# NTSB DEN76AD030: Weatherly 201B, N1294W, Two Buttes, CO, February 17, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 17, 1976
- Place: Two Buttes, CO · TWO BUTTES, CO
- Location: 37.5607° N, 102.3966° W: Placed by OpenAirDocs: center of Two Buttes, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.5607&lon=-102.3966&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report April 14, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 152732
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN76AD030
- Page: https://openairdocs.org/ntsb/DEN76AD030

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0494  76/2/17    TWO BUTTES,CO       WEATHERLY 201B      CR-  0  0  1  MISCELLANEOUS             AIRLINE TRANSPORT, AGE
        TIME - 1053                    N1294W              PX-  0  0  0  TEST                      43, 3964 TOTAL HOURS, 26
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - RONS STRIP
        DEPARTURE POINT             INTENDED DESTINATION
          TWO BUTTES,CO               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL
           AIRFRAME - LANDING GEAR: MAIN GEAR-SHOCK ABSORBING ASSY,STRUTS,ATTACHMENTS,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - POOR WELD
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    5000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT CROSS WIND 248-292 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           52                                                      270
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           15                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- FAA FLT TEST FOR PROP-ENG CERT. BRAKE MOUNTING FLANGE ON RT GR FAILED IN WELD.28HR TT.GUSTING 20K.
```

## Aircraft

- Registration: [N1294W](https://openairdocs.org/deregistered/N1294W-2012-06-14), registration cancelled 2012-06-14, S/N 645, built 1975 (OpenAirDocs)
- Reported make and model: WEATHERLY 201B
- Registry model: [Weatherly 201B](https://openairdocs.org/model/weatherly-201b) (registry code 9630408) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Rons Strip

## 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 19760217008799A](https://openairdocs.org/incident/19760217008799A), Feb 17, 1976: Wthrly 201B, Two Buttes, CO, Substantial damage. FAA flt test for prop-eng cert. Brake mounting flange on rt gr failed in weld.28HR tt. Gusting 20K.

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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