# NTSB DEN75AD004: Bell 206B, N32TA, Berthoud Fls, CO, August 8, 1974

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: August 8, 1974
- Place: Berthoud Fls, CO · BERTHOUD FLS, CO
- Location: 39.7708° N, 105.8086° W: Placed by OpenAirDocs: center of Berthoud Falls, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.7708&lon=-105.8086&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 2 serious, 1 minor
- Status: Completed, report September 25, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 134418
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN75AD004
- Page: https://openairdocs.org/ntsb/DEN75AD004

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2423   74/8/8    BERTHOUD FLS,COLO   BELL 206B           CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 36, 1987
        TIME - 0530                    N32TA               PX-  1  2  0  AIR TAXI-PASSG            TOTAL HOURS, 284 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          BERTHOUD FLS,COLO           LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS ACTS,CONDITIONS - POORLY PLANNED APPROACH
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
           TERRAIN - ROUGH/UNEVEN
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        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                                                      33
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- ACFT ROLLED 390 FT DOWNHILL AFTER IMPACT WITH MTN SLOPE.DENSITY ALT ABT 14000FT.
```

## Aircraft

- Registration: [N32TA](https://openairdocs.org/deregistered/N32TA-1974-10-11), registration cancelled 1974-10-11, S/N 454, built 1969 (OpenAirDocs)
- Reported make and model: BELL 206B
- Registry model: [Bell 206B](https://openairdocs.org/model/bell-206b) (registry code 1181511) (OpenAirDocs)
- Category: Helicopter
- Engines: turbo shaft
- Damage: Destroyed

## 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 19740808028549A](https://openairdocs.org/incident/19740808028549A), Aug 8, 1974: Bell 206B1, Berthoud Fls, CO, Destroyed, 1 fatal. Acft rolled 390 ft downhill after impact with mtn slope. Density alt abt 14000FT.

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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