-Control of the operational staff on the grounds that there has been an average noise level at any time (TWA) does not exceed the stipulated in the Ministry. A subject standards for Administration and management, occupational health and safety in the work environment on heat, light and sound, volume 2549 (2006) like that average 8 hours does not exceed 90 dB (ACE) is a and the บัญัติ of safety, occupational health and the working environment, 2554 (2011)
การแปล กรุณารอสักครู่..