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Accidents · NTSB CEN11LA536 · Final report

Bellanca 14-13 accident near Stoughton, Wisconsin, August 1, 2011

On August 1, 2011 at about 2:20 pm local time, a Bellanca 14-13, registered N74260, was substantially damaged in an accident during initial climb near Stoughton, Wisconsin (Matson Airport). It was a personal flight under general aviation rules (Part 91). 2 people were seriously injured. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The pilot’s improper preflight planning and his failure to gain proper airspeed during takeoff from a grass airstrip resulting in a stall, the loss of control, and subsequent impact with the trees. Contributing to the accident was the pilot operating the airplane at near maximum gross weight and the high density altitude.

Source: NTSB aviation accident database, copy made November 2, 2026. Docket and reports at the NTSB.

What the record shows

Date
August 1, 2011 · about 2:20 pm local time · cases in 2011
Place
Stoughton, Wisconsin · Matson Airport · map
Type
Accident
Injuries
2 people were seriously injured.
Weather
visual conditions (good weather)
Aircraft
Bellanca 14-13 · all 14-13s on the register
Registration
N74260 · no longer on the register · serial 1373
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

The pilot reported that he performed an engine run-up prior to takeoff and everything was normal. He had the flaps extended 2 notches when he initiated the takeoff to the north on the 2,500-foot-long wet grass runway. The airplane became airborne about half way down the runway. The pilot stated that upon reaching 65 to 70 mph, he reduced the flaps to 1 notch to maintain the best rate of climb. He stated that the airplane cleared the initial group of trees, then it began to descend. The airplane subsequently contacted the trees and sustained substantial damage to the fuselage and both wings. A witness said the airplane was “mushy” during the takeoff and the nose remained high prior to the right wing dropping and the airplane descending. The airplane was about 190 pounds under gross weight and the density altitude was approximately 2,600 feet. The operation of the airplane near maximum gross weight at a high density altitude on a wet grass runway degraded the airplane’s takeoff performance. A postaccident examination of the airplane and engine did not reveal any anomalies that would have precluded any normal operation. The pilot reported that he did not get the landing gear retracted prior to impact.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Loss of control in flight during initial climb defining event
  2. Collision with terrain or object (not controlled flight into terrain) during initial climb

The NTSB's findings

  • cause Personnel issues › Task performance › Use of equip/info › Aircraft control › Pilot
  • factor Environmental issues › Conditions/weather/phenomena › Temp/humidity/pressure › High density altitude › Effect on operation
  • factor Aircraft › Aircraft handling/service › Loading › (general) › Not specified
  • factor Aircraft › Aircraft systems › Landing gear system › Main landing gear › Incorrect use/operation other cases naming the landing gear

Pilot

  • Certificate: private
  • Ratings: single-engine land
  • Flight time: 375 hours in all; 169 in this make and model; 55 in the last 90 days; 24 in the last 30 days; 292 as pilot in command
  • Last flight review: April 26, 2011
  • Medical certificate: Class 2 (with waivers/limitations)
  • Seat: left

The aircraft

  • Airframe total time: 1,660 hours
  • Last inspection: annual inspection, May 4, 2011; 10 hours since
  • Maximum gross weight: 2,100 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Franklin 6A4-165 B3 (piston); 0 hours total

The flight

  • Departed from: 2WI6 Stoughton WI at 2:20 pm
  • Destination: OTG Worthington MN
  • Flight plan: none
  • Runway 36, 2,500 ft by 100 ft

Weather at the time

  • Light: daylight
  • Wind: at 4 knots
  • Visibility: 10 statute miles
  • Sky: a few clouds at 3,500 ft
  • Temperature: 82°F (28°C), dew point 73°F (23°C)
  • Altimeter: 30.05 inHg
  • Observation at 2:53 pm from MSN, 17 miles away

Injuries

FatalSeriousMinorNone
Flight crew1
Passengers1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

7 documents, released by the NTSB on October 25, 2011. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

Connections how this case links to the rest of the register

Aircraft
Place

The whole map of how records connect · these connections as data: /graph/accident/CEN11LA536.json.

The bigger picture in Aviation Analytics: accidents over time since 1982, by model, by phase of flight and conditions, by place and on the map.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text does not name anyone involved, its policy at this time. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.