NTSB CAROL · Event
Event SEA95LA135
Aircraft involved
Probable cause & findings
THE PILOT'S FAILURE TO USE ALL AVAILABLE RUNWAY, HIS IMPROPER USE OF FLAPS, AND HIS FAILURE TO MAINTAIN AIRSPEED. A FACTOR CONTRIBUTING TO THE ACCIDENT IS HIGH DENSITY ALTITUDE.
Factual narrative
On July 2, 1995, about 1630 hours mountain daylight time, N4319Q, a Cessna 172L, was substantially damaged during takeoff from the Stanley Airport, Stanley, Idaho. The commercial pilot and his passenger were not injured. Visual meteorological conditions prevailed and no flight plan had been filed. The personal flight was destined for Boise and was conducted under 14 CFR 91. According to an FAA inspector from Boise, Idaho, witnesses stated that the airplane began the takeoff roll near the midpoint of a 4,300-foot turf runway. The airport is located at an elevation of 6,403 feet above mean sea level, and the temperature was reported to be about 62 degrees F. During the takeoff roll, the airplane became airborne and remained in close proximity to the ground. About 900 feet beyond the end of the runway, the left wing of the airplane struck the ground and the airplane cartwheeled. The pilot reported that there were no mechanical malfunctions, and that he began to raise the flaps during the initial climb in an attempt to increase the airplane's climb rate. He also stated that he then "... hit a downdraft." In a written statement, the pilot stated: I was just beginning to raise some flaps when we hit some turbulence and a downdraft. I left the flaps alone and we began to fly normally for an instant when we encountered another downdraft or windshear. I had to push the nose toward the ground to avoid stalling. We were only a couple hundred feet high, hence no room to recover. I was forced to [flare] and land in the field below." Density altitude, based upon barometric pressure, was in excess of 8,000 feet above mean sea level. The owner's manual for the Cessna 172L states: ... during a high altitude take-off in hot weather where climb would be marginal with 10 degrees flaps, it is recommended that the flaps not be used for take-off. Flap settings greater than 10 degrees are not recommended at any time for take-off. THE PILOT USED FLAPS FOR THE TAKEOFF, CONTRARY TO THE AIRPLANE OWNER'S MANUAL RECOMMENDATIONS ABOUT USE OF FLAPS FOR TAKEOFF AT HIGH ALTITUDE. THE AIRPORT IS LOCATED AT AN ELEVATION OF 6,403 FEET ABOVE SEA LEVEL. WITNESSES OBSERVED THE PILOT BEGINNING HIS TAKEOFF ROLL FROM MIDFIELD AT THE AIRPORT. THE WITNESSES STATED THAT THE AIRPLANE BECAME AIRBORNE AND REMAINED IN CLOSE PROXIMITY TO THE GROUND. ABOUT 900 FEET BEYOND THE END OF THE RUNWAY, THE LEFT WING OF THE AIRPLANE STRUCK THE GROUND AND THE AIRPLANE CARTWHEELED. THE PILOT REPORTED NO MECHANICAL MALFUNCTIONS, AND HE STATED THAT THE AIRPLANE WAS AFFECTED BY WINDSHEAR AND DOWNDRAFTS. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1995_SEA95LA135.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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Related research
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Academic papers and agency reports matching this event's aircraft type or causal vocabulary (stall, turbulence). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- Embry-Riddle Scholarly Commons 2021 · Journal article (IJAAA)
Comparative Study on the Prediction of Aerodynamic Characteristics of Mini - Unmanned Aerial Vehicle with Turbulence Models
When dealing with CFD simulations the turbulent nature is seen on most of the engineering flows and these flows need to be solved.
- arXiv 2020 · arXiv preprint
Numerical Simulation of Iced Wing Using Separating Shear Layer Fixed Turbulence Models
Aerodynamic prediction of glaze ice accretion on airfoils and wing is studied using the Reynolds-averaged Navier-Stokes method.
- NASA NTRS 2019 · Conference Paper
Prediction of stall and post-stall behavior of airfoils at low and high Reynolds numbers
An interactive boundary-layer method, together with the e(super n)-approach to the calculation of transition, has been used to predict the stall and post-stall behavior of airfoils at low and high Rey…
- arXiv 2026 · arXiv preprint
Direct Numerical Simulations of Ice-Ocean Boundary Turbulence
Turbulent heat and freshwater transport at ice-ocean interfaces controls glacier and iceberg melt rates, yet the underlying physics remains poorly constrained.
- NASA NTRS 2026 · Conference Paper
Computational Analysis of Steady State Aerodynamics of Transonic Truss-Braced Wing Configuration in Deep Stall
This study presents a computational investigation of steady state aerodynamics of the Subsonic Ultra-Green Aircraft Research (SUGAR) Transonic Truss-Braced Wing (TTBW) configuration over a wide range …
- Embry-Riddle Scholarly Commons 2025 · Journal article (JAAER)
Political Turbulence and Aviation Safety: A Cross-National Analysis of Political Stability's Effects on Aviation Accidents
To what extent does political stability affect aviation safety? This research aims to link domestic political conditions and public safety through the consideration of aviation accident frequency.
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