DIA69D0152

NTSB accident investigation · Sikorsky S-55 · Alderson, WV · February 28, 1969

Accident · No injuriesClosed
Date
February 28, 1969
Place
Alderson, WV · ALDERSON, WV
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N1562Sikorsky S-55
Status
Completed · report July 8, 1969
Report
Brief approved by the director
Case key
190461

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
----------------------------------------------------------------------------------------------------------------------------
3-1285  69/2/28    ALDERSON,W VA       SIKORSKY S-55       CR-  0  0  2  COMMERCIAL                COMMERCIAL, AGE 29, 2117
        TIME - 1140                    N1562               PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 143 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           COPILOT - SPONTANEOUS-IMPROPER ACTION
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  142                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - PASTURE                                   TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          GLOVES - USED                                            CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - BELLY                             TERRAIN-TYPE -ROLLING
          ELEVATION-AREA BEING TREATED-FEET -  2000
        REMARKS- RAPID DESCENT FROM HOVER LDG ON SPRAY RIG.HYDRAULIC BOOST TURNED OFF INSTEAD OF FERTILIZER SWITCH.

Aircraft

Registration
N1562
Reported as
Sikorsky S-55
Category
Helicopter
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 N1562 · 3

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