DEN73AD025

NTSB accident investigation · Piper PA-23 · Nederland, CO · November 25, 1972

Accident · FatalClosed
Date
November 25, 1972
Place
Nederland, CO · NEDERLAND, CO
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N6767YPiper PA-23
Status
Completed · report March 23, 1973
Report
Brief approved by the director
Case key
169462

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
----------------------------------------------------------------------------------------------------------------------------
3-3619  72/11/25   NEDERLAND,COLO      PIPER PA-23         CR-  1  0  0  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 0935                    N6767Y              PX-  0  0  0  FERRY                     AGE 21, 3636 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            UNK/NR IN TYPE,
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          STEAMBOAT SPRGS,COLO        DENVER,COLO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: NORMAL CRUISE
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED FLIGHT INTO KNOWN AREAS OF SEVERE TURBULENCE
           PILOT IN COMMAND - EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
        FACTOR(S)
           WEATHER - DOWNDRAFT,UPDRAFTS
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        TYPE OF FLIGHT PLAN
          NONE
         FIRE AFTER IMPACT
        REMARKS- AIRMET-OVR MTNS COLO MDT TO CHC LCL SVR TURBC BLO 16000 WITH STG UPDFTS/DWNDFTS EASTERN SLOPE.

Aircraft

Registration
N6767Y
Reported as
Piper PA-23
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.