MIA79DLG29

NTSB accident investigation · Hiller UH-12E · Timmonsville, SC · August 20, 1979

Accident · Minor injuriesClosed
Date
August 20, 1979
Place
Timmonsville, SC · TIMMONSVILLE, SC
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N121NRHiller UH-12E
Status
Completed · report October 9, 1979
Report
Brief approved by the director
FAA report
19790820019749A
Case key
134741

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
----------------------------------------------------------------------------------------------------------------------------
3-2052  79/8/20    TIMMONSVILLE,SC     HILLER UH-12E       CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 38, 8160
        TIME - 1130                    N121NR              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 188 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          TIMMONSVILLE,SC             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        FACTOR(S)
           WEATHER - DOWNDRAFT,UPDRAFTS
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      90
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          270                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 8160                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - BEANS                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - BELLY                             TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  149                 SWATH RUN-HOW FLOWN - UPWIND
         FIRE AFTER IMPACT
        REMARKS- PIC FLEW UNDER POWER LINES.

Aircraft

Registration
N121NR
Reported as
Hiller UH-12E
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.

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.