energy absorbers / energy absorber / reach equipment / metal fatigue / chemical damage / rubber mats / anchor systems / basic travel-restraint system / energy-absorbing component / fall-arrest systems / structural steel / travel restraint / web material / police services / frayed web material / rescue plan equipment / travel-restraint systems / protection equipment / fall protection equipment / travel-restraint system / chemical exposure / fall-restricting systems / chemicals / Site management / protection systems / equipment / /