# NTSB CHI67A0008: Bell 47G-5, N1315X, Plymouth, MI, July 21, 1966

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: July 21, 1966
- Place: Plymouth, MI · PLYMOUTH, MI
- Location: 42.3712° N, 83.4676° W: Placed by OpenAirDocs: center of Plymouth, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.3712&lon=-83.4676&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report March 29, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 122424
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI67A0008
- Page: https://openairdocs.org/ntsb/CHI67A0008

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0676  66/7/21    PLYMOUTH MICH       BELL 47G-5          CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0800                    N1315X              PX-  0  0  0  CTR CARGO-D               AGE 31, 2257 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            48 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: HOVERING
           ROLL OVER                                                LANDING: OTHER
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - JETTISONED LOAD
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- MOMENTARY POWER LOSS JUST AFTER LIFTING SLING LOAD FROM BLDG ROOF CAUSED ACFT TO SETTLE ON LOAD.
```

## Aircraft

- Registration: [N1315X](https://openairdocs.org/aircraft/N1315X), registered now, S/N 7816, built 1966 (OpenAirDocs)
- Reported make and model: BELL 47G-5
- Registry model: [Bell 47G-5](https://openairdocs.org/model/bell-47g-5) (registry code 1181032) (OpenAirDocs)
- Registry engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N1315X (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 CHI81DEP22](https://openairdocs.org/ntsb/CHI81DEP22), Jun 12, 1981: Bell 47G-5 (N1315X), Coloma, WI, 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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