Earth-moving machinery -- Laboratory tests and performance requirements for protective structures of excavators -- Part 2: Roll-over protective structures (ROPS) for excavators of over 6 t— 40 стр.
Railway applications. Track. Safety protection on the track during work. Common solutions and technologies. Technical requirements for Track Warning Systems (TWS)— 34 стр.
Acoustics. Determination of sound power levels and sound energy levels of noise sources using sound pressure. Engineering methods for an essentially free field over a reflecting plane— 88 стр.
Acoustics. Noise emitted by machinery and equipment. Measurement of emission sound pressure levels at a work station and at other specified positions. Engineering method in an essentially free field over a reflecting plane— 24 стр.