# NTSB LAX70F0153: Hughes 269B, N9442F, Grnd Canyon, AZ, October 9, 1969

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: October 9, 1969
- Place: Grnd Canyon, AZ · GRND CANYON, AZ
- Location: 36.0544° N, 112.1393° W: Placed by OpenAirDocs: center of Grand Canyon, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.0544&lon=-112.1393&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 2 uninjured
- Status: Completed, report February 5, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 160000
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX70F0153
- Page: https://openairdocs.org/ntsb/LAX70F0153

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2936   69/10/9   GRND CANYON,ARIZ    HUGHES 269B         CR-  0  1  0  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0800                    N9442F              PX-  0  0  2  AIR TAXI-PASSG            AGE 46, 7951 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            607 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - YAKI PT HELISTOP
        DEPARTURE POINT             INTENDED DESTINATION
          YAKI PT HELISTOP            BOTTOM OF CANYON
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            TAKEOFF: INITIAL CLIMB
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           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                  TEMPERATURE-F
          NONE                                                      41
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- SETTLED WITH POWER.ATTEMPTED T/O WITHIN 5 LBS OF GROSS WT FOR ALT.DENSITY ALT 7000 FT.
```

## Aircraft

- Registration: [N9442F](https://openairdocs.org/aircraft/N9442F), registered now, S/N 115-0213, built 1966 (OpenAirDocs)
- Reported make and model: HUGHES 269B
- Registry model: [Hughes 269B](https://openairdocs.org/model/hughes-269b) (registry code 4470502) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Yaki Pt Helistop

## Other investigations on N9442F (2)

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 SEA78DYE07](https://openairdocs.org/ntsb/SEA78DYE07), Feb 5, 1978: Hughes 269B (N9442F), Graham, WA, substantial damage
- [NTSB LAX69D0330](https://openairdocs.org/ntsb/LAX69D0330), Apr 1, 1969: Hughes 269B (N9442F), Grnd Canyon, AZ, substantial damage

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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