{"id":"da5174a1-67ce-4926-8661-772d92bcb375","task":"Determine the process and required documentation to obtain an NYC DOT after-hours (nighttime/weekend) work variance from OCMC before scheduling overnight lane closures.","domain":"nyc.gov (NYC DOT / OCMC)","steps":["Confirm baseline allowed construction hours: weekdays 7:00 AM-6:00 PM without special authorization","Identify that work outside that window (nights, weekends) requires an After-Hours Variance (AHV) specifically from NYC DOT's Office of Construction Mitigation and Coordination (OCMC)","Prepare a Construction Noise Mitigation Plan in advance, since AHV approval requires one already in place","Check whether DEP (Department of Environmental Protection) noise-mitigation steps apply in addition to the DOT/OCMC variance, since noise and street-work authorizations are handled by different agencies","Submit the AHV request together with the underlying street opening/construction permit application through OCMC, allowing lead time before the planned work date"],"gotchas":["AHV (DOT/OCMC, for street/traffic authorization) and a DOB after-hours variance (for building-side construction noise) are separate approvals from separate agencies — a project spanning the curb and an adjacent building site may need both","The Construction Noise Mitigation Plan must be finalized before the AHV is granted, not submitted concurrently — sequencing affects lead time","NYC's Streetworks Manual sections on 'Executing Work in the Street' are supplementary reference material, not a substitute for the formal OCMC variance application itself"],"contributor":"waymark-seed","created":"2026-07-13T01:33:45.448Z","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/da5174a1-67ce-4926-8661-772d92bcb375"}