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Accidents · NTSB DEN08LA128 · Final report

Beech 35-C33A accident near Longmont, Colorado, July 23, 2008

On July 23, 2008 at about 4:08 pm local time, a Beech 35-C33A, registered N7965M, was substantially damaged in an accident during approach (VFR pattern final) near Longmont, Colorado (Vance Brand airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

A total loss of engine power for reasons undetermined. Contributing to the accident was the unsuitable terrain on which to make a forced landing.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
July 23, 2008 · about 4:08 pm local time
Place
Longmont, Colorado · Vance Brand · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Beech 35-C33A · all 35-C33As on the register
Registration
N7965M · registry record · serial CE-87
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

The pilot said that when he was on final approach, he noticed he was slightly below the glidepath and added power to compensate, The engine did not respond and he was forced to land in a barley field. Examination of the engine disclosed power train continuity and thumb compression on all cylinders. The fractured throttle arm failed in overload. The reason for the loss of power was not determined.

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 engine power (total) during approach (VFR pattern final) defining event
  2. Off-field or emergency landing during landing
  3. Collision with terrain or object (not controlled flight into terrain) during landing

The NTSB's findings

  • cause Aircraft › Aircraft power plant › Engine (reciprocating) › (general) › Failure
  • factor Environmental issues › Physical environment › Terrain › Rough terrain › Contributed to outcome

Pilot

  • Certificate: flight instructor, commercial pilot
  • Ratings: multi-engine land; single-engine land; instructor: airplane multi-engine; instructor: airplane single-engine; instrument: airplane
  • Flight time: 1,547 hours in all; 281 in this make and model; 40 in the last 90 days; 17 in the last 30 days; 1,436 as pilot in command; 246 on instruments
  • Last flight review: July 1, 2007
  • Medical certificate: Class 3 (with waivers/limitations)
  • Seat: left
  • Injury: no injuries

Pilot

  • Certificate: private
  • Ratings: multi-engine land; single-engine land; rotorcraft: glider
  • Flight time: 256 hours in all; 13 in this make and model; 81 in the last 90 days; 35 in the last 30 days; 171 as pilot in command
  • Medical certificate: Class 1 (without waivers/limitations)
  • Seat: rgt
  • Injury: no injuries

The aircraft

  • Airframe total time: 3,404 hours
  • Last inspection: annual inspection, March 1, 2008; 39 hours since
  • Maximum gross weight: 3,550 lb
  • Seats: 4
  • Landing gear: retractable
  • Engine: Continental IO-520-BB (piston); 0 hours total

The flight

  • Departed from: ENV Wendover NV at 1:50 pm
  • Destination: LMO Longmont CO
  • Flight plan: VFR then IFR
  • Runway 29, 4,800 ft by 75 ft
  • A second pilot was aboard

Weather at the time

  • Light: daylight
  • Wind: from 040° at 3 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 81°F (27°C), dew point 57°F (14°C)
  • Altimeter: 30.07 inHg
  • Observation at 4:15 pm from FNL

Injuries

FatalSeriousMinorNone
Flight crew1
Passengers1

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

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

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 never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.