Safety Procedures & Regulatory Compliance Flashcards
7 cards from real Airframe Mechanic Certification practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Safety Procedures & Regulatory Compliance flashcards as text
What is the minimum color specification for safety wire used on aircraft engine hardware?
Answer: Monel or stainless steel wire of the diameter specified in the applicable maintenance manual
Safety wire must be made of Monel or stainless steel of the diameter specified in the applicable maintenance manual or standard practice for the application.
Under OSHA regulations applicable to aircraft maintenance facilities, what is the permissible exposure limit (PEL) for a substance that would require a mechanic to wear a respirator?
Answer: Concentrations exceeding the PEL established in 29 CFR 1910.1000
OSHA's permissible exposure limits in 29 CFR 1910.1000 establish the maximum allowable concentrations of airborne contaminants, and respiratory protection is required when those limits are exceeded.
A repair station certificate under 14 CFR Part 145 requires which of the following to be maintained at all times?
Answer: Housing, equipment, and personnel appropriate for the ratings held
A Part 145 repair station must continuously maintain appropriate housing, equipment, materials, and qualified personnel necessary for the ratings shown on its certificate.
When performing a ground run-up to check engine performance after maintenance, what minimum safety precaution is required for personnel near the aircraft?
Answer: A fire guard must be posted and personnel must stay clear of prop and exhaust danger zones
During engine ground run-up, a fire guard must be posted and all personnel must remain clear of propeller arc, exhaust, and intake danger zones.
Which regulation requires aircraft operators to comply with Airworthiness Directives?
Answer: 14 CFR 39.7
14 CFR 39.7 states that no person may operate a product to which an Airworthiness Directive applies except in accordance with the requirements of that AD.
What is the significance of a 'stop-drill' applied to a crack in an aircraft aluminum structure?
Answer: It temporarily arrests crack propagation by eliminating the stress concentration at the crack tip
A stop-drill temporarily arrests crack propagation by drilling a small hole at the tip of the crack, which eliminates the sharp stress concentration that drives continued cracking.
When an aircraft component is found to be un-airworthy during an inspection, what is the correct disposition per 14 CFR Part 43?
Answer: The component must be tagged unserviceable and either repaired, altered, or scrapped in accordance with approved data
Unairworthy components must be tagged unserviceable and then either repaired using approved data, altered, or removed from service and scrapped.