DEN66D0244

NTSB accident investigation · Cessna 170B · Leadville, CO · February 6, 1966

Accident · Serious injuriesClosed
Date
February 6, 1966
Place
Leadville, CO · LEADVILLE, CO
Injuries
2 serious, 2 minor
Damage
Destroyed
Phase of flight
Uncontrolled descent
Aircraft
N3507CCessna 170B
Status
Completed · report December 8, 1966
Report
Brief approved by the director
Case key
174192

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

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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
----------------------------------------------------------------------------------------------------------------------------
2-0352   66/2/6    LEADVILLE COLO      CESSNA 170B         CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 33, 160
        TIME - 1400                    N3507C              PX-  0  1  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 40 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           WEATHER - DOWNDRAFT,UPDRAFTS
        FACTOR(S)
           WEATHER - SNOW
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, IN PERSON
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                 UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3 MILES OR LESS                                          SNOW SHOWERS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          BLOWING SNOW                                              35
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          215                                                       6
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
        REMARKS- PILOT INEXPERIENCED IN MOUNTAIN FLYING.

Aircraft

Registration
N3507C
Reported as
Cessna 170B
Category
Airplane
Engine
reciprocating
Damage
Destroyed

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.