SEA73FTA01

NTSB accident investigation · Robertson 180H · Wyola, MT · July 9, 1972

Accident · No injuriesClosed
Date
July 9, 1972
Place
Wyola, MT · WYOLA, MT
Injuries
4 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N3481YRobertson 180H
Status
Completed · report March 14, 1973
Report
Brief approved by the director
Case key
167214

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3030   72/7/9    WYOLA,MONT          ROBERTSON 180H      CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 44, 1072
        TIME - 1500                    N3481Y              PX-  0  0  3  BUSINESS                  TOTAL HOURS, 971 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          WYOLA,MONT                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,AND ALTITUDE
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           WEATHER - DOWNDRAFT,UPDRAFTS
           WEATHER - HIGH TEMPERATURE
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      92
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- FLEW UPSLOPE ON LEE SIDE OF 5000FT MTN,UN CROSS OR TURN AROUND DUE TO LOW AIRSPEED.

Aircraft

Registration
N3481Y
Reported as
Robertson 180H
Category
Airplane
Engine
reciprocating
Damage
Substantial damage

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Other investigations on N3481Y · 1

Matched to the same aircraft by N-number and date.