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Saw cutting concrete, no controls(water/vacuum). Use of engineering controls would reduce exposure levels. Saw being operated at an awkward angle....
Bad location for supplied air respirator compressor....
Saw cutting concrete with no controls (water/vacuum). Use of engineering controls would reduce worker exposure level....
Cleanup of debris using a HEPA vacuum. Cleanup would probably go better if worker was using a wide brushlike attachment on vacuum....
Rock crushing operation, operator using remote control panel to reduce worker exposure level to silica dust....
Rock crushing operation, operator would reduce exposure level by closing cab door. Rock crusher operator may need to increase water spray to reduce du...
Rock crushing operation. Water spray or a local exhaust system can reduce exposure levels....
Operating a robotic pneumatic hammer to remove concrete from a steel beam, while another worker sprays water to reduce silica dust levels. Everyon...
Four employees clearing rocks from the work site, three of them are using rock drills, one is operating a hydraulic rock splitter. All of them are usi...
Four workers clearing rocks from work site. Three workers using rock drills the other worker is using a hydraulic rock splitter. All of the workers ar...
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