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ONORM EN ISO 11690-3:1999
Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 3: Sound propagation and noise prediction in workrooms (ISO/TR 11690-3:1997) (Austrian Standard)
Deals with sound propagation together with the prediction of sound pressure levels at the workplace. Contains recommendations concerning the use of noise prediction as an aid for noise control.
Austrian Standards Institute [on]