NTSB Identification: SEA89FA027.
The docket is stored on NTSB microfiche number 37900.
Nonscheduled 14 CFR
Accident occurred Wednesday, December 14, 1988 in KASAAN, AK
Probable Cause Approval Date: 01/08/1990
Aircraft: de Havilland DHC-2, registration: N89U
Injuries: 1 Fatal,2 Serious.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE PLT PLANNED TO LAND AT A SEAPLANE BASE THAT WAS LOCATED IN A BOWL-SHAPED COVE. DRG THE LANDING, THE ACFT TOUCHED DOWN LONG ON WATER SWELLS & THE PLT ELECTED TO GO AROUND. WITNESSES RPRTD THAT DRG THE GO-AROUND, THE PLT INITIATED A STEEP TURN WHILE STILL AT LOW ALT TO AVOID BUILDINGS & RISING TERRAIN. HOWEVER, THE ACFT ENTERED A STEEP DSCNT & CRASHED ON A WOODEN WALKWAY ALONG THE SHORELINE NEAR THE SEAPLANE DOCK. NO PREIMPACT PART FAILURE OR MALFUNCTION OF THE ACFT OR ENG WAS EVIDENT.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

PLANNED APPROACH..IMPROPER..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

ABORTED LANDING..DELAYED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

AIRSPEED..INADEQUATE..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

STALL..INADVERTENT..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

WEATHER CONDITION..UNFAVORABLE WIND


Contributing Factors

TERRAIN CONDITION..WATER,ROUGH


Contributing Factors

TERRAIN CONDITION..HIGH OBSTRUCTION(S)

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