Cessna 172H N9511H

Summary

On 27 November 1982 at about 00:23 local time, a Cessna 172H registered N9511H, operated by William B. Plotts, was involved in an accident near Mount Alton, Pennsylvania, United States. One person was on board and one was seriously injured. The aircraft was substantially damaged. No probable cause statement is available for this record.

Date

27 November 1982 at 00:23

Classification

Accident

Location

Mount Alton, Pennsylvania, United States

Nearest airport

Bradford Regional (BFD)

Coordinates

40.0700, -76.3095

Aircraft

Cessna 172H

Registration

N9511H

Category

Airplane

Engines

1

Operator

William B. Plotts

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Route

Elmira → Youngstown

Aircraft damage

Substantial

Weather

IMC

Light

Night/Dark

NTSB number

NYC83FA032

1 person was seriously injured.

The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.

Nothing about the cause is stated here that is not in the source record.

Read the full NTSB narrative

WHILE ENROUTE THE PLT REPORTED HE WAS ICING UP & WOULD HAVE TO DIVERT TO BRADFORD. ABOUT 12 MI FROM THE ARPT THE PLT DECLARED AN EMERGENCY STATING HE DIDN'T THINK HE COULD MAKE A MISSED APPROACH WITH THE ICE BUILDUP. THE PLT THEN REPORTED A ROUGH ENGINE & AN AIRSPEED OF ABOUT 70K WITH FULL THROTTLE. JUST PRIOR TO THE CRASH THE PLT REPORTED THAT HE HAD SO MUCH ICE ON HIS WINDSHIELD THAT HE COULDN'T SEE. THE ACFT CRASHED ABOUT 1 MI SHORT OF RWY 32. COATING THE LEADING EDGE OF THE LEFT HORIZONTAL STABILIZER WAS AN ICE BUILDUP WHICH TAPERED IN THICKNESS FROM 1/4 INCH AT THE ROOT TO ABOUT 1-1/2 INCHES AT THE TIP. PIECES OF 3/4 TO ONE INCH THICK ICE WERE FOUND IN THE GROUND SCAR FOUND UNDER THE RIGHT WING. ICING CONDITIONS WERE FORECASTED ALONG THE ROUTE OF FLT.

Quoted verbatim from the NTSB record.