Aviation Crash Map

Beechcraft B36TC N6750C

5 January 1985 · Billings, Montana, United States · Minor injuries

Summary

On 5 January 1985 at about 01:25 local time, a Beechcraft B36TC registered N6750C was involved in an accident near Billings, Montana, United States. 2 people were on board and one had minor injuries. The aircraft was substantially damaged. No probable cause statement is available for this record.

The record

Date
at 01:25
Classification
Accident
Location
Billings, Montana, United States
Nearest airport
Logan (BIL)
Coordinates
Not recorded
Aircraft
Beechcraft B36TC
Registration
N6750C
Category
Airplane
Engines
1
Operator
Not recorded
Operating rule
Part 91: General Aviation
Purpose of flight
Business
Phase of flight
Not recorded
Route
Seattle → Billings
Aircraft damage
Substantial
Weather
VMC
Light
Night/Bright
NTSB number
DEN85LA060

People

1 person had minor injuries.

On board Died Serious Minor Uninjured
2 0 0 1 1

Probable cause

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

PLT USED CANNULA CONNECTED TO PORTABLE OXYGEN SYSTEM DURING CLIMB STARTING AT 11,000 FT MSL. AT FL 170 PLT SWITCHED TO A MASK CONNECTED TO ACFT OXYGEN STSTEM. AT FL 250, PLT COMPLAINED OF STOMACH PAINS FOR APRX 1/2 HR. PLT THEN STATED TO HIS SON THAT HIS OXYGEN SMELT BAD, THE MASK WAS AWKWARD TO USE AND IT FIT POORLY. AT THIS TIME THE PLT USED THE MASK AND CANNULA TOGETHER. THE ACFT OXYGEN SYSTEM WAS CHECKED AND INDICATED A POSITIVE FLOW WITH A BOTTLE PRESSURE OF 1500 PSI. PLT THEN BEGAN SHOWING SIGNS OF HYPOXIA AND SUBSEQUENTLY DRIFTED IN AND OUT OF CONSIOUSNESS. PLTS SON TOOK OVER CONTROLS, DECLARED AN EMERGENCY AND FLEW THE ACFT UNTIL FINAL APCH WHEN THE PLT TOOK CONTROL OF ACFT. PLT DIVED ACFT ON SHORT FINAL AND SON PULLED BACK ON YOKE. ACFT CONTACTED GROUND SHORT OF THE RWY. INSPECTION OF THE ACFT OXYGEN SYSTEM REVEALED NO MECHANICAL MALFUNCTION, HOWEVER, THE OXYGEN BOTTLE REPORTEDLY HAD AN APRX DEW POINT OF -35 DEG F. OXYGEN USED FOR AVIATION IS REQUIRED TO HAVE A DEW POINT OF -83 DEG F OR LESS.

Quoted verbatim from the NTSB record.

Other Beechcraft B36TC accidents

Date Aircraft Location Operator Outcome Died
12 Jul 1985 Beechcraft B36TC
N948ST
Idaho City, Idaho, United States Michael E. Quesnoy Fatal 2
19 Jun 1987 Beechcraft B36TC
N69309
Barnhart, Texas, United States - No injuries -
30 May 1983 Beechcraft B36TC
N837E
Farmingdale, New York, United States - Fatal 4
5 Jan 1988 Beechcraft B36TC
N6624N
Woodward, Oklahoma, United States - Serious injuries -
1 Mar 1990 Beechcraft B36TC
N3077G
Inver Grove Hgt, Minnesota, United States - Fatal 1
20 Jul 1990 Beechcraft B36TC
N72035
Santee, California, United States Orlyn L. Jones Fatal 1

All 60 records for this type

Other accidents in this area

Date Aircraft Location Operator Outcome Died
15 Jan 1985 Cessna 150
N1416Q
Missoula, Montana, United States
no coordinates
- No injuries -
11 Feb 1985 Piper PA-18
N3777P
Thompson Falls, Montana, United States - No injuries -
6 Dec 1985 Helio H-391B
N4101D
Bozeman, Montana, United States - No injuries -
6 Dec 1985 Cessna 177B
N13717
Billings, Montana, United States
no coordinates
- No injuries -
9 Dec 1985 Cessna 172P
N64069
Missoula, Montana, United States - No injuries -
15 Feb 1985 Cessna 152
N24950
Kalispell, Montana, United States - No injuries -

All 170,864 records in United States