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Docket ID: [Docket No. 2000-NM-312-AD; Amendment 39-11928; AD 2000-20-03 R1]
RIN ID: RIN 2120-AA64
SUBJECT CATEGORY: Airworthiness Directives; Bombardier Model CL-600-2B19 Series Airplanes
The incorporation by reference of certain publications listed in the regulations was approved previously by the Director of the Federal Register as of October 2, 2000 (65 FR 57944, September 27, 2000).
Comments for inclusion in the Rules Docket must be received on or before October 23, 2000.
DOCUMENT SUMMARY: This amendment revises an existing airworthiness directive
(AD), applicable to certain Bombardier Model CL6002B19 series
airplanes, that currently requires installation of shields for the
aileron quadrants in the wheel bay of the main landing gear (MLG). This
amendment revises the compliance time for the requirements of that AD.
The actions specified in this AD are intended to prevent accumulation of
[[Page 61084]]
water, ice, or slush on the aileron quadrants and control cable pulleys
in the wheel bay of the MLG, which could freeze and result in reduced
controllability of the airplane.
SUMMARY: Bombardier,
Since the issuance of that AD, the FAA has determined that an incorrect compliance time for the installation of the shields was inadvertently specified in AD 20002003. Instead of ``within 30 days after the effective date of this AD,'' the compliance time should read ``within 45 days after the effective date of this AD.''
This airplane model is manufactured in Canada and is type certificated for operation in the United States under the provisions of section 21.29 of the Federal Aviation Regulations (14 CFR 21.29) and the applicable bilateral airworthiness agreement. Pursuant to this bilateral airworthiness agreement, Transport Canada Civil Aviation (TCAA) has kept the FAA informed of the situation described above. The FAA has examined the findings of the TCAA, reviewed all available information, and determined that AD action is necessary for products of this type design that are certificated for operation in the United States.
Since an unsafe condition has been identified that is likely to exist or develop on other airplanes of the same type design registered in the United States, this AD revises AD 20002003 to require installation of shields for the aileron quadrants in the wheel bay of the MLG within 45 days after October 2, 2000 (the effective date of AD 20002003).
Since a situation still exists that requires the immediate adoption of this regulation, it is found that notice and opportunity for prior public comment hereon are impracticable, and that good cause still exists for making this amendment effective in less than 30 days. Comments Invited
Although this action is in the form of a final rule that involves
requirements affecting flight safety and, thus, was not preceded by
notice and an opportunity for public comment, comments are invited on
this rule. Interested persons are invited to comment on this rule by
submitting such written data, views, or arguments as they may desire.
Communications shall identify the Rules Docket number and be submitted
in triplicate to the address specified under the caption ADDRESSES. All
communications received on or before the closing date for comments will
be considered, and this rule may be amended in light of the comments
received. Factual information that supports the commenter's ideas and
suggestions is extremely helpful in evaluating the effectiveness of the
AD action and determining whether additional rulemaking action would be needed.
Submit comments using the following format:
Comments are specifically invited on the overall regulatory, economic, environmental, and energy aspects of the rule that might suggest a need to modify the rule. All comments submitted will be available, both before and after the closing date for comments, in the Rules Docket for examination by interested persons. A report that summarizes each FAApublic contact concerned with the substance of this AD will be filed in the Rules Docket.
Commenters wishing the FAA to acknowledge receipt of their comments submitted in response to this rule must submit a selfaddressed, stamped postcard on which the following statement is made: ``Comments to Docket Number 2000NM312AD.'' The postcard will be date stamped and returned to the commenter.
The regulations adopted herein 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. Therefore, it is determined that this final rule does not have federalism implications under Executive Order 13132.
The FAA has determined that this regulation is an emergency
regulation that must be issued immediately to correct an unsafe
condition in aircraft, and that it is not a ``significant regulatory
action'' under Executive Order 12866. It has been determined [[Page 61085]]
further that this action involves an emergency regulation under DOT
Regulatory Policies and Procedures (44 FR 11034, February 26, 1979). If
it is determined that this emergency regulation otherwise would be
significant under DOT Regulatory Policies and Procedures, a final
regulatory evaluation will be prepared and placed in the Rules Docket.
A copy of it, if filed, may be obtained from the Rules Docket at the location provided under the caption ADDRESSES.
Air transportation, Aircraft, Aviation safety, Incorporation by reference, Safety.
Accordingly, pursuant to the authority delegated to me by the Administrator, the Federal Aviation Administration amends part 39 of the Federal Aviation Regulations (14 CFR part 39) as follows: PART 39AIRWORTHINESS DIRECTIVES
1. The authority citation for part 39 continues to read as follows:
Authority: 49 U.S.C. 106(g), 40113, 44701.
2. Section 39.13 is amended by removing amendment 3911914 (65 FR
57944, September 27, 2000), and by adding a new airworthiness directive (AD), amendment 3911928, to read as follows:
20002003 R1 Bombardier, Inc. (Formerly Canadair): Amendment 39
11928. Docket 2000NM312AD. Revises AD 20002003, Amendment 39 11914.
Applicability: Model CL6002B19 series airplanes, serial numbers 7003 through 7323 inclusive, certificated in any category.
Note 1: This AD applies to each airplane identified in the
preceding applicability provision, regardless of whether it has been modified, altered, or repaired in the area subject to the
requirements of this AD. For airplanes that have been modified,
altered, or repaired so that the performance of the requirements of
this AD is affected, the owner/operator must request approval for an
alternative method of compliance in accordance with paragraph (b) of
this AD. The request should include an assessment of the effect of
the modification, alteration, or repair on the unsafe condition
addressed by this AD; and, if the unsafe condition has not been
eliminated, the request should include specific proposed actions to address it.
Compliance: Required as indicated, unless accomplished previously.
To prevent reduced controllability of the airplane due to an
accumulation of water, ice, and slush on the aileron quadrants and
control cable pulleys in the wheel bay of the main landing gear (MLG); accomplish the following:
Installation
(a) Within 45 days after October 2, 2000 (the effective date of
AD 20002003), install splash shields in the wheel bay of the MLG
in accordance with Bombardier Service Bulletin 601R27104, dated October 15, 1999.
Alternative Methods of Compliance
(b) 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, New York Aircraft Certification
Office (ACO), FAA. Operators shall submit their requests through an
appropriate FAA Principal Maintenance Inspector, who may add comments and then send it to the Manager, New York ACO.
Note 2: Information concerning the existence of approved
alternative methods of compliance with this AD, if any, may be obtained from the New York ACO.
Special Flight Permits
(c) 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.
Incorporation by Reference
(d) The installation shall be done in accordance with Bombardier Service Bulletin 601R27104, dated October 15, 1999. This
incorporation by reference was approved previously by the Director
of the Federal Register as of October 2, 2000 (65 FR 57944,
September 27, 2000). Copies may be obtained from Bombardier Inc.,
Canadair, Aerospace Group, P.O. Box 6087, Station Centreville,
Montreal, Quebec H3C 3G9, Canada. Copies may be inspected at the
FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton,
Washington; or at the FAA, New York Aircraft Certification Office,
10 Fifth Street, Third Floor, Valley Stream, New York 11581; or at
the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC.
Note 3: The subject of this AD is addressed in Canadian airworthiness directive CF200028, dated August 28, 2000.
Effective Date
(e) This amendment becomes effective on October 2, 2000.
Issued in Renton, Washington, on October 4, 2000. Donald L. Riggin,
Acting Manager, Transport Airplane Directorate, Aircraft Certification Service.
[FR Doc. 0026092 Filed 101300; 8:45 am]
BILLING CODE 491013P
FOR FURTHER INFORMATION CONTACT Daniel Parrillo, Aerospace Engineer, Airframe and Propulsion Branch, ANE172, FAA, New York Aircraft Certification Office, 10 Fifth Street, Third Floor, Valley Stream, New York 11581; telephone (516) 2567505; fax (516) 5682716.
14 CFR Part 39 40 CFR Part 52 14 CFR Part 71 33 CFR Part 165 50 CFR Part 679 26 CFR Part 1 40 CFR Part 180 47 CFR Part 73 50 CFR Part 17 33 CFR Part 117 44 CFR Part 67 50 CFR Part 648 14 CFR Part 97 33 CFR Part 100 40 CFR Part 63 50 CFR Part 622 26 CFR Part 301 39 CFR Part 111 40 CFR Part 300 50 CFR Part 660 44 CFR Part 65 40 CFR Parts 52 and 81 40 CFR Part 271 47 CFR Part 64 50 CFR Part 665 47 CFR Part 76 50 CFR Part 229 14 CFR Part 23 14 CFR Part 25 21 CFR Part 522