NTSB Identification: SEA87LA164.
The docket is stored on NTSB microfiche number 34390.
Accident occurred Thursday, August 13, 1987 in CASCADE, ID
Probable Cause Approval Date: 10/25/1988
Aircraft: BEECH A36TC, registration: N1834M
Injuries: 2 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PLT ELECTED TO DIVERT DUE TO HVY RAIN AT HIS DESTN. WHILE LNDG AT AN ALTERNATE ARPT AT NGT, HYDROPLANING OCCURRED & BRAKING WAS NOT EFFECTIVE. DRG A GO-AROUND, THE ACFT ROLLED ONTO THE OVERRUN & LIFTED OFF, BUT THE ACFT'S MAIN GEAR STRUCK A ROCK PILE ON THE OVERRUN. SUBSEQUENTLY, THE ACFT CAME TO REST ON CONSTRUCTION DIRT. THE ROCK PILE WAS APRX 5 FTHI & WAS LEFT ON THE OVERRUN BY CONSTRUCTION PSNL. A NOTAM WAS IN EFFECT WHICH STATED 'MEN AND EQUIPMENT PRESENT AT THE END OF RUNWAY 30.' THE PLT RPRTD THERE WERE NO BARRIERS OR BLINKING LGTS TO MARK THE CONSTRUCTION AREA & HE WAS UNAWARE OF THE ROCK PILE UNTIL IT WAS TOO LATE.

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

AIRPORT FACILITIES,OBSTRUCTION MARKING..UNAVAILABLE

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

GO-AROUND..DELAYED..PILOT IN COMMAND


Contributing Factors

AIRPORT/FACILITIES..HIGH OBSTRUCTION(S)


Contributing Factors

WEATHER CONDITION..RAIN



Contributing Factors

AIRPORT FACILITIES,RUNWAY/LANDING AREA CONDITION..WET


Contributing Factors

AIRCRAFT PERFORMANCE,HYDROPLANING CONDITION

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