NTSB Identification: BFO86FA005.
The docket is stored on NTSB microfiche number 33346.
Nonscheduled 14 CFR
Accident occurred Monday, November 11, 1985 in COATESVILLE, PA
Aircraft: PIPER PA-23-250, registration: N54136
Injuries: 2 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.

THERE WAS NO WX RPRTG STN AT COATESVILLE, BUT APRX 25 MI ESE AT PHILADELPHIA, THE FORECAST WAS FOR OCNL CEILINGS OF 600'OVERCAST, VIS 3 MI WITH LGT RAIN SHOWERS & FOG. THERE WERE FLT PRCTNS FOR TURBC BLO 5000' DUE TO WND SHEAR, CEILINGS & VIS FREQ BLO 1000' & 3 MI WITH STRATUS, LGT DRIZZLE & FOG. DRG ARRIVAL, THE ACFT WAS VECTORED FOR A VOR RWY 29 APCH (ILSWAS OUT OF SVC). ON HIS 1ST ATTEMPT, THE PLT MADE A MISSED APCH. HE GOT VECTORS TO FLY THE APCH AGAIN & SAID HE WOULD PROCEED TO PHILADELPHIA, IF A LNDG COULD NOT BE COMPLETED. ON THE 2ND APCH, THE ACFT DSCNDD BLO RADAR COVERAGE AT 1800' MSL, APRX 3 MI ESE OF THE ARPT. SUBSEQUENTLY, IT CRASHED APRX 1 MI NNE OF THE RWY THRESHOLD, WHILE IN A STEEP NOSE DWN ATTITUDE. THE MAIN WRECKAGE CAME TO REST 44' NNE OF THE PRINCIPAL IMPACT POINT. NO PREIMPACT MECHANICAL PROBLEMS WERE FOUND. THE STABILATOR TRIM WAS NOTED IN THE FULL NOSE DWN POSITION; BUT THE SYS'S INTEGRITY WAS NOT MAINTAINED DRG THE ACDNT. WX STUDY INDCD CLD BASES WERE AT 900' MSL. MIN DSCNT ALT (MDA) FOR THE APCH WAS 1060' MSL; ARPT ELEV WAS 662'.

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

REASON FOR OCCURRENCE UNDETERMINED


Contributing Factors

LIGHT CONDITION..DARK NIGHT


Contributing Factors

WEATHER CONDITION..LOW CEILING


Contributing Factors

WEATHER CONDITION..FOG


Contributing Factors

WEATHER CONDITION..RAIN


Contributing Factors

WEATHER CONDITION..UNFAVORABLE WIND


Contributing Factors

WEATHER CONDITION..WINDSHEAR


Contributing Factors

WEATHER CONDITION..TURBULENCE


Contributing Factors

WEATHER CONDITION..BELOW APPROACH/LANDING MINIMUMS

Index for Nov1985 | Index of months