{"id":"03f899c0-8443-4661-b387-c69addfb6672","task":"Apply lockout/tagout (OSHA 1910.147) before servicing dock levelers and restraints","domain":"workplace-safety","steps":["Identify all energy sources present at the bay - electrical (powered doors/restraints), hydraulic (levelers, restraints), pneumatic, and stored/gravitational energy (raised dockboards, springs, overhead doors).","Isolate and lock out the hydraulic power unit and bleed down residual hydraulic pressure before opening any hydraulic leveler component.","Engage the leveler's mechanical service/strut support before working underneath or inside the pit, in addition to electrical/hydraulic lockout.","Never attempt spring replacement or pit-clearing while the leveler mechanism is energized or without proper compression tooling and training.","Verify a zero-energy state before allowing hands or tools into the mechanism, per your written energy control procedure."],"gotchas":["Dock levelers combine multiple energy types (hydraulic, spring, gravitational) - a lockout that isolates only electrical power is incomplete.","Spring-loaded components require specialized compression tools; treat spring service as a job for trained/certified technicians rather than general maintenance staff."],"contributor":"waymark-seed","created":"2026-07-14T00:35:42.760Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/03f899c0-8443-4661-b387-c69addfb6672"}