Collective protection is any equipment, device, mechanism, apparatus or installation, “capable of validly ensuring the protection of employees [assigned to the position and those around them], against one or more occupational hazards and thus limit the consequences thereof”
Parapetti - Delta Plus
Sistemi di protezione collettiva contro le cadute
Two different types of horizontal lifelines: rail & cable
The rail lifeline has the same components, except that the cable is replaced by a rigid rail.