DEN72DTE08

NTSB accident investigation · Piper PA-25 · Blanca, CO · August 6, 1971

Accident · No injuriesClosed
Date
August 6, 1971
Place
Blanca, CO · BLANCA, CO
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N7191ZPiper PA-25
Status
Completed · report March 28, 1972
Report
Brief approved by the director
Case key
162863

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
----------------------------------------------------------------------------------------------------------------------------
3-2926   71/8/6    BLANCA,COLO         PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0845                    N7191Z              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   AGE 45, 6500 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            2359 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - BLANCA
        DEPARTURE POINT             INTENDED DESTINATION
          ALAMOSA,COLO                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: EN ROUTE TO TREAT CROP
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CRANKSHAFT
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           TERRAIN - ROUGH/UNEVEN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2359                       KIND OF OPERATION - DUSTING CROPS
          KIND OF CROP - LETTUCE                                   TYPE OF CHEMICAL USED - DRY CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED
        REMARKS- STD-1065 DOWEL,CRANKSHAFT GR,SHEARED.REF AVCO SERV INST NR1179B DTD 6/19/70.

Aircraft

Registration
N7191Z
Reported as
Piper PA-25
Category
Airplane
Engine
reciprocating
Damage
Substantial damage
Airport
Blanca

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.