# NTSB DEN78FTM25: Aerospatial SA315B, N218RM, Evanston, WY, June 22, 1978

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 22, 1978
- Place: Evanston, WY · EVANSTON, WY
- Location: 41.2594° N, 110.9643° W: Placed by OpenAirDocs: center of Evanston, WY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.2594&lon=-110.9643&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 3 minor
- Status: Completed, report July 28, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 141294
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN78FTM25
- Page: https://openairdocs.org/ntsb/DEN78FTM25

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1551  78/6/22  NR.EVANSTON,WY        AEROSPATIAL SA315B  CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1230                    N218RM              PX-  0  0  2  CTR PASSG-I               AGE 39, 6370 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            454 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          FIELD WORK AREA             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      TAKEOFF: INITIAL CLIMB
           COLLIDED WITH: TREES                                     LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS - FOREIGN OBJECT DAMAGE
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        FACTOR(S)
           TERRAIN - HIGH VEGETATION
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- AIRCRAFT INVOLVED IN SEISMOGRAPHIC SURVEY.CABLE USED IN PRIOR FLT BECAME ENTANGLED IN T/R.
```

## Aircraft

- Registration: N218RM (not matched to a registry record)
- Reported make and model: AEROSPATIAL SA315B
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage

## FAA reports on this event (1)

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

- [Accident 19780622015379A](https://openairdocs.org/incident/19780622015379A), Jun 22, 1978: Aerosp SA315B, Evanston, UT, Destroyed. Aircraft involved in seismographic survey. Cable used in prior fltame entangled in t/r.

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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