# NTSB CHI72FEC28: Bell 47-G5, N7979J, Detroit, MI, February 24, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 24, 1972
- Place: Detroit, MI · DETROIT, MI
- Location: 42.3314° N, 83.0458° W: Placed by OpenAirDocs: center of Detroit, MI, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.3314&lon=-83.0458&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report January 27, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 165521
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI72FEC28
- Page: https://openairdocs.org/ntsb/CHI72FEC28

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1302  72/2/24    DETROIT,MICH        BELL 47-G5          CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1450                    N7979J              PX-  0  0  0  DUAL                      AGE 28, 1820 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            130 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          DETROIT,MICH                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     IN FLIGHT: HOVERING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        REMARKS- IP WAS DEMONSTRATING CONFINED AREA OPERATION. M/R BLADES HIT TREES.
```

## Aircraft

- Registration: [N7979J](https://openairdocs.org/deregistered/N7979J-1985-08-01), registration cancelled 1985-08-01, S/N 25050 (OpenAirDocs)
- Reported make and model: BELL 47-G5
- Registry model: [Bell 47G-5](https://openairdocs.org/model/bell-47g-5) (registry code 1181032) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N7979J (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 CHI72FEC47](https://openairdocs.org/ntsb/CHI72FEC47), May 25, 1972: Bell 47G-5 (N7979J), Detroit, MI, 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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