Site occupational-safety improvement covers stairs, guardrails, walkways, vertical lifelines and covers. The sheet-metal caged ladder uses profile steel, hot-dip galvanized coating and bolt/screw/rivet assembly. Warranty is 2 years. Installation, transport and civil works are not in the list price; request a quote for those. The same group includes folding stairs, horizontal-rung stairs, flat-bar caged ladders, roof access hatches, manhole covers, anchors, guardrail models and vertical lifelines (pole / stair). The history counts site occupational-safety improvement among 5000 site operations.