# NTSB ANC01LA124: Piper PA-18-135, N9963Q, Palmer, AK, August 19, 2001 - Type: NTSB accident investigation - Classification: Accident · No injuries · Limited investigation · Final report - Date: August 18, 2001, 16:30 local (Aug 19, 2001, 00:30 UTC) - Place: Palmer, AK - Coordinates: 61.583332, -149.096389 - Nearby events: https://openairdocs.org/map.md?lat=61.5833&lon=-149.0964&mi=10 - Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping) - Highest injury: No injuries - Injuries: 1 uninjured - Status: Completed, report July 25, 2002 - Report: Approved by Office Director - NTSB office: Alaska Regional Office - Parties: Federal Aviation Administration - NTSB case key (mKey): 54925 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC01LA124 - NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/54925/pdf - Page: https://openairdocs.org/ntsb/ANC01LA124 ## Probable cause The pilot's excessive use of brakes during the landing roll. ## Sequence of events In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf). - Nose over, landing - roll - brakes(normal) - excessive, pilot in command (cause) ## Analysis The certificated airline transport pilot was landing a tailwheel-equipped airplane at remote off airport site. In a written statement to the NTSB, the pilot wrote: "During transition from landing rollout to taxi, I used too much braking for conditions. Airplane went up on its nose, then gently over onto its back." The airplane sustained substantial damage to the left wing, and left wing lift strut. The pilot reported that there were no preaccident mechanical anomalies with the airplane. ## Factual narrative On August 18, 2001, about 1630 Alaska daylight time, a wheel-equipped Piper PA-18-135 airplane, N9963Q, received substantial damage while landing at an off airport site about 18 miles southeast of Palmer, Alaska, at the base of the Kink Glacier. The solo airline transport certificated pilot was not injured. The airplane was being operated as a visual flight rules (VFR) personal flight under Title 14, CFR Part 91, when the accident occurred. Visual meteorological conditions prevailed, and no flight plan was filed. The flight originated at the Sky Ranch Airstrip, Palmer, about 1300. In a written statement to the National Transportation Safety Board investigator-in-charge dated September 11, the pilot wrote: "During transition from landing rollout to taxi, I used too much braking for conditions. Airplane went up on its nose, then gently over onto its back." The airplane sustained substantial damage to the left wing, and left wing lift strut. The pilot reported that there were no preaccident mechanical anomalies with the airplane. ## Aircraft - Registration: [N9963Q](https://openairdocs.org/aircraft/N9963Q), registered now, S/N 18-3950 (OpenAirDocs) - Reported make and model: Piper PA-18-135 - Registry model: [Piper PA-18-135](https://openairdocs.org/model/piper-pa-18-135) (registry code 7101820) (OpenAirDocs) - Registry engine: [Lycoming IO-320 series](https://openairdocs.org/engine/lycoming-io-320-series) (registry code 41509, reciprocating) (OpenAirDocs) - Category: Airplane - Serial number: 18-3950 - Engines: Lycoming O-320-B2B 160 horsepower reciprocating - Damage: Substantial damage - Flight: Personal, Part 91 - Registered owner: Darrell D. Jelle - Airworthiness certificate: Standard, Normal - Departed: AK50, PALMER, AK - Destination: AK50, PALMER, AK ## Flight crew As NTSB recorded them. NTSB leaves out names. - Pilot; age 45; injuries: none; airline transport; airplane ratings: single-engine land, single-engine sea, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; last flight review March 20, 2001; seat: front; flight hours: 15,270 total, 80 in this make and model, 8,343 as pilot in command, 1,194 in the last 90 days, 28 in the last 30 days, 2 in the last 24 hours ## Weather - Conditions: Visual (VMC), Day - Wind: 180° at 10 knots - Visibility: 50 statute miles - Temperature: 140 °F ## 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 20010818036269A](https://openairdocs.org/incident/20010818036269A), Aug 18, 2001: Piper PA18135, Knikglacier, AK, No damage. (-23) On August 18, 2001, a tundra wheel equipped Piper PA-18, N9963Q, piloted by darrell jelle was involved in an aircraft accident at the foot of the knik… ## Other investigations on N9963Q (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 ANC00LA070](https://openairdocs.org/ntsb/ANC00LA070), Jun 14, 2000: Piper PA-18-160 (N9963Q), Palmer, AK, substantial damage. Probable cause: The pilot's inadequate compensation for wind conditions. A factor associated in the accident was a variable wind. 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.