top view welder wearing safety helmet fall arrest harness using fall prevention system fall arrester retractable energy device

absorber absorbing abstract access action active activity arrest arrester attached background brake clipping close closeup concept connected construction design device energy engineering equipment fall fixed hand harness height helmet industrial industry inspection isolated lanyard lifeline lifting maintenance male metal multiple nature object occupation prevention professional protection red repair retractable safety security shock sling system tone top training two using view wearing welder welding