{"airworthiness_class":"Standard","airworthiness_date":"2026-04-02","airworthiness_ops":"Transport","category":"conventional","cert_issue_date":"2026-04-30","city":"HOWELL","country_code":"US","county_code":"093","cruise_speed_mph":112,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"30129","engine_horsepower":1400,"engine_maker":"GE","engine_model":"CT58-140-2","engine_thrust_lb":0,"expiration_date":"2033-04-30","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"helicopters","kit_mfr":"","kit_model":"","last_action_date":"2026-04-30","maker":"Sikorsky","maker_country":null,"maker_raw":"SIKORSKY","maker_segment":null,"mfr_mdl_code":"8142104","mode_s_code":"51353571","mode_s_hex":"A5D779","model":"S-61N","n_number":"N476AW","name":"CONSTRUCTION HELICOPTERS LLC","ntsb_checked":true,"ntsb_records":[],"num_engines":2,"other_names":"","plain_english":"N476AW is a Sikorsky S-61N, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 1971. It has 28 seats. It is registered to Construction Helicopters LLC, an LLC in Howell, Michigan. The registration is valid: it was issued on April 30, 2026 and expires on April 30, 2033. It holds a standard airworthiness certificate for transport, dated April 2, 2026.","records_check":[{"finding":"Valid registration to Construction Helicopters LLC, an LLC, certificate issued April 30, 2026, expires April 30, 2033. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"The airworthiness certificate on file is dated April 2, 2026, 55 years after the 1971 manufacture year. A re-issued certificate commonly follows export and re-import, a rebuild, or a return to the register after cancellation. The cause is documented in the FAA aircraft records file, which the full report obtains.","item":"Airworthiness certificate date","source":1,"status":"ATTENTION"},{"finding":"No earlier tail number is recorded against serial 61476 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N476AW was previously assigned to 1 other aircraft: Rockwell OV-10D (serial 155501, cancelled March 24, 2009). Histories keyed to the tail number alone can mix aircraft up; this check keys on the serial number.","item":"Tail number reuse","source":2,"status":"ATTENTION"},{"finding":"No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file.","item":"Recent registry documents","source":3,"status":"NOTE"},{"finding":"No NTSB investigation records located under N476AW. CLEAR means the query ran and returned nothing, not that nothing ever happened.","item":"Accident and incident record","source":4,"status":"CLEAR"},{"finding":"These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.","item":"Title chain, liens and 337 forms","source":null,"status":"PENDING"},{"finding":"AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.","item":"Airworthiness directives and utilization","source":null,"status":"PENDING"}],"records_check_sources":[{"n":1,"name":"FAA Releasable Aircraft Database, master file","url":"https://registry.faa.gov/"},{"n":2,"name":"FAA deregistered aircraft file (part of the same download)","url":"https://registry.faa.gov/"},{"n":3,"name":"FAA document index: registry documents received in recent weeks","url":"https://registry.faa.gov/"},{"n":4,"name":"NTSB aviation accident database (CAROL)","url":"https://data.ntsb.gov/carol-main-public/basic-search"}],"region":"Great Lakes","region_code":"C","registrant_type":"LLC","registrant_type_code":"7","seats":28,"serial_number":"61476","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"3679 BOWEN RD","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Turboshaft","type_engine_code":"3","unique_id":"01077843","url":"https://eflight.com/aircraft/N476AW","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1971,"zip":"488557755"}