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Accidents · NTSB DEN84LA059 · Preliminary: the investigation is not finished

Cessna 172P accident near Broomfield, Colorado, January 1, 1984

On January 1, 1984 at about 2:20 am local time, a Cessna 172P, registered N65680, was substantially damaged in an accident near Broomfield, Colorado (Jeffco 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 instrument conditions (cloud, fog or low visibility).

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

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

What the record shows

Date
January 1, 1984 · about 2:20 am local time
Place
Broomfield, Colorado · Jeffco · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
instrument conditions (cloud, fog or low visibility)
Aircraft
Cessna 172P · all 172Ps on the register
Registration
N65680 · no longer on the register · serial 17275817
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

THE ACFT COLLIDED WITH THE GROUND AFTER THE PILOT FLEW INTO A FOG BANK ON FINAL FOR RUNWAY 29R. THE PILOT WAS NON-INSTRUMENT RATED AND HAD NOT RECEIVED A WEATHER BRIEFING OR FILED A FLT PLAN. THE ACFT WAS ONLY AIRBORNE FOR A ABOUTAN HOUR. THE WEATHER WAS 200 FT OVERCAST VISIBILITY 3/4 MILE LIGHT SNOW, FOG AT THE TIME OF THE ACCIDENT. THE PURPOSE OF THE FLT WAS TO DO TOUCH AND GO LANDINGS AT AN NEARBY ARPT.

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

Pilot

  • Certificate: private
  • Ratings: single-engine land
  • Flight time: 91 hours in all; 91 in this make and model; 32 in the last 90 days; 57 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 639 hours
  • Last inspection: approved inspection programme, December 2, 1983; 7 hours since
  • Maximum gross weight: 2,150 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Avco Lycoming O-320-D2J (piston); 0 hours total
  • Operator: Denver Air Center Sky Cab

The flight

  • Departed from: 48V Erie CO at 2:00 am
  • Flight plan: none
  • Runway 29R, 7,498 ft by 100 ft

Weather at the time

  • Light: night, dark
  • Wind: from 330° at 10 knots
  • Visibility: 1 statute miles
  • Sky: overcast at 200 ft; not recorded
  • Temperature: 30°F (-1°C), dew point 30°F (-1°C)
  • Altimeter: 30.00 inHg
  • Observation at 2:17 am from BJC

Injuries

FatalSeriousMinorNone
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.