Cessna 172M N9086H

Summary

On 23 November 1990 at about 02:20 local time, a Cessna 172M registered N9086H, operated by Air National Guard Aero Inc, was involved in an accident near Perham, Maine, United States. 2 people were on board and 2 died. The aircraft was destroyed. The NTSB has published a probable cause for this accident; it is quoted in full below.

Date

23 November 1990 at 02:20

Classification

Accident

Location

Perham, Maine, United States

Coordinates

Not recorded

Aircraft

Cessna 172M

Registration

N9086H

Category

Airplane

Engines

1

Operator

Air National Guard Aero Inc

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Route

Bangor → Presque Isle

Aircraft damage

Destroyed

Weather

IMC

Light

Night/Dark

NTSB number

NYC91FA034

2 people died.

THE PILOT INITIATING FLIGHT INTO KNOWN ICING CONDITIONS WHICH RESULTED IN AN ACCUMULATION OF AIRFRAME ICE AND A FAILURE TO MAINTAIN AIRSPEED. THE CONTRIBUTING FACTOR WAS THE EXISTING ICING CONDITIONS.

Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.

Read the full NTSB narrative

THE PILOT WAS TOLD OF FORECAST ICING CONDITIONS DURING TWO WEATHER BRIEFINGS PRIOR TO DEPARTURE. THE PILOT ARRIVED AT THE DESTINATION AIRPORT AND MADE 2 VOR APPROACHS. DURING THE APPROACHES THE FREEZING LEVEL WAS AT THE SURFACE AND THERE WAS A LIGHT DRIZZLE. AFTER THE SECOND MISSED APPROACH THE PILOT REQUESTED VECTORS BACK TO HIS ORIGINATING AIRPORT. THE CONTROLLER SAID WHEN LAST SEEN ON RADAR, THE AIRPLANE HAD DESCENDED FROM 2000 FEET TO 1200 FEET IN ABOUT 8 SECONDS. WHEN FOUND THE AIRPLANE HAD LARGE SURFACE AREAS COVERED WITH 1/8' ICE. THERE WAS NO EVIDENCE OF ICE ON THE SURROUNDING TERRAIN.

Quoted verbatim from the NTSB record.