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Federal Register / Vol. 86, No. 119 / Thursday, June 24, 2021 / Rules and Regulations Bombardier Service Bulletin 700
27083, Revision 1, dated December 7, 2020.
Bombardier Service Bulletin 700
275012, Revision 1, dated December 7, 2020.
Bombardier Service Bulletin 700
275503, Revision 1, dated December 7, 2020.
Bombardier Service Bulletin 700
276012, Revision 1, dated December 7, 2020.

Bombardier Service Bulletin 700
276503, Revision 1, dated December 7, 2020.
This service information describes procedures for repetitive general visual inspections of the leftand right-hand elevator torque tube bearings for any sand, dust, or corrosion; repetitive functional tests of the elevator control system; and corrective actions including replacement of the elevator torque tube bearings if necessary. These documents
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are distinct since they apply to different airplane models and serial numbers.
This service information is reasonably available because the interested parties have access to it through their normal course of business or by the means identified in the ADDRESSES section.
Costs of Compliance The FAA estimates that this AD
affects 392 airplanes of U.S. registry.
The FAA estimates the following costs to comply with this AD:

ESTIMATED COSTS FOR REQUIRED ACTIONS
Labor cost
Parts cost
Cost per product
22 work-hours $85 per hour = $1,870

Up to $4 for four cotter pins

Up to $1,874

Cost on U.S.
operators Up to $734,608.

Table does not include estimated costs for reporting.
Parts cost include replacement parts where necessary.

The FAA estimates that it would take about 1 work-hour per product to comply with the reporting requirement in this AD. The average labor rate is $85
per hour. Based on these figures, the
FAA estimates the cost of reporting the inspection results on U.S. operators to be $33,320, or $85 per product.
The FAA estimates the following costs to do any necessary on-condition
action that would be required based on the results of any required actions. The FAA has no way of determining the number of aircraft that might need this on-condition action:

ESTIMATED COSTS OF ON-CONDITION ACTIONS
Labor cost
Parts cost
5 work-hours $85 per hour = $425

$271 for four bearings

khammond on DSKJM1Z7X2PROD with RULES

According to the manufacturer, some or all of the costs of this AD may be covered under warranty, thereby reducing the cost impact on affected operators. The FAA does not control warranty coverage for affected operators.
As a result, the FAA has included all known costs in the cost estimate.
Paperwork Reduction Act A federal agency may not conduct or sponsor, and a person is not required to respond to, nor shall a person be subject to penalty for failure to comply with a collection of information subject to the requirements of the Paperwork Reduction Act unless that collection of information displays a current valid OMB control number. The control number for the collection of information required by this AD is 21200056. The paperwork cost associated with this AD
has been detailed in the Costs of Compliance section of this document and includes time for reviewing instructions, as well as completing and reviewing the collection of information.
Therefore, all reporting associated with this AD is mandatory. Comments concerning the accuracy of this burden and suggestions for reducing the burden should be directed to Information
VerDate Sep<11>2014

16:01 Jun 23, 2021

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Collection Clearance Officer, Federal Aviation Administration, 10101
Hillwood Parkway, Fort Worth, TX
761771524.
Authority for This Rulemaking Title 49 of the United States Code specifies the FAAs authority to issue rules on aviation safety. Subtitle I, section 106, describes the authority of the FAA Administrator. Subtitle VII:
Aviation Programs, describes in more detail the scope of the Agencys authority.
The FAA is issuing this rulemaking under the authority described in Subtitle VII, Part A, Subpart III, Section 44701: General requirements. Under that section, Congress charges the FAA
with promoting safe flight of civil aircraft in air commerce by prescribing regulations for practices, methods, and procedures the Administrator finds necessary for safety in air commerce.
This regulation is within the scope of that authority because it addresses an unsafe condition that is likely to exist or develop on products identified in this rulemaking action.

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Cost per product $696

Regulatory Findings This AD will not have federalism implications under Executive Order 13132. This AD 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.
For the reasons discussed above, I
certify that this AD:
1 Is not a significant regulatory action under Executive Order 12866, 2 Will not affect intrastate aviation in Alaska, and 3 Will not have a significant economic impact, positive or negative, on a substantial number of small entities under the criteria of the Regulatory Flexibility Act.
List of Subjects in 14 CFR Part 39
Air transportation, Aircraft, Aviation safety, Incorporation by reference, Safety.
Adoption of the Amendment Accordingly, under the authority delegated to me by the Administrator, the FAA amends 14 CFR part 39 as follows:

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