Federal Register / Vol. 60, No. 2 / Wednesday, January 4, 1995 / Rules and Regulations 335

effect of the changed configuration on the

unsafe condition addressed by this AD. In no

case does the presence of any modification,

alteration, or repair remove any airplane from

the applicability of this AD. –

Compliance: Required as indicated, unless

accomplished previously. –

To prevent structural failure, accomplish

the following: –

(a) Except as provided for by paragraph (b)

of this AD, prior to reaching the

incorporation thresholds listed in Part II of

Fokker Report Number SE–278, ‘‘F27 Aging

Aircraft Project—Final Document,’’ Issue 3,

dated February 1, 1993 (hereinafter referred

to as the ‘‘Fokker Report’’), accomplish the

structural modifications listed in Part II of

the Fokker Report.

Note 2: Compliance in accordance with

Fokker Service Bulletin F27/57–68, Revision

1, dated May 17, 1993, constitutes

compliance with Fokker Service Bulletin

F27/57–68, dated July 17, 1992, which is

referenced in the Fokker Report.–

Note 3: The modifications required by this

paragraph do not terminate the inspection

requirements of any other AD unless that AD

specifies that any such modification

constitutes terminating action for that

inspection requirement.

(b) For airplanes that have accumulated

30,000 total landings or more as of the

threshold specified in Fokker Service

Bulletin F27/57–68, Revision 1, dated May

17, 1993, referenced in the Fokker Report:

The incorporation threshold for

accomplishing the structural modification

may be extended to January 1, 1996, if an xray inspection of the stringers at stations

11260, 12660, and 13460 is performed in

accordance with Part 2 of Fokker Service

Bulletin F27/57–68, Revision 1, dated May

17, 1993, at the time specified in either

paragraph (b)(1) or (b)(2) of this AD, as

applicable. If cracking is detected, prior to

further flight, repair in accordance with

paragraph 1.D.(1)(c) of the service bulletin.–

(1) For airplanes on which the inspections

of the top skin of stringers 4 through 7 are

currently being performed in accordance

with Part 2 of Fokker Service Bulletin F27/

57–68, Revision 1, dated May 17, 1993:

Within 4,000 landings from the immediately

preceding inspection.–

(2) For airplanes on which the inspections

of the top skin of stringers 4 through 7 are

not currently being performed in accordance

with Part 2 of Fokker Service Bulletin F27/

57–68, Revision 1, dated May 17, 1993:

Within 2 months after the effective date of

this AD, –

(c) An alternative method of compliance or

adjustment of the compliance time that

provides an acceptable level of safety may be

used if approved by the Manager,

Standardization Branch, ANM–113, FAA,

Transport Airplane Directorate. Operators

shall submit their requests through an

appropriate FAA Principal Maintenance

Inspector, who may add comments and then

send it to the Manager, Standardization

Branch, ANM–113.

Note 4: Information concerning the

existence of approved alternative methods of

compliance with this AD, if any, may be

obtained from the Standardization Branch,

ANM–113.

(d) Special flight permits may be issued in

accordance with sections 21.197 and 21.199

of the Federal Aviation Regulations (14 CFR

21.197 and 21.199) to operate the airplane to

a location where the requirements of this AD

can be accomplished. –

(e) The structural modifications shall be

done in accordance with Fokker Report

Number SE–278, ‘‘F27 Aging Aircraft

Project—Final Document,’’ Issue 3, dated

February 1, 1993, which contains the

following list of effective pages:–

Page number–

Revision

level shown

on page–

Date shown on page

1–3, II.3 ............................................................................................................................................................ 3 February 1, 1993.

4–7, I.2–I.14 ..................................................................................................................................................... 2 February 1, 1993.

I.1, I.15, I.16, II.1, II.2, II.4, III.1, III.2 .............................................................................................................. 1 May 3, 1991.

APPENDIX A

APP. A–1 ......................................................................................................................................................... 2 February 1, 1993.

APPENDIX B

1–13 ................................................................................................................................................................. 2 February 1, 1993.

APPENDIX C

1 ....................................................................................................................................................................... Original September 27, 1990.

2–5– ................................................................................................................................................................. (These

pages are

not dated)

APPENDIX D

1–5– ................................................................................................................................................................. Original February 1, 1993.

APPENDIX E

‘‘Structural Maintenance Program Guidelines. . .’’ ........................................................................................ May 22, 1991.–

‘‘Structural Maintenance Program Task. . .’’ ................................................................................................. May 22, 1991.

Table of Contents ............................................................................................................................................ May 22, 1991.

1–17 ................................................................................................................................................................. Original May 22, 1991.

This incorporation by reference was

approved by the Director of the Federal

Register in accordance with 5 U.S.C. 552(a)

and 1 CFR part 51. Copies may be obtained

from Fokker Aircraft USA, Inc., 1199 North

Fairfax Street, Alexandria, Virginia 22314.

Copies may be inspected at the FAA,

Transport Airplane Directorate, 1601 Lind

Avenue, SW., Renton, Washington; or at the

Office of the Federal Register, 800 North

Capitol Street, NW., suite 700, Washington,

DC.–

(f) This amendment becomes effective on

February 3, 1995.

Issued in Renton, Washington, on

December 19, 1994.

Darrell M. Pederson,

Acting Manager, Transport Airplane

Directorate, Aircraft Certification Service.

[FR Doc. 95–51 Filed 1–3–95; 8:45 am]

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