{"airworthiness_class":"Restricted","airworthiness_date":"1996-09-23","airworthiness_ops":"Agriculture and pest control; Other","category":"conventional","cert_issue_date":"1995-11-02","city":"OLYMPIA","country_code":"US","county_code":"067","cruise_speed_mph":null,"data_date":"2026-10-02","documents":[],"eng_mfr_mdl":"41551","engine_horsepower":1400,"engine_maker":"LYCOMING","engine_model":"T53-L-13","engine_thrust_lb":0,"expiration_date":"2028-10-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"helicopters","kit_mfr":"","kit_model":"","last_action_date":"2023-06-16","maker":"Bell","maker_country":null,"maker_raw":"BELL","maker_segment":null,"mfr_mdl_code":"1181407","mode_s_code":"50030105","mode_s_hex":"A03045","model":"UH-1H","n_number":"N111DR","name":"NORTHWEST HELICOPTERS I INC","ntsb_checked":true,"ntsb_records":[{"city":"Olympia","damage":"SUBS","date":"2018-05-25","highest_injury":"SERS","ntsb_no":"WPR18LA147","probable_cause":"A loss of tail rotor thrust due to the improper installation of the tail rotor assembly by maintenance personnel resulted in the pilot\u2019s inability to maintain control of the helicopter as he began transition into forward flight from a hover, which resulted in a hard landing. Contributing to the accident was the failure of company quality control personnel to identify the improper installation of the tail rotor assembly before certifying the helicopter for flight, and the pilot\u2019s inadequate preflight inspection.","registration":"N111DR","state":"WA","summary":"Accident on May 25, 2018 at Olympia, WA: serious injuries, substantial damage.","type":"ACC"},{"city":"FORT LUPTON","damage":"DEST","date":"1994-06-19","highest_injury":"SERS","ntsb_no":"FTW94LA202","probable_cause":"BLOCKAGE OF THE OIL SCAVENGE PUMP BY FOREIGN MATERIAL WHICH WAS INTRODUCED INTO THE ENGINE DURING MAINTENANCE. A FACTOR WAS THE LACK OF SUITABLE TERRAIN FOR THE FORCED LANDING.","registration":"N111DR","state":"CO","summary":"Accident on June 19, 1994 at Fort Lupton, CO: serious injuries, destroyed.","type":"ACC"}],"num_engines":1,"other_names":"","plain_english":"N111DR is a Bell UH-1H, a rotorcraft with turboshaft engines (a helicopter or multicopter), built in 1996. It has 15 seats. It is registered to Northwest Helicopters I INC, a corporation in Olympia, Washington. The registration is valid: it was issued on November 2, 1995 and expires on October 31, 2028. It holds a restricted airworthiness certificate for agriculture and pest control; other, dated September 23, 1996.","records_check":[{"finding":"Valid registration to Northwest Helicopters I INC, a corporation, certificate issued November 2, 1995, expires October 31, 2028. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"Restricted certificate for agriculture and pest control; other, dated September 23, 1996, consistent with the 1996 manufacture year.","item":"Airworthiness certificate","source":1,"status":"CLEAR"},{"finding":"No earlier tail number is recorded against serial 64-13699 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"N111DR was previously assigned to 2 other aircraft: Riley-Donald VARIEZE (serial 1481, cancelled January 22, 1997); Grumman G-159 (serial 66, cancelled July 17, 1973). 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":"2 NTSB records under N111DR: Accident on May 25, 2018 at Olympia, WA: serious injuries, substantial damage. Accident on June 19, 1994 at Fort Lupton, CO: serious injuries, destroyed. Details below.","item":"Accident and incident record","source":4,"status":"ATTENTION"},{"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":"Northwest Mountain","region_code":"S","registrant_type":"Corporation","registrant_type_code":"3","seats":15,"serial_number":"64-13699","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"WA","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1000 85TH AVE SE","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Turboshaft","type_engine_code":"3","unique_id":"00495621","url":"https://eflight.com/aircraft/N111DR","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1996,"zip":"985015707"}