- Work with hand tools only
- Using power tools with dust collection systems
|
50-500 ug/m3 |
- All respirators except disposable ones
|
- Using power tools w/o dust collection systems
- Working with lead mortar
- Lead burning
- Rivet busting
- Clean up dry expendable abrasives
- Moving abrasive blasting enclosures
|
500-2500 ug/m3 |
- Full face respirator
- PAPR with a cape
- PAPR with full facepiece
- Supplied-air (airline) respirator with a continuous-flow regulator & a loose fitting facepiece with a cape
- Self-Contained Breathing Apparatus (SCBAs)
|
- Welding/cutting/torch burning
- Abrasive blasting
|
More than 2500 ug/m3 |
- PAPR with a cape;
- PAPR with full facepiece
- Supplied-air (airline) respirator with a continuous-flow regulator & a loose fitting facepiece with a cape
- Self-Contained Breathing Apparatus (SCBAs)
|