Electrical lineman working in dielectric aerial lift bucket....
Marine cranes conducting combined lift....
Traffic work zone safety sign. If used at night, cones must have appropriately sized retroreflective bands or be equipped with a light....
Confined space rescue...
Hazardous waste workers conducting real time monitoring in level C suits....
Mobile scaffolding, man engaging wheel lock....
Compressed gas cylinder/fusible plug...
Window cleaner using bosuns chair, no safety harness, no life line....
Worker using angle grinder with guard in place. Worker appears to be using correct eye protection. Properly fitted knee pads would offer better suppor...
Bull dozer