# NTSB DEN73DTM24: Cessna 172, N4181F, Navajo Mt, UT, March 25, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 25, 1973
- Place: Navajo Mt, UT · NAVAJO MT, UT
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 17, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 170325
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN73DTM24
- Page: https://openairdocs.org/ntsb/DEN73DTM24

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0695  73/3/25    NAVAJO MT,UT        CESSNA 172          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 34, 317
        TIME - 1119                    N4181F              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 221 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - NAVAJO MOUNTAIN
        DEPARTURE POINT             INTENDED DESTINATION
          NAVAJO MT,UT                MONUMENT VALLEY,UT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
           WEATHER - HIGH DENSITY ALTITUDE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT QUARTERING HEAD WIND 293-337 DEGREES
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          360                                                       10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- BECAME AIRBORNE ON UPSLOPE IN APRX 300 FT RUN.RWY THEN SLOPED DWNWARD.HIT MOUND.DENS ALT 6640 FT.
```

## Aircraft

- Registration: [N4181F](https://openairdocs.org/deregistered/N4181F-1977-09-15), registration cancelled 1977-09-15, S/N 46081 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172](https://openairdocs.org/model/cessna-172) (registry code 2072402) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Navajo Mountain

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19730325006739A](https://openairdocs.org/incident/19730325006739A), Mar 25, 1973: Cessna 172, Navajo Mt, UT, Substantial damage. Became airborne on upslope in aprx 300 ft run. Rwy then sloped dwnward. Hit mound. Dens alt 6640 ft.

## Other investigations on N4181F (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX77FA031](https://openairdocs.org/ntsb/LAX77FA031), Mar 25, 1977: Cessna 172 (N4181F), Payson, AZ, destroyed, 4 fatal

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.