- Date
- November 3, 1972
- Place
- Roby, TX · ROBY, TX
- Injuries
- 1 serious
- Damage
- Destroyed
- Phase of flight
- Maneuvering
- Aircraft
- N10231Grumman G-164
- Status
- Completed · report March 10, 1973
- Report
- Brief approved by the director
- Case key
- 169038
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 ---------------------------------------------------------------------------------------------------------------------------- 3-2954 72/11/3 ROBY,TEX GRUMMAN G-164 CR- 0 1 0 COMMERCIAL COMMERCIAL, FL.INSTR., TIME - 1500 N10231 PX- 0 0 0 AERIAL APPLICATION AGE 23, 1200 TOTAL HOURS, DAMAGE-DESTROYED OT- 0 0 0 20 IN TYPE, INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION BOB TERRY STRIP LOCAL TYPE OF ACCIDENT PHASE OF OPERATION COLLISION WITH GROUND/WATER: CONTROLLED IN FLIGHT: MANEUVER TO AVOID OBSTRUCTION PROBABLE CAUSE(S) PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,ALTITUDE OR CLEARANCE PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS FACTOR(S) PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT SPECIAL DATA TOTAL HOURS IN CROP CONTROL - 300 KIND OF OPERATION - DEFOLIATION (LIQUID) KIND OF CROP - COTTON TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC PILOT' S SEAT BELT -FASTENED-PROPERLY GLOVES - NOT USED GOGGLES - NOT USED CRASH HELMET - AVAILABLE USED COCKPIT CRASHPAD - INSTALLED CRASH BAR - INSTALLED TANK/HOPPER-LOCATION - FORWARD OF PILOT TERRAIN-TYPE -ROLLING SWATH RUN-HOW FLOWN - CROSSWIND PROCEDURE TURNAROUND - THIRD 1/3 TURN FIRE AFTER IMPACT REMARKS- FAILED TO INCREASE PROP RPM DURING ATTEMPT TO INCREASE ENGINE POWER POST IMPACT FIRE
Aircraft
- Registration
- N10231
- Reported as
- Grumman G-164
- Category
- Airplane
- Engine
- reciprocating
- Damage
- Destroyed
- Airport
- Sweetwater
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 N10231 · 1
Matched to the same aircraft by N-number and date.