Rule 18 Mar 2025 compliance, regulation, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness directives, boeing

✈️New Airworthiness Directive for Boeing 737-800

The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 737-800 series airplanes. This AD was prompted by a determination that the compliance time for the initial ultrasonic inspection required by AD 2019-11-06 is insufficient for certain airplanes. This AD requires reducing the compliance time for the ultrasonic inspection of the skin under the drag link assembly. The FAA is issuing this AD to address the unsafe condition on these products.

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Rule 18 Mar 2025 compliance, regulation, aviation, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness

✈️New Airworthiness Directive for Airbus A350 Airplanes

The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A350-941 and A350-1041 airplanes. This AD was prompted by a report indicating that the thrust reverser and pylon thermal blankets were found damaged due to air leaking from the pre-cooler exchanger (PCE). This AD requires repetitively testing the PCE for air leaks and reporting the results, and, depending on findings, inspecting the thermal blankets for damage and replacing the PCE, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.

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Proposed Rule 18 Mar 2025 aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness directives, airbus, safety regulations, aviation compliance

✈️FAA Proposes Airworthiness Directive for Airbus A350-941 and -1041

The FAA proposes to supersede Airworthiness Directive (AD) 2020-03-14, which applies to all Airbus SAS Model A350-941 and -1041 airplanes. AD 2020-03-14 requires an inspection of affected crew oxygen cylinder assemblies for any discrepancy and replacement of discrepant crew oxygen cylinder assemblies with serviceable parts, and allows installation of affected parts under certain conditions. Since the FAA issued AD 2020-03-14, the supplier introduced an improved oxygen cylinder assembly, that will ensure the correct function of the system. This proposed AD would continue to require the actions in AD 2020-03-14 and would require replacement of all affected parts with redesigned parts and would also prohibit the installation of affected parts, as specified in a European Union Aviation Safety Agency (EASA) AD, which is proposed for incorporation by reference (IBR). The FAA is proposing this AD to address the unsafe condition on these products.

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Proposed Rule 17 Mar 2025 regulation, aviation, administrative practice and procedure, reporting and recordkeeping requirements, telecommunications, fcc, communications, radio, communications common carriers, uncrewed-aerial-systems, advanced-air-mobility

✈️FCC Proposes New Regulations for Advanced Air Mobility and UAS

In this document, the Federal Communications Commission (FCC or Commission) proposes and seeks comment on changes to the rules that govern the operations of three distinct bands of spectrum, modernizing rules to facilitate opportunities for Advanced Air Mobility (AAM) and Uncrewed Aerial Systems (UAS). First, the Notice of Proposed Rulemaking (NPRM) proposes and seeks comment on opening up the 450 MHz band to aeronautical command and control operations; allowing for a single, nationwide license in the band; and adopting flexible licensing, operating, and technical rules that will facilitate robust use of the band at a range of altitudes while minimizing interference to neighboring operations. It also proposes expanding radiolocation operations in the 24.45-24.65 GHz band for uncrewed aircraft system detection operations. Finally, the NPRM proposes to modernize the Commission's legacy power rules for Commercial Aviation Air-Ground Systems in the 849-851 and 894-896 MHz band, which is used for in-flight connectivity.

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Rule 17 Mar 2025 compliance, regulation, aviation, safety, aircraft, aviation safety, incorporation by reference, air transportation, rolls-royce

✈️New Airworthiness Directive for Rolls-Royce Engine Modifications

The FAA is superseding Airworthiness Directive (AD) 2019-05- 02, which applied to certain Rolls-Royce Deutschland Ltd & Co KG (RRD) (type certificate previously held by Rolls-Royce plc) Model RB211-Trent 970-84 and RB211-Trent 972-84 engines. AD 2019-05-02 required repetitive inspections of the drains mast for any crack and replacement or repair of the drains mast if necessary. Since the FAA issued AD 2019-05-02, the manufacturer has developed a modification (improved drains mast and drains support bracket), which the FAA has determined mitigates the unsafe condition. This AD was prompted by cracks found in the transition duct area of the drains mast. This AD requires modification with improved drains mast and drains support bracket. The FAA is issuing this AD to address the unsafe condition on these products.

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Proposed Rule 14 Mar 2025 regulatory compliance, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness directive, boeing, operational safety

✈️Proposed Airworthiness Directive for Boeing 787 Airplanes

The FAA proposes to adopt a new airworthiness directive (AD) for certain The Boeing Company Model 787-8, 787-9, and 787-10 airplanes. This proposed AD was prompted by reports of multiple nonconformances, including excessive gaps and pull-up, found during the assembly and installation of the forward pressure bulkhead. This proposed AD would require an internal and external detailed inspection (DET) of the forward pressure bulkhead (FPB) for any damage and performing applicable on-condition actions. The FAA is proposing this AD to address the unsafe condition on these products.

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Notice 14 Mar 2025 aviation, faa, land development, airport, kansas, commercial business

🏢FAA Notice on Airport Property Release for Commercial Development

The FAA proposes to rule and invites public comment on the release and sale of eleven parcels of land at the Liberal Mid-America Regional Airport (LBL), Liberal, Kansas.

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Rule 13 Mar 2025 compliance, regulation, aviation, safety, aircraft, aviation safety, incorporation by reference, air transportation, maintenance, airworthiness, general electric

✈️New Airworthiness Directive for GE Engines Affects Compliance and Costs

The FAA is adopting a new airworthiness directive (AD) for all General Electric Company (GE) Model CT7-2E1 engines. This AD was prompted by a revised analysis using an updated stress model, which calculated that the actual life limit of the CT7-2E1 stage 2 turbine aft cooling plate is less than the current life limit. This AD requires revision of the airworthiness limitations section (ALS) of the existing CT7-2E1 engine maintenance manual (EMM) and the operator's existing approved maintenance program or inspection program, as applicable, to incorporate a reduced life limit for this part. The FAA is issuing this AD to address the unsafe condition on these products.

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Proposed Rule 13 Mar 2025 regulatory compliance, aviation, safety, aircraft, aviation safety, incorporation by reference, federal aviation administration, air transportation, airworthiness directives, airbus

✈️Proposed Airworthiness Directive for Airbus A350 Planes Impacting Compliance Costs

The FAA proposes to supersede Airworthiness Directive (AD) 2022-27-01, which applies to certain Airbus SAS Model A350-941 and - 1041 airplanes. AD 2022-27-01 requires replacing affected fasteners and applying additional head nut cap protection at the front and rear spars in the center wing box (CWB). Since the FAA issued AD 2022-27-01, the FAA determined that additional Airbus SAS Model A350 manufacturer serial numbers (MSNs) are affected by the same potential unsafe condition. This proposed AD would continue to require the actions in AD 2022-27-01 and would expand the applicability to include the additional Airbus SAS Model A350 MSNs, as specified in a European Union Aviation Safety Agency (EASA) AD, which is proposed for incorporation by reference (IBR). The FAA is proposing this AD to address the unsafe condition on these products.

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Proposed Rule 13 Mar 2025 regulations, aviation, safety, aircraft, aviation safety, incorporation by reference, air transportation, aircraft maintenance, helicopter engines

✈️Proposed AD for Safran Helicopter Engines Raises Compliance Costs

The FAA proposes to adopt a new airworthiness directive (AD) for all Safran Helicopter Engines, S.A. (Safran) Model ARRIUS 2F and ARRIUS 2R engines. This proposed AD was prompted by a manufacturer investigation that revealed certain high-pressure (HP) turbine blades may contain non-compliant porosity rates due to a change in the manufacturing process. This proposed AD would require replacement of affected HP turbine blades, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is proposing this AD to address the unsafe condition on these products.

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