Acoustics - Recommended practice for the design of low-noise machinery and equipment - Part 2: Introduction to the physics of low-noise design— 50 стр.
Railway applications. Track. Safety protection on the track during work. Common solutions and technologies. Technical requirements for Track Warning Systems (TWS)— 34 стр.
Safety of machinery. Human body measurements. Principles for determining the dimensions required for openings for whole body access into machinery— 20 стр.
BS EN 14033-4. Railway applications. Track. Railbound construction and maintenance machines. Part 4. Technical requirements for running, travelling and working on urban rail— 22 стр.