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Accidents · NTSB DEN93LA029 · Final report

Cessna 172N accident near Broomfield, Colorado, March 1, 1993

On March 1, 1993, a Cessna 172N, registered N4908G, was destroyed in an accident near Broomfield, Colorado (Jefferson County airport). It was an instructional flight under general aviation rules (Part 91). 1 person had minor injuries. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

RUDDER CONTROL INTERFERENCE.

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

What the record shows

Date
March 1, 1993
Place
Broomfield, Colorado · Jefferson County · map
Type
Accident
Injuries
1 person had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Cessna 172N · all 172Ns on the register
Registration
N4908G · registry record · serial 17273455
Damage
Destroyed
Flight
Instructional flight · general aviation rules (Part 91)

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

THIS WAS THE STUDENT PILOT'S FIRST SUPERVISED SOLO FLIGHT. THE FIRST TAKEOFF AND LANDING WAS SATISFACTORY. ON THE SECOND APPROACH TO LANDING, THE PILOT NOTED A SLIGHT LEFT QUARTERING HEADWIND AND CORRECTED. WHEN THE AIRPLANE TOUCHED DOWN, THE PILOT'S RIGHT HIGH TOP LACED BOOT BECAME JAMMED BETWEEN THE RUDDER PEDAL AND THE FLOOR CARPETING. IN HIS ATTEMPT TO EXTRICATE HIS FOOT, THE PILOT LOST DIRECTIONAL CONTROL, THE AIRPLANE WENT OFF THE SIDE OF THE RUNWAY, AND NOSED OVER.

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: student
  • Flight time: 16 hours in all; 6 in this make and model; 16 in the last 90 days; 10 in the last 30 days
  • Medical certificate: Class 1 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 3,290 hours
  • Last inspection: 100-hour inspection, February 11, 1993; 21 hours since
  • Maximum gross weight: 2,300 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O-320-H2AD (piston); 0 hours total
  • Operator: Wings Of Denver Flying Club

The flight

  • Departed from: BJC at 11:45 pm
  • Destination: BJC
  • Flight plan: none
  • Runway 11, 9,000 ft by 100 ft

Weather at the time

  • Light: daylight
  • Wind: from 040° at 8 knots
  • Visibility: 15 statute miles
  • Sky: broken clouds at 25,000 ft; scat at 12,000 ft
  • Temperature: 46°F (8°C), dew point 30°F (-1°C)
  • Altimeter: 29.00 inHg

Injuries

FatalSeriousMinorNone
Crew1

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.