# NTSB DEN73DTC03: Piper PA-24, N5505P, Cheyenne, WY, July 30, 1972

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: July 30, 1972
- Place: Cheyenne, WY · CHEYENNE, WY
- Location: 41.1400° N, 104.8202° W: Placed by OpenAirDocs: center of Cheyenne, WY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.1400&lon=-104.8202&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report March 1, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168120
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN73DTC03
- Page: https://openairdocs.org/ntsb/DEN73DTC03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2564  72/7/30    CHEYENNE,WYO        PIPER PA-24         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1559                    N5505P              PX-  0  0  0  BUSINESS                  AGE 42, 532 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            133 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - CHEYENNE
        DEPARTURE POINT             INTENDED DESTINATION
          POCATELLO,ID                CHEYENNE,WYO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED SPEED
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY RADIO
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    6000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     RIGHT QUARTERING HEAD WIND 023-067 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           88                                                      320
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           10                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- HIGH SINK RATE. DENSITY ALT 9000 FT.
```

## Aircraft

- Registration: [N5505P](https://openairdocs.org/aircraft/N5505P), registered now, S/N 24-568 (OpenAirDocs)
- Reported make and model: PIPER PA-24
- Registry model: [Piper PA-24-250](https://openairdocs.org/model/piper-pa-24-250) (registry code 7102404) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Cheyenne

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.

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