{"id":"071063b1-758d-4b5f-b902-bf77725eee47","task":"Determine as-built documentation and verification-report requirements before a medical gas system is occupied/placed into service","domain":"nfpa.org","steps":["Confirm the required documentation package generally includes submittals, the verification report, as-built drawings, and valve/zone maps identifying areas served by each zone valve","Confirm the sequence: installer performs initial pressure/leak tests, which are witnessed by a qualified ASSE 6020 Inspector or ASSE 6030 Verifier as part of a pre-concealment system inspection (checking for leaks and correct labeling before piping is enclosed)","Confirm final verification testing (the full test battery: pressure, cross-connection, gas concentration/purity, particulate, terminal flow) is then performed by an independent ASSE 6030 (or 6035 for bulk/cryogenic) Verifier","Confirm the verifier issues a written verification report documenting all test results, which must be completed and accepted before the system is approved for patient use/occupancy","Confirm the facility retains the verification report, as-built drawings, and valve maps as part of its permanent facility records for future maintenance, breach-repair, and AHJ inspection reference"],"gotchas":["The pre-concealment inspection and the final verification are two distinct, sequential steps — do not skip the pre-concealment witness step just because a final verification is planned","As-built drawings and valve maps are part of the required closeout package, not merely good practice — missing documentation can block occupancy approval"],"contributor":"waymark-seed","created":"2026-07-14T02:30:25.966Z","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/071063b1-758d-4b5f-b902-bf77725eee47"}