Cessna 310I N8008M

Summary

On 9 April 1988 at about 05:30 local time, a Cessna 310I registered N8008M, operated by Johnson, Ronald W., was involved in an accident near Helena, Montana, United States. 2 people were on board and 2 died. The aircraft was destroyed. No probable cause statement is available for this record.

Date

9 April 1988 at 05:30

Classification

Accident

Location

Helena, Montana, United States

Nearest airport

Helena Regional (HLN)

Coordinates

46.5296, -112.2110

Aircraft

Cessna 310I

Registration

N8008M

Category

Airplane

Engines

2

Operator

Johnson, Ronald W.

Operating rule

Part 91: General Aviation

Purpose of flight

Business

Phase of flight

Not recorded

Route

Glasgow → Unknown

Aircraft damage

Destroyed

Weather

IMC

Light

Night/Dark

NTSB number

DEN88FA093

2 people died.

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

THE ACFT DEPD GLASGOW, MONTANA, WHERE THE PASSENGER (SECRETARY OF STATE FOR MONTANA) HAD BEEN CAMPAIGNING. INITIALLY, A VFR FLT PLAN HAD BEEN FILED; HOWEVER, DRG ARRIVAL AT HELENA, AN IFR FLT PLAN WAS FILED WHEN THE PLT REALIZED THE WX HAD DETERIORATED. THE FCST HAD INDICATED CHC OF CEILING 2500 BKN WITH LIGHT SNOW. THE PLT WAS CLRD FOR AN ILS RWY 27 APCH AT 2328 MDT. THE PLT ACKNOWLEDGED THE CLNC, BUT A SHORT TIME LATER, RADIO CTC WAS LOST. THE ACFT CRASHED ALONG THE ILS COURSE AFTER IT HAD PASSED THE FINAL APCH FIX/OUTER MARKER. WITNESSES RPRTD THAT A SNOW STORM BEGAN JUST BEFORE THE ACDNT OCCURRED AND THE VISIBILITY WAS NEAR ZERO DUE TO BLOWING SNOW. THE ACFT IMPACTED IN A LEFT WING LOW, NOSE LOW ATTITUDE. WITNESSES SAID THEY HEARD THE ACFT OPERATING AT HIGH RPM AND LOW ALTITUDE BEFORE THE CRASH, OR THAT THE ENG SOUND INCREASED BEFORE IMPACT. ONE WITNESS SAID THE ENG SOUND VARIED FM HIGH TO LOW RPM. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FND. THE PLT HAD LOGGED 2 HRS IN C-310 AND 3 INSTRUMENT HRS IN PREV 90 DAYS.

Quoted verbatim from the NTSB record.