# NTSB WPR22LA070: Cessna 152, N89084, Mojave, CA, December 31, 2021 - Type: NTSB accident investigation - Classification: Accident · Minor injuries · Class 4 · Limited · Final report - Date: December 31, 2021, 14:00 local (22:00 UTC) - Place: Mojave, CA · Airport - Coordinates: 35.058944, -118.15061 - Nearby events: https://openairdocs.org/map.md?lat=35.0589&lon=-118.1506&mi=10 - Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping) - Defining event: [Taxi-to runway: Loss of control on ground](https://openairdocs.org/ntsb-events/230) - Highest injury: Minor injuries - Injuries: 1 minor - Status: Completed - Report: Approved by Office Director - Investigation class: Class 4 - Basic report with no Prelim publish - NTSB office: Western Pacific Region - Parties: FAA FSDO - NTSB case key (mKey): 104474 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=WPR22LA070 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/104474/pdf - NTSB docket: https://data.ntsb.gov/Docket?ProjectID=104474 - Page: https://openairdocs.org/ntsb/WPR22LA070 ## Probable cause The pilot’s failure to maintain airplane control during an encounter with a wind gust during taxi. ## Findings NTSB's coded findings; those marked are part of the probable cause. - [Use of equip/info: aircraft control](https://openairdocs.org/ntsb-findings/02063040): Personnel issues › Task performance · Pilot (probable cause); cases with it: [Cessna 152, 115 cases](https://openairdocs.org/ntsb-findings/02063040/cases.md?model=2071835), [All aircraft, 9,295 cases](https://openairdocs.org/ntsb-findings/02063040/cases.md) - [Wind: gusts](https://openairdocs.org/ntsb-findings/03034045): Environmental issues › Conditions/weather/phenomena · Ability to respond/compensate (probable cause); cases with it: [Cessna 152, 14 cases](https://openairdocs.org/ntsb-findings/03034045/cases.md?model=2071835), [All aircraft, 1,199 cases](https://openairdocs.org/ntsb-findings/03034045/cases.md) ## Sequence of events The events NTSB coded, in order, by phase of flight. The defining event best describes what happened. - [Taxi-to runway: Loss of control on ground](https://openairdocs.org/ntsb-events/230) (defining event); cases with it: [Cessna 152, 41 cases](https://openairdocs.org/ntsb-events/230/sequence.md?model=2071835), [All aircraft, 4,585 cases](https://openairdocs.org/ntsb-events/230/sequence.md) ## Analysis The pilot reported that, while taxiing to the runway for takeoff, the airplane encountered a gust of wind which lifted the airplane. The airplane subsequently nosed over on the taxiway. Both wings and the vertical stabilizer were substantially damaged. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. The airport's automated surface observation system reported that, about the time of the accident, the wind was from 250° at 27 knots, gusting to 32 knots. ## Aircraft - Registration: [N89084](https://openairdocs.org/deregistered/N89084-2023-03-22), registration cancelled 2023-03-22, S/N 15282623, built 1978 (OpenAirDocs) - Reported make and model: CESSNA 152 - Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (registry code 2071835) (OpenAirDocs) - Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs) - Category: Airplane - Serial number: 15282623 - Year built: 1978 - Airframe hours: 14416 - Engines: Lycoming O-235-L3C 115 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Operator: Aero Association Of Caltech Inc - Registered owner: Aero Association Of Caltech Inc - Airworthiness certificate: Standard, Normal - Last inspection: Annual, July 8, 2021 - Destination: KEMT, El Monte, CA - Airport: MHV, Mojave Air And Space Port, runway 26, 7,049 × 100 ft, asphalt - Equipment: ADS-B, Handheld GPS, Stall warning system ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot; age 24; injuries: minor; private; airplane ratings: single-engine land; medical: class 3, without waivers/limitations; last flight review June 1, 2021; seat: left; restraint: 3-point; flight hours: 63.4 total, 61.6 in this make and model, 18.9 as pilot in command, 4.5 in the last 90 days, 1 in the last 30 days, 1 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Wind: 250° at 27 knots, gusting 32 - Visibility: 10 statute miles - Lowest ceiling: none - Temperature: 50 °F, dew point 34 °F - Altimeter: 29.63 inHg - Observed at: K9L2, 15 nm away - METAR: K9L2 312158Z AUTO 25027G32KT 10SM CLR 10/01 A2963 RMK AO2 PK WND 27033/37 SLP034 T00990012 ## FAA reports on this event (1) The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs). - [Accident 20211231021569A](https://openairdocs.org/incident/20211231021569A), Dec 31, 2021: Cessna 152, Mojave, CA, Substantial damage. Pilot flew into the Mojave airport in the morning, around 0900 LCL. The winds then were westerly, gusting to 18 KTS. When departing at 1400 LCL the winds had… ## Other investigations on N89084 (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB CHI99LA108](https://openairdocs.org/ntsb/CHI99LA108), Mar 10, 1999: Cessna 152 (N89084), South St. Paul, MN, substantial damage. Probable cause: the student pilot's failure to maintain directional control of the airplane during takeoff. Factors associated with the accident were the student's lack of experience and the snowbank. ## Docket (2 files) The files NTSB released with the investigation on March 18, 2022, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=104474. 3.1 MB in all. - Pilot/operator aircraft accident report, NTSB form 6120.1 (item 1, PDF, 9 pages, 2.6 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=13161003&FileExtension=pdf&FileName=01%20NTSB%20Form%206120-N89084_Redactedflat-Rel.pdf - Photos (item 2, PDF, 4 pages, 570 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=13160568&FileExtension=pdf&FileName=Photo%201-Rel.pdf From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.