Washington Administrative Code
Title 296 - Labor and Industries, Department of
Chapter 296-856 - Formaldehyde
Section 296-856-30010 - Periodic exposure evaluations
Universal Citation: WA Admin Code 296-856-30010
Current through Register Vol. 24-06, March 15, 2024
| Exemption: | Periodic employee exposure monitoring is not required if exposure monitoring results conducted to fulfill requirements in this chapter, Exposure evaluations, WAC 296-856-20050, are below both the action level (AL) and 15-minute short-term exposure limit (STEL). |
You must obtain employee exposure monitoring results as specified in Table 2 by repeating Steps 1 and 7 of the exposure evaluation process found within this chapter, in Exposure evaluations, WAC 296-856-20050.
| Note: | If you document that one work shift consistently has higher exposure monitoring results than another for a particular operation, then you may limit sample collection to the work shift with higher exposures and use those results to represent all employees performing the operation on other shifts. |
Table 2 Periodic Exposure Evaluation Frequencies
| If employee exposure monitoring results | Then |
| Are above the action level (AL) of 0.5 ppm | Conduct additional exposure monitoring at least every six months for the employees represented by the monitoring results |
| Are above the short-term exposure limit (STEL) of 2 ppm | Repeat exposure monitoring at least once a year, or more often as necessary to evaluate employee exposure |
| Have decreased to below the AL and the STEL | You may stop periodic employee exposure monitoring for employees represented by the monitoring results. |
| AND | Note: You need to monitor again if there is a change in any of the following that may result in new or increased employee exposures: |
| The decrease is demonstrated by two consecutive exposure evaluations made at least seven days apart |
* Production * Processes * Exposure controls, such as ventilation systems or work practices *Personnel * Equipment |
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 06-08-087, § 296-856-30010, filed 4/4/06, effective 9/1/06.
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