The purpose of this chapter is to:
These goals are accomplished by:
Reference: | Table 1 will help you determine the hearing loss prevention requirements for your workplace. For the specific requirements associated with noise evaluation criteria, see WAC 296-817-30010 of this chapter. |
Use Table 1 to help you determine the hearing loss prevention requirements for your workplace:
Table 1
Noise Evaluation Criteria
Criteria | Description | Requirements |
85 dBA TWA8 | Full-day employee noise exposure dose. If you have one or more employees whose exposure equals or exceeds this level, you must have a hearing loss prevention program. | Hearing protection Training Audiometric testing |
90 dBA TWA8 | Full-day employee noise exposure dose. If you have one or more employees whose exposure equals or exceeds this level, you must reduce employee noise exposures in the workplace. | Noise controls Hearing protection Training Audiometric testing |
115 dBA measured using slow response | Extreme noise level (greater than one second in duration). | Hearing protection Signs posted in work areas warning of exposure |
140 dBC measured using fast response | Extreme impulse or impact noise (less than one second in duration). | Hearing protection |
Wash. Admin. Code § 296-817-100
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. 03-11-060, § 296-817-100, filed 5/19/03, effective 8/1/03.