Ultra Early Entry Concrete Sawing
Table 1 - SPECIFIED EXPOSURE CONTROL METHODS WHEN WORKING WITH MATERIALS CONTAINING CRYSTALLINE SILICA
| Required Respiratory Protection and Minimum Assigned Protection Factor (AFP) | |||
|---|---|---|---|
| Equipment/Task | Engineering and Work Practice Control Methods | ≤ 4 hours/shift | > 4 hours/shift |
| Ultra Early Entry Concrete Sawing | Use saw equipped with integrated water delivery system that continuously feeds water to the blade. | ||
| When used outdoors | None | None | |
| When used indoors or in an enclosed area | APF 10 | APF 10 | |