Document XO1xzOn52ydjprOjM3wQqZyLd

INDUSTRIAL HYGIENE GUIDE DOCUMENTATION NOISE INDUSTRIAL HYGIENE GUIDE: DATE APPROVED: 90 dBA Ceiling November 9, 1987 This Dow IHG requires use of hearing protectors at or above 90 dBA and is to be used in addition to local government requirements at all Dow sites (see below). Government Regulations: Australia (Health Regulations 1978) 80 dBA (8-hr TWA day) with 3 dB exchange rate Hearing Conservation Program 90 dBA (8-hr TWA) with 3 dB exchange rate Engineering Controls Brazil (NR 7 Hazardous Activities and Operations - Annex 1) 85 dBA (8-hr TWA day) with 5 dB exchange rate Permissible Exposure Level Canada (OSHA Standard - Proposed) 85 <*BA (8-hr TWA day) with 3 dB exchange rate Hearing Conservation Program 90 dBA (8-hr TWA) with 3 d.8 exchange rate Engineering Controls Europe (European Economic Community Council Directive on Noise Exposures - 86/188/EEC) 85 dBA (8-hr TWA day) with 3 dB exchange rate Hearing Conservation Program 90 dBA (8-hr TWA) with 3 dB exchange rate Engineering Controls New Zealand (Factory and Conmercial Premises Act - 1981) 85 dBA (8-hr TWA day) with 3 dB exchange rate Permissible Exposure Level United States (OSHA Standard 1910.95 - 1983) 85 dBA (8-TWA) with a 5 dB exchange rate Hearing Conservation Program 90 dBA (8-hr TWA) with a 5 dB exchange rate Engineering Controls POMM C4t4f NOTE: All information is unpublished data unless otherwise referenced and is RESTRICTED for use within The Dow Chemical Company only. r-O0N0FTaOoFrNn''f^ifi;'O