# NTSB LAX71FUG57: Bell 47G3B, N73212, La Verne, CA, March 18, 1971

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: March 18, 1971
- Place: La Verne, CA · LA VERNE, CA
- Location: 34.1205° N, 117.7699° W: Placed by OpenAirDocs: center of La Verne, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.1205&lon=-117.7699&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report December 14, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 160698
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX71FUG57
- Page: https://openairdocs.org/ntsb/LAX71FUG57

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0787  71/3/18    LA VERNE,CALIF      BELL 47G3B          CR-  0  0  1  NONCOMMERCIAL             ATP,FLIGHT INSTR., AGE
        TIME - 1136                    N73212              PX-  0  0  1  PRACTICE                  29, 3509 TOTAL HOURS, 152
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - BRACKETT FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          ONTARIO INTL,CALIF          LA VERNE,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ROLL OVER                                                LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
           TERRAIN - WET,SOFT GROUND
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
        REMARKS- PLT FAILED TO INSPCT LDG AREA. MADE FULL AUTO IN SOFT PLOWED FLD. CAME TO REST INVERTED.
```

## Aircraft

- Registration: [N73212](https://openairdocs.org/deregistered/N73212-1974-12-05), registration cancelled 1974-12-05, S/N 2748 (OpenAirDocs)
- Reported make and model: BELL 47G3B
- Registry model: [Bell 47G-3B](https://openairdocs.org/model/bell-47g-3b) (registry code 1181026) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Brackett Field

## Other investigations on N73212 (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 OAK74AP059](https://openairdocs.org/ntsb/OAK74AP059), May 9, 1974: Bell 47G3B1 (N73212), Lone Pine, CA, destroyed
- [NTSB OAK73DVW12](https://openairdocs.org/ntsb/OAK73DVW12), Dec 25, 1972: Bell 47G3B1 (N73212), Bishop, CA, 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.