Saw cutting concrete, no controls(water/vacuum). Use of engineering controls would reduce exposure levels. Saw being operated at an awkward angle....
Inside lead containment/abrasive blasting area, one worker not wearing a respirator...
Saw cutting concrete with no controls (water/vacuum). Use of engineering controls would reduce worker exposure level....
Saw cutting with no controls (water/vacuum). Worker being monitored to determine exposure level....
Rock crushing operation, operator using remote control panel to reduce worker exposure level to silica dust....
Vacuum shrouded recyclable abrasive blaster....
Rock crushing operation, operator would reduce exposure level by closing cab door. Rock crusher operator may need to increase water spray to reduce du...
Bad location for supplied air respirator compressor....
Rock crushing operation. Water spray or a local exhaust system can reduce exposure levels....
Cleanup of debris using a HEPA vacuum. Cleanup would probably go better if worker was using a wide brushlike attachment on vacuum....