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The requirements and the tremendous effort involved in this maintenance check make it by far the most expensive, with total costs for a single D check in the million-dollar range. [12] Because of the nature and the cost of a D check, most airlines — especially those with a large fleet — have to plan D checks for their aircraft years in advance.
Additionally, Part 135 operators have lower TSA screening requirements for passengers. [23] Part 135 operators may not sell individual seats on charter flights. Applicants for a Part 135 certificate must have exclusive use of at least one aircraft. [24] Part 141 is a more structured method for pilot training, based on FAA syllabus and other ...
Acceptable Methods, Techniques, and Practices - Aircraft Inspection and Repair: AC 70-1: Outdoor Laser Operations: AC 91-57B Exception for Limited Recreational Operations of Unmanned Aircraft (relevant to Regulation of UAVs in the United States) AC 107-2: Small Unmanned Aircraft Systems (sUAS) (contains 14 CFR part 107 guidance). 49 U.S.C. § 44809
In aviation, instrument flight rules (IFR) is one of two sets of regulations governing all aspects of civil aviation aircraft operations; the other is visual flight rules (VFR). The U.S. Federal Aviation Administration 's (FAA) Instrument Flying Handbook defines IFR as: "Rules and regulations established by the FAA to govern flight under ...
An Airbus A321 from Iberia having its CFM56 changed. Aircraft maintenance is the performance of tasks required to ensure the continuing airworthiness of an aircraft or aircraft part, including overhaul, inspection, replacement, defect rectification, and the embodiment of modifications, compliance with airworthiness directives and repair.
In 1965 CAR 1.55 became Federal Aviation Regulation section 21.303. [12] The 1965 regulatory change also imposed specific obligations on the PMA holder related to the Fabrication Inspection System. [13] Amendment 21-38 of Part 21 was published May 26, 1972. [14] This was the next rule change to affect PMAs.
The USA Federal Aviation Regulations, Part 21, §21.183(d) has a procedural definition of airworthy: "other aircraft An applicant for a standard airworthiness certificate for aircraft not covered by paragraphs (a) through (c) (a:"New aircraft manufactured under a production certificate." b:"New aircraft manufactured under type certificate only."
Findings from these early studies indicated that many such accidents could have been avoided if a GPWS had been used. As a result of these studies and recommendations from the U.S. National Transportation Safety Board (), in 1974 the FAA required all 14 CFR 121 (Part 121) certificate holders (that is, those operating large turbine-powered airplanes) and some 14 CFR 135 (Part 135) certificate ...