- (1) Time-weighted average (TWA) PEL. The employer must ensure that no employee is exposed to an airborne concentration of beryllium in excess of 0.2 µg/m3 calculated as an 8-hour TWA.
- (2) Short-term exposure limit (STEL). The employer must ensure that no employee is exposed to an airborne concentration of beryllium in excess of 2.0 µg/m3 as determined over a sampling period of 15 minutes.
Statutory/Other Authority
ORS 654.025(2) & 656.726(4).
Statutes/Other Implemented
ORS 654.001 – 654.295
History
OSHA 3-2017, f. 7-7-17, cert. ef. 3-12-18