NTSB Identification: NYC85FFA01.
The docket is stored on NTSB microfiche number 26463.
Accident occurred Saturday, October 06, 1984 in ESSEX, NY
Aircraft: CESSNA 172I, registration: N215NY
Injuries: 4 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.
WITNESSES STATED ACFT BECAME AIRBORNE NEAR THE SLIGHT RISE IN THE RWY, APRX 1500 FT DOWN THE RWY, AND CLIMBED TO APRX 60 FT AGL. ACFT SHUTTERED AND NOSE OF ACFT PITCHED UP. LEFT WING AND NOSE THEN DROPPED. ACFT CONTINUED DESCENDING TO THE LEFT ACROSS A SMALL RAVINE WHICH PARALLELED THE RWY, CRASHING INTO THE EASTERLY SIDE OF A RAVINE. INVESTIGATION REVEALED SEAT STOPS WERE NOT FOUND IN PLTS SEAT RAIL. STOP SCREW WAS FOUND ON CABIN FLOOR NEAR LOCATION OF HOLE PROVIDED FOR SEAT STOP IN INBOARD TRACK OF SEAT. 1/2 OF THE BROKEN SEAT STOP WAS FOUND IN THE LEFT CHANNEL OF THE RIGHT PLTS SEAT TRACK APRX 1 INCH FORWARD OF THE INSTALLATION HOLE. THE SEAT TRACK SURFACE WAS SCORED AND ALL HOLES IN THE TRACK WERE ELONGATED. THE SEAT ROLLERS WERE REPLACED IN 1979 DUE TO SLIPPAGE. ACFT CONTAINEDA SEAT SLIPPAGE WARNING PLACARD, 'INSURE AIRCRAFT SEATS ARE POSITIVELY LOCKED BEFORE TAKEOFF AND LANDING.'
The National Transportation Safety Board determines the probable cause(s) of this accident to be:MISC EQPT/FURNISHINGS..FAILURE,PARTIAL
The National Transportation Safety Board determines the probable cause(s) of this accident to be:PULL-UP..EXCESSIVE..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:AIRSPEED(VSO)..EXCEEDED..PILOT IN COMMAND
REMEDIAL ACTION..NOT POSSIBLE..PILOT IN COMMAND
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