located on Inspection Service Bulletin ISB.53–167, by the CAA, as well as the degree of the plaza level of the Nassif Building at including Appendix 2, Revision 1. The urgency associated with the subject the U.S. Department of Transportation, instructions in Revision 1 are essentially unsafe condition. In light of these 400 Seventh Street, SW., room PL–401, the same as those in the original issue factors, we find that a 4,000-flight-cycle Washington, DC. This docket number is of the service bulletin, including repetitive interval represents an FAA–2004–18716; the directorate Appendices 2 and 3. Accordingly, we appropriate interval of time for Model identifier for this docket is 2003–NM– have revised this AD to refer to BAE Avro 146-RJ series airplanes to operate 240–AD. Systems (Operations) Limited between inspections without FOR FURTHER INFORMATION CONTACT: Inspection Service Bulletin ISB.53–167, compromising safety. We note that this Todd Thompson, Aerospace Engineer; including Appendix 2, Revision 1, as is consistent with the repetitive interval International Branch, ANM–116, FAA, the applicable source of service specified in the referenced service Transport Airplane Directorate, 1601 information for the actions required by bulletin. However, under the provisions Lind Avenue, SW., Renton, Washington paragraph (f) of this AD.