Accident PZL M-18 Dromader N4685R,
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ASN Wikibase Occurrence # 363536
 
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Date:Saturday 6 June 1992
Time:08:00 LT
Type:Silhouette image of generic M18 model; specific model in this crash may look slightly different    
PZL M-18 Dromader
Owner/operator:A-1 Aviation Inc.
Registration: N4685R
MSN: 1Z012-09
Engine model:PZL-KALISZ ASZ-621R
Fatalities:Fatalities: 0 / Occupants: 1
Aircraft damage: Substantial
Category:Accident
Location:Spangle, WA -   United States of America
Phase: Initial climb
Nature:Agricultural
Departure airport:
Destination airport:
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
AT THE BEGINNING OF AN AERIAL APPLICATION FLIGHT, THE OWNER OF THE AIRPLANE REPORTED THAT THE AIRPLANE WAS LOADED WITH APPROX 300 GALLONS OF CHEMICAL. AFTER THE AIRPLANE LIFTED OFF OF THE GRAVEL RUNWAY, THE AIRPLANE WOULD NOT GAIN ALTITUDE. THE PILOT FLEW THE AIRPLANE IN GROUND EFFECT OVER A DITCH AT THE END OF THE RUNWAY AND CONTINUED FOR A FORCED LANDING TO AN OPEN FIELD. THE PILOT ATTEMPTED TO JETTISON THE LOAD; HOWEVER, DUE TO A CLOGGED NOZZLE, THE LOAD COULD NOT BE DUMPED. DURING THE LANDING ROLL, THE AIRPLANE COLLIDED WITH THE ROUGH TERRAIN. THE OWNER HAD THE ENGINE INSPECTED AND REPORTED THAT THERE WAS NO EVIDENCE OF A MECHANICAL FAILURE OR MALFUNCTION.

Probable Cause: ALTITUDE WAS NOT ATTAINED. A FACTOR TO THE ACCIDENT WAS: LOAD JETTISON WAS NOT POSSIBLE.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: SEA92LA221
Status: Investigation completed
Duration: 1 year and 3 months
Download report: Final report

Sources:

NTSB SEA92LA221

History of this aircraft

Other occurrences involving this aircraft
7 June 1988 N4685R Arkla Flyers, Inc. 0 Mer Rouge, LA sub
9 July 1994 N4685R Faw Aviation Inc. 0 Plymouth, WA sub

Location

Revision history:

Date/timeContributorUpdates
18-Mar-2024 18:23 ASN Update Bot Added

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