Federal Aviation Administration September 10, 2020 – Federal Register Recent Federal Regulation Documents
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Adoption of Environmental Assessment for Long Range Discrimination Radar Performance Testing, Clear Air Force Station, Alaska, and Finding of No Significant Impact and Record of Decision for Temporary Flight Restrictions.
This notice announces the availability of the FAA's Adoption of Missile Defense Agency Environmental Assessment for Long Range Discrimination Radar (LRDR) Performance Testing, Clear Air Force Station (CAFS), Alaska, and Finding of No Significant Impact and Record of Decision for Temporary Flight Restrictions in the Vicinity of CAFS for LRDR Performance Testing. This document sets forth: (1) The FAA's adoption of the Missile Defense Agency's (MDA) Environmental Assessment for Long Range Discrimination Radar (LRDR) Performance Testing, Clear Air Force Station (CAFS), Alaska; (2) the FAA's finding that no significant environmental effects would result from two proposed temporary flight restrictions (TFRs) the FAA would issue to protect aviation from high-intensity radiated fields generated during the LRDR performance testing; and (3) the FAA's decision to approve the TFRs.
Airworthiness Directives; Leonardo S.p.a. Helicopters
The FAA is adopting a new airworthiness directive (AD) for Leonardo S.p.a. (Leonardo) Model AB139 and AW139 helicopters. This AD requires removing certain main gearbox (MGB) input modules from service. This AD was prompted by the discovery that a batch of duplex bearings, which are installed on the MGB input modules, are defective. The actions of this AD are intended to address an unsafe condition on these products.
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