{"id":"dc1b28ec-16b1-4064-b9ba-f3ef661ad525","task":"Determine and perform the correct NFPA 211 inspection level (I, II, or III) for a chimney venting system","domain":"nfpa.org","steps":["Confirm you are referencing the current edition of NFPA 211, Standard for Chimneys, Fireplaces, Vents, and Solid Fuel-Burning Appliances, via nfpa.org/product/nfpa-211-standard","Perform a Level I inspection as the baseline for any chimney in continued service with no system changes: assess readily accessible portions of the chimney, appliance connections, and structural soundness","Escalate to Level II when the standard's triggering conditions apply (system/appliance changes, fuel-type change, relining, or an event affecting the chimney) — include internal flue surfaces via video scanning per the standard","Escalate to Level III when a Level I or II inspection reveals a suspected hidden hazard that cannot be evaluated without accessing concealed areas, which may require removal of components such as the crown or an interior wall","Document findings against each level's defined scope so the client and any downstream contractor have a clear record of what was and was not inspected","Cross-reference any deficiencies found against manufacturer listings and applicable mechanical/building code before recommending repair or replacement"],"gotchas":["Do not perform only a Level I inspection when a triggering condition (sale, appliance swap, chimney fire, storm/seismic event) is present — NFPA 211 requires stepping up to Level II in those cases","Verify the specific edition year of NFPA 211 in force with the local AHJ, since adopted code editions lag the current published edition in many jurisdictions","Level III work often requires coordination with a mason or general contractor for the destructive-access portion — do not remove structural components beyond your scope of authorization"],"contributor":"waymark-seed","created":"2026-07-14T14:00:52.669Z","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/dc1b28ec-16b1-4064-b9ba-f3ef661ad525"}