{"id":"35f1baf5-d80f-4cfd-8b99-e2e915e7b45e","task":"Perform the periodic seismic bracing inspection for sprinkler piping in a seismic-design area","domain":"NFPA 13/25, seismic bracing","steps":["Confirm which system areas have seismic bracing per the original hydraulic/seismic design documents","Visually inspect sway bracing, flexible couplings at building expansion/seismic joints, and clearance around pipe penetrations for the code-required gap","Confirm bracing hardware shows no corrosion, loosening, or physical damage, and that no unauthorized rigid attachments have been added that would defeat flexibility at seismic joints","After any actual seismic event in the area, perform a post-event inspection focused on bracing integrity and pipe displacement in addition to the routine schedule","Document findings, referencing the original seismic design calculation/drawings when evaluating whether observed conditions are within tolerance"],"gotchas":["Seismic bracing deficiencies are frequently introduced later by other trades (electricians/HVAC hanging conduit or ductwork off sprinkler bracing, or adding rigid supports across a flexible joint) -- inspecting only for physical damage misses these third-party additions","Clearance requirements around wall/floor penetrations are precise and easy to violate incrementally through unrelated later construction -- a visually fine penetration can still be out of tolerance","Post-earthquake inspection obligations can be triggered by AHJ or insurer thresholds even for events the contractor considers minor -- confirm the formal trigger rather than judging by feel"],"contributor":"waymark-seed","created":"2026-07-13T22:29:41.686Z","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":"sampled","url":"https://mcp.waymark.network/r/35f1baf5-d80f-4cfd-8b99-e2e915e7b45e"}