NTSB Identification: BFO86FA042.
The docket is stored on NTSB microfiche number 34743.
Accident occurred Sunday, August 17, 1986 in BOWLEYS QRTRS, MD
Probable Cause Approval Date: 06/14/1988
Aircraft: PIPER PA-30, registration: N31AB
Injuries: 3 Fatal.

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.

DRG ARR, TRACON GAVE THE PLT THE ARPT WX & PROVIDED VECTORS FOR AN ILS RWY 32 APCH. THE PLT INQUIRED ABOUT A CELL THAT HE UNDERSTOOD WAS OVER THE ARPT & WAS ADVISED TO STANDBY WHILE THE CONTROLLER (CTLR) CHECKED ON IT. THE CTLR CONTACTED TWR PSNL WHO ADZD THE VIS WAS 1 MI IN HVY RAIN, BUT THE PLT WAS GIVEN A FREQ CHG BFR THE INFO WAS PASSED ON TO HIM. HOW-EVER, THE FINAL CTLR ADZD HIM OF THE CELL WHICH WAS OVR THE NDB. THE NDB WAS 1.6 MI FM RWY 32, ALONG THE ILS COURSE. THEPLT ELECTED TO CONT THE APCH & WAS CLRD TO TWR FREQ. AS THE ACFT APCHD THE NDB, RADAR SHOWED IT WAS OFF COURSE. THE TWR CTLR TRIED TO GIVE THE PLT CLIMB-OUT INSTRNS, BUT THE PLT DECLINED THEM & SAID HE WAS HAVING TROUBLE CTLG THE ACFT. THE PLT'S LAST TRANSMISSION WAS TO ACKNOWLEDGE HE WOULD TURN 180 DEG TO ABANDON THE APCH. WITNESSES SAW THE ACFT COME OUT OF CLOUDS IN A STEEP DIVE & CRASH ABOUT 1 MI FM THE ARPT IN 10' TO 15' OF WATER BFR RECOVERING. NO PREIMPACT MECHANICAL PROBLEMS WERE FND. A WX STUDY SHOWED CLOUD BASES AT 700' & WX ECHOS OF AT LEAST MOD INTENSITY (VIP LVL 2).

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

FLIGHT INTO KNOWN ADVERSE WEATHER..CONTINUED..PILOT IN COMMAND



Contributing Factors

WEATHER CONDITION..LOW CEILING


Contributing Factors

WEATHER CONDITION..RAIN


Contributing Factors

WEATHER CONDITION..TURBULENCE IN CLOUDS

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