The scope of this SAE Recommended Practice covers specialized internal combustion engine powered equipment used in support of aircraft operations. The equipment may be self-propelled, truck mounted, trailer mounted, skid mounted or stationary. It does not include construction equipment or equipment designed primarily for operation on highways or within factories or building areas.NOTE: Equivalent methodology is provided in (CEN) EN 1915-4, Aircraft ground support equipment - General requirements - Part 4: Noise measurement methods and reduction, to be used for measurements conforming to the EU Machinery Directive ARP1801A has been reaffirmed to comply with the SAE five-year review policy.

Air transport engineering, Aerospace transport, Aircraft ground servicing, Airports, Aircraft components, Sound intensity, Machine noise, Noise (environmental), Environment (working), Working conditions (physical), Noise control (acoustic), Occupational safety, Acoustic measurement, Acoustic engineering