# NTSB ANC23LA035: Piper PA22, N7741D, Anchorage, AK, May 17, 2023 - Type: NTSB accident investigation - Classification: Accident · No injuries · Class 4 · Limited · Final report - Date: May 17, 2023, 10:55 local (18:55 UTC) - Place: Anchorage, AK · runway 7L - Coordinates: 61.170133, -149.95902 - Nearby events: https://openairdocs.org/map.md?lat=61.1701&lon=-149.9590&mi=10 - Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping) - Defining event: [Landing-landing roll: Loss of control on ground](https://openairdocs.org/ntsb-events/230) - Highest injury: No injuries - Injuries: 1 uninjured - Status: Completed - Report: Approved by Office Director - Investigation class: Class 4 - Basic report with no Prelim publish - NTSB office: Alaska Regional Office - Parties: FAA/FSDO - NTSB case key (mKey): 192217 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC23LA035 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/192217/pdf - NTSB docket: https://data.ntsb.gov/Docket?ProjectID=192217 - Page: https://openairdocs.org/ntsb/ANC23LA035 ## Probable cause The pilot's excessive braking during the landing roll, resulting in a nose over. ## 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: [Piper PA-22-150, 52 cases](https://openairdocs.org/ntsb-findings/02063040/cases.md?model=7102210), [All aircraft, 9,308 cases](https://openairdocs.org/ntsb-findings/02063040/cases.md) - [Air traffic/operating proc](https://openairdocs.org/ntsb-findings/03014000): Environmental issues › Operating environment · Contributed to outcome; cases with it: [Piper PA-22-150, 1 case](https://openairdocs.org/ntsb-findings/03014000/cases.md?model=7102210), [All aircraft, 13 cases](https://openairdocs.org/ntsb-findings/03014000/cases.md) - [Aircraft capability: braking capability](https://openairdocs.org/ntsb-findings/01061050): Aircraft › Aircraft oper/perf/capability · Incorrect use/operation (probable cause); cases with it: [Piper PA-22-150, 1 case](https://openairdocs.org/ntsb-findings/01061050/cases.md?model=7102210), [All aircraft, 57 cases](https://openairdocs.org/ntsb-findings/01061050/cases.md) ## Sequence of events The events NTSB coded, in order, by phase of flight. The defining event best describes what happened. - [Landing-landing roll: Nose over/nose down](https://openairdocs.org/ntsb-events/096); cases with it: [Piper PA-22-150, 22 cases](https://openairdocs.org/ntsb-events/096/sequence.md?model=7102210), [All aircraft, 2,289 cases](https://openairdocs.org/ntsb-events/096/sequence.md) - [Landing-landing roll: Loss of control on ground](https://openairdocs.org/ntsb-events/230) (defining event); cases with it: [Piper PA-22-150, 48 cases](https://openairdocs.org/ntsb-events/230/sequence.md?model=7102210), [All aircraft, 4,590 cases](https://openairdocs.org/ntsb-events/230/sequence.md) ## Analysis The pilot reported that after landing, while in a high-speed taxi, air traffic control asked him to exit on a taxiway prior to the taxiway he intended to use. He applied brakes and the airplane nosed over and the airplane came to rest inverted. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. ## Aircraft - Registration: [N7741D](https://openairdocs.org/aircraft/N7741D), registered now, S/N 22-5419 (OpenAirDocs) - Reported make and model: PIPER PA22 (150) - Registry model: [Piper PA-22-150](https://openairdocs.org/model/piper-pa-22-150) (registry code 7102210) (OpenAirDocs) - Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs) - Category: Airplane - Serial number: 22-5419 - Year built: 1957 - Airframe hours: 3843 - Engines: Lycoming O-320 150 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Airworthiness certificate: Standard, Normal - Last inspection: Unknown, December 13, 2022, 24 hours before - Departed: ENA, Kenai, AK - Destination: Same as departure - Airport: ANC, Ted Stevens Anchorage Intl, runway 7L, 10,600 × 150 ft, asphalt - Equipment: ADS-B ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot; age 19; injuries: none; private; airplane ratings: single-engine land; medical: class 1, without waivers/limitations; seat: left; restraint: 4-point; flight hours: 58.6 total, 18.3 in this make and model, 23.6 as pilot in command, 18.3 in the last 90 days, 18.3 in the last 30 days, 3.5 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Wind: 300° at 6 knots - Visibility: 10 statute miles - Lowest ceiling: none - Temperature: 46 °F, dew point 34 °F - Altimeter: 30.19 inHg - Observed at: ANC, 2 nm away - METAR: PANC 171853Z 30006KT 10SM CLR 08/01 A3019 RMK AO2 SLP226 T00830006 ## 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 20230517006019A](https://openairdocs.org/incident/20230517006019A), May 17, 2023: Piper PA-22-150, Anchorage, AK, Substantial damage. Pilot was cleared for a long landing on rwy 7L. His intention was to use full length to exit rwy 7L at twy a, where the aircraft is parked at his father's… ## Docket (2 files) The files NTSB released with the investigation on October 20, 2023, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=192217. 5.2 MB in all. - Pilot/operator aircraft accident report, NTSB form 6120.1 (item 1, PDF, 11 pages, 5.0 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=15613166&FileExtension=pdf&FileName=NTSB%206120_Redacted-Rel.pdf - Photos (item 2, PDF, 3 pages, 287 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=15589831&FileExtension=pdf&FileName=Photos-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.