# NTSB DEN81FA067: Swearingen SA266, N161SW, Flagstaff, AZ, September 24, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 24, 1981
- Place: Flagstaff, AZ · FLAGSTAFF, AZ
- Location: 35.1981° N, 111.6513° W: Placed by OpenAirDocs: center of Flagstaff, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.1981&lon=-111.6513&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 19 uninjured
- Status: Completed, report June 24, 1982
- Report: Brief approved by the director
- NTSB case key (mKey): 122666
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN81FA067
- Page: https://openairdocs.org/ntsb/DEN81FA067

## NTSB brief (aircraft 2)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3646  81/9/24    FLAGSTAFF,AZ        MITSUBISHI MU-2B    CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 52, 1120
        TIME - 0736                    N16CG               PX-  0  0  1  BUSINESS                  TOTAL HOURS, 175 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0 17                            INSTRUMENT RATED.
        NAME OF AIRPORT - PULLIAM FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          PHOENIX,AZ                  FLAGSTAFF,AZ
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH ON GROUND                  LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
        FACTOR(S)
           PERSONNEL - AIRWAYS FACILITIES PERSONNEL: OTHER
           WEATHER - FOG
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          PARTIAL OBSCURATION                                      UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1 MILE OR LESS                                           NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          GROUND FOG                                                52
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          350                                                       1
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      NONE
        REMARKS- FSS DID NOT ADVISE PLT OF NOTAM TO USE TWR FREQ FOR  ADVISORIES.PLT USED WRONG UNICOM FREQ.
```

## NTSB brief (aircraft 1)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3646  81/9/24    FLAGSTAFF,AZ        SWEARINGEN SA266    CR-  0  0  2  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 0736                    N161SW              PX-  0  0 15  COMMUTER AIR CARRIER      30, 7635 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  2  AIR TAXI-PASSG S-D        1895 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - PULLIAM FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          FLAGSTAFF,AZ                PHOENIX,AZ
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH ON GROUND                  TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
        FACTOR(S)
           PERSONNEL - AIRWAYS FACILITIES PERSONNEL: OTHER
           WEATHER - FOG
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          PARTIAL OBSCURATION                                      UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1 MILE OR LESS                                           NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          GROUND FOG                                                52
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          350                                                       1
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      IFR
        REMARKS- HEAD-ON COLLISION ON RUNWAY,TOWER CLOSED DUE TO PATCO STRIKE.
```

## Aircraft 1

- Registration: N161SW (not matched to a registry record)
- Reported make and model: SWEARINGEN SA266
- Category: Airplane
- Engines: turbo prop
- Damage: Substantial damage
- Airport: Pulliam Field

## Aircraft 2

- Registration: [N16CG](https://openairdocs.org/deregistered/N16CG-2002-01-11), registration cancelled 2002-01-11, S/N 418SA, built 1979 (OpenAirDocs)
- Reported make and model: MITSUBISHI MU-2B
- Registry model: [Mitsubishi MU-2B-40](https://openairdocs.org/model/mitsubishi-mu-2b-40) (registry code 5780440) (OpenAirDocs)
- Registry engine: [AiResearch TPE331 series](https://openairdocs.org/engine/airesearch-tpe331-series) (registry code 01514, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: Substantial damage
- Airport: Pulliam Field

## FAA reports on this event (2)

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

- [Accident 19810924062552A](https://openairdocs.org/incident/19810924062552A), Sep 24, 1981: Swrngn SA226TC, Flagstaff, AZ, Substantial damage. Aircraft collided with landing MU2, N16CG, during takeoff in foggy conditions.
- [Accident 19810924062251A](https://openairdocs.org/incident/19810924062251A), Sep 24, 1981: Mtsbsi MU2B40, Flagstaff, AZ, Substantial damage. Aircraft collided with departing metro-liner, N161SW, during landing roll in foggy conditions.

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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