NTSB investigations, NV
183 cases where the phase of flight was Takeoff.
Cases per year
| 1964 | 8 |
|---|---|
| 1965 | 3 |
| 1966 | 7 |
| 1967 | 7 |
| 1968 | 4 |
| 1969 | 2 |
| 1970 | 2 |
| 1971 | 4 |
| 1972 | 5 |
| 1973 | 3 |
| 1974 | 6 |
| 1975 | 3 |
| 1976 | 6 |
| 1977 | 2 |
| 1978 | 12 |
| 1979 | 4 |
| 1980 | 5 |
| 1981 | 1 |
| 1982 | 1 |
| 1983 | 4 |
| 1984 | 3 |
| 1985 | 5 |
| 1986 | 3 |
| 1987 | 1 |
| 1988 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 3 |
| 1992 | 1 |
| 1993 | 3 |
| 1994 | 5 |
| 1996 | 3 |
| 1998 | 2 |
| 1999 | 6 |
| 2000 | 3 |
| 2001 | 1 |
| 2002 | 4 |
| 2005 | 2 |
| 2006 | 1 |
| 2007 | 3 |
| 2008 | 2 |
| 2009 | 7 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 4 |
| 2014 | 2 |
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 1 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 3 |
| 2026 | 1 |
Where
Latest cases
Query with SQL
duckdb -csv -c "WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e.\"tier1Number\" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e.\"isDefiningEvent\", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e.\"tier1Number\" GLOB '[1-9][0-9]*'
AND (e.\"isDefiningEvent\" OR e.case_mkey IN (SELECT \"mKey\" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE \"isPre1982\"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o.\"phaseOfFlightCode\", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o.\"phaseOfFlightCode\"
WHERE o.aircrafts_position = 1 AND o.\"occurrenceNumber\" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c.\"eventDate\", c.\"highestInjuryLevel\" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c.\"eventDate\" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE c.\"eventStateOrRegion\" = 'NV' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 300)
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'NV' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 300)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB WPR26LA321Accident · No injuriesClass 3 · LimitedPreliminary reportWestwind 1124A · Las Vegas, NVOn August 28, 2026, about 0145 Pacific daylight time, an IAI 1124A Westwind airplane, Canadian registration C-GIAW, was substantially damaged when it was involved in an accident at Harry Reid International Airport (LAS), Las Vegas, Nevada. The two pilots, and…NTSB WPR25LA244Accident · Serious injuriesClass 3 · LimitedPreliminary reportNorth American T-28C · West Wendover, NVOn August 07, 2025, at 1532 Pacific daylight time, a North American T-28C, N9748Y, was substantially damaged when it was involved in an accident near West Wendover, Utah. The pilot and the passenger were seriously injured. The airplane was operated as a Title…NTSB WPR25LA215Accident · No injuriesClass 4 · LimitedFinal reportBeech 95-B55 (T42A) · North Las Vegas, NVThe failure of the pilot to set the flaps to the proper configuration for takeoff.NTSB WPR25LA110Accident · Minor injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 II · Las Vegas, NVThe pilot’s loss of helicopter control after the door opened during takeoff. Contributing to the accident was the pilot’s failure to confirm that the door was properly closed before departure.NTSB WPR25LA051Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 175 · Middlegate, NVThe pilot's failure to maintain directional control on a rough surface during takeoff.NTSB WPR24LA268Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-34-220T · Minden, NVThe pilot’s improper preflight inspection of the stabilator trim position, which resulted in a porpoised landing. Contributing to the accident was the maintenance personnel’s improper maintenance of the stabilator trim shaft.NTSB ANC24LA024Accident · No injuriesClass 4 · LimitedFinal reportEvolution Revo · Carson City, NVThe pilot receiving instruction’s failure to maintain control of the weight-shift control aircraft, during takeoff, which resulted in collision with terrain. Contributing to the accident was the flight instructor’s delayed remedial action.NTSB WPR23LA282Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-28-140 · Elko, NVThe pilot’s failure to ensure adequate airplane performance before taking off from a significantly shorter runway than originally planned for.NTSB WPR23LA233Accident · No injuriesClass 4 · LimitedFinal reportCessna 170B · Elko, NVThe pilot’s loss of control after encountering a dust devil during takeoff.NTSB WPR23LA111Accident · Serious injuriesClass 4 · LimitedFinal reportGlasair Sportsman · Cal-Nev-Ari, NVThe pilot’s improper decision to takeoff with known damage to the wing and his failure to maintain directional control during takeoff on rough terrain.NTSB WPR21LA185Accident · No injuriesClass 4 · LimitedFinal reportMcdonnell Douglas Heli 369FF · Palm Gardens, NVThe pilot’s failure to maintain helicopter control during an encounter with a dust devil shortly after takeoff.NTSB WPR20CA167Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Las Vegas, NVThe student pilot's failure to maintain directional control of the airplane during a soft-field takeoff and the flight instructor's delayed remedial action.NTSB WPR20CA162Accident · No injuriesClass 4 · Data collectionFinal reportBell 206 · Elko, NVThe pilot's failure to maintain helicopter control in gusting wind that resulted in a loss in altitude and subsequent collision with a fence.NTSB GAA19CA550Accident · No injuriesData collectionFinal reportPzl Okecie PZL104 · Reno, NVThe pilot's failure to maintain bank control during takeoff in gusting crosswind conditions, resulting in a loss of control in flight and subsequent impact with terrain.NTSB GAA19CA447Accident · No injuriesData collectionFinal reportBiuro Projektowe B Bogumil Ber SZD-56-2 · Sparks, NVThe pilot’s failure to abort the takeoff in a timely manner, which resulted in glider settling into sage brush.NTSB GAA19CA281Accident · No injuriesData collectionFinal reportCessna 340 · Carvers, NVThe pilot’s failure to accurately assess the available runway for the takeoff, which resulted in impact with a gravel berm.NTSB GAA19CA113Accident · No injuriesData collectionFinal reportCessna 172 · Reno, NVThe student pilot's failure to maintain directional control during a rejected takeoff, which resulted in a runway excursion and impact with a ditch.NTSB GAA18CA125Accident · Serious injuriesData collectionFinal reportBaker Victor R Kitfox · Carson City, NVThe pilot-receiving-instruction’s failure to maintain directional control during takeoff.NTSB GAA17CA239Accident · No injuriesData collectionFinal reportBeech C23 · Fallon, NVThe pilot's inaccurate takeoff performance calculations and failure to maintain directional control during an aborted takeoff.NTSB GAA17CA033Accident · Minor injuriesData collectionFinal reportStinson 108 3 · Boulder City, NVThe pilot’s failure to ensure that the aerial pickup towline was not entangled around the horizontal stabilizer after the banner pickup.NTSB WPR16LA185Accident · Minor injuriesLimited investigationFinal reportHoover David Arnold AR 6 · Reno, NVThe pilot of Race 11’s failure to maintain clearance from Race 1 during takeoff, and the insufficient abort procedures specified within the race rules. Contributing to the accident was the pilot of Race 1’s decision to shut down the engine on the runway and…NTSB WPR16LA141Accident · Minor injuriesLimited investigationFinal reportLuscombe 8A · Minden, NVThe failure of a main landing gear leg during takeoff due to corrosion, which resulted in a nose-over during the subsequent landing on a grassy area.NTSB GAA16CA279Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Las Vegas, NVThe pilot receiving instruction's incorrect action of interfering with the flight controls and failure to comply with the flight instructor's commands, which resulted in a loss of lateral bank control and a rollover.NTSB DCA15FA185Accident · Serious injuriesField investigationFinal reportBoeing Boeing 777-236 · Las Vegas, NVThe failure of the left engine high-pressure compressor (HPC) stage 8-10 spool, which caused the main fuel supply line to become detached from the engine main fuel pump and release fuel, resulting in a fire on the left side of the airplane. The HPC stage 8-10…NTSB WPR14LA356Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R22 Beta · Gardnerville, NVThe pilot’s failure to monitor the environment and to maintain clearance from wires during takeoff.NTSB WPR14CA204Accident · No injuriesData collectionFinal reportCessna 150C · Wellington, NVThe pilot's failure to maintain aircraft control while departing from a wet runway.NTSB WPR12CA415Accident · No injuriesData collectionFinal reportBeech V35B · Elko, NVThe pilot's failure to extend the landing gear during the aborted takeoff. Contributing to the accident was the pilot's failure to perform a thorough preflight inspection.NTSB WPR12CA381Accident · No injuriesData collectionFinal reportCessna A185F · Gerlach, NVThe pilot's failure to maintain directional control during the takeoff roll.NTSB WPR12FA332Accident · No injuriesField investigationFinal reportPiaggio P180 · Henderson, NVThe failure of maintenance personnel to properly torque the elevator attachment hardware in accordance with the maintenance manual, which led to the detachment of the elevator. Contributing to the accident were maintenance personnel's failure to identify the…NTSB WPR12LA116Accident · No injuriesLimited investigationFinal reportBeech S35 · Dixie Valley, NVThe airplane’s encounter with forecast low-level windshear conditions during takeoff, which resulted in a loss of lift.NTSB WPR11CA098Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Austin, NVThe pilot’s failure to maintain directional control during the takeoff roll.NTSB WPR11CA028Accident · No injuriesData collectionFinal reportCessna 195 · Wells, NVThe pilot's failure to maintain directional control of the airplane during the takeoff roll.NTSB WPR10FA112Accident · No injuriesField investigationFinal reportEurocopter AS350 B3 · Reno, NVThe improper installation of the engine-to-main gear box flex coupling, which resulted in the failure of the flex coupling and a loss of power to the rotor system during takeoff. Contributing to the accident was the mechanic who removed the engine's failure…NTSB WPR10LA040Accident · Serious injuriesLimited investigationFinal reportHallbauer Dragonfly Mark II · Las Vegas, NVThe CFI's failure to maintain directional control of the airplane during takeoff.NTSB WPR10CA017Accident · No injuriesData collectionFinal reportCessna 182F · Elko, NVThe pilot's failure to maintain directional control while taking off in known gusty wind conditions.NTSB WPR09CA404Accident · No injuriesData collectionFinal reportJabiru J230-SP · Reno, NVThe pilot’s failure to maintain directional control throughout the takeoff roll.NTSB WPR09LA401Accident · No injuriesLimited investigationFinal reportPiper PA-28R-200 · Gerlach, NVThe pilot’s delay in aborting the takeoff, resulting in a runway excursion.NTSB WPR09CA240Accident · No injuriesData collectionFinal reportFagan BearHawk · Hadley, NVThe pilot's inadequate compensation for the gusting crosswinds during takeoff.NTSB WPR09CA131Accident · No injuriesData collectionFinal reportCessna TR182 · Amargosa Valley, NVThe pilot's failure to maintain adequate airspeed and runway alignment.NTSB WPR09CA109Accident · No injuriesData collectionFinal reportSeher Bearhawk · Reno, NVThe pilot's inadequate compensation for the crosswind condition and failure to maintain directional control during takeoff. Contributing to the accident were a crosswind and the pilot's delayed decision to abort the takeoff.NTSB LAX08LA288Accident · No injuriesLimited investigationFinal reportCirrus Design SR-22 · Gerlach, NVThe pilot's failure to maintain aircraft control during an uncommanded pitch-up during the takeoff.NTSB ENG08IA038Incident · No injuriesIncident investigationFinal reportBoeing 757 · Las Vegas, NVThe engine experienced an uncontained release of high pressure turbine material due to fatigue cracks that occurred on four consecutive blade retainig lugs on the 2nd stage turbine hub. The cracked lugs resulted in the release of four 2nd stage turbine blades…NTSB SEA07LA259Accident · 1 fatalLimited investigationFinal reportRose Peregrine · Reno, NVThe overspeed of the modified racing engine during takeoff that created an oil mist on the exhaust and smoke, and the pilot's failure to maintain a speed above stall speed (Vs) during his attempted emergency landing. Contributing to the accident was the…NTSB LAX07CA266Accident · No injuriesData collectionFinal reportAmerican Air Racing Thunder Mustang · Reno, NVFire resulting from vegetation contacting hot brakes following an aborted takeoff.NTSB OPS07IA003Incident · No injuriesIncident investigationFinal reportBoeing 737-700 · Las Vegas, NVThis incident was caused by failure of the LC2 controller to comply with coordination procedures and runway separation standards. Contributing was the failure of LAS ATCT management to establish procedures requiring positive separation of aircraft operations…NTSB SEA07CA033Accident · Minor injuriesData collectionFinal reportExtra Flugzeugbau EA 300/L · Boulder City, NVThe pilot-in-command's failure to maintain directional control of the airplane during takeoff.NTSB LAX06LA073Accident · Minor injuriesLimited investigationFinal reportGrumman AA-5 · Boulder City, NVThe pilot's inadequate preflight inspection and failure to follow the airplane's checklist, which resulted in his failure to remove the gust lock prior to flight.NTSB LAX06CA061Accident · No injuriesData collectionFinal reportBeech A36 · Fallon, NVThe pilot's failure to abort the takeoff. A factor in the accident was the snow covered runway.NTSB LAX03LA023Accident · No injuriesLimited investigationFinal reportCessna 172M · Mesquite, NVThe pilot's failure to maintain directional control during takeoff. A contributing factor was the ditch.NTSB LAX02LA231Accident · Serious injuriesLimited investigationFinal reportSchleicher ASW-27 · Tonopah, NVAir event management's failure to adequately separate spectators and vehicles from the takeoff path. Also causal was the glider pilot's failure to maintain directional control and failure to abort the takeoff attempt in a timely manner.