Burkhart Grob G109B N109MD

Summary

On 9 January 1988 at about 21:45 local time, a Burkhart Grob G109B registered N109MD, operated by Devereaux, Mark, was involved in an accident near Tehachapi, California, United States. 2 people were on board and one died, one had minor injuries. The aircraft was substantially damaged. No probable cause statement is available for this record.

Date

9 January 1988 at 21:45

Classification

Accident

Location

Tehachapi, California, United States

Coordinates

35.1206, -118.5097

Aircraft

Burkhart Grob G109B

Registration

N109MD

Category

Glider

Engines

1

Operator

Devereaux, Mark

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Route

Tehachapi → Unknown

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

LAX88LA083

1 person 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 PILOT AND HIS PASSENGER USED THE MOTORGLIDER'S POWERPLANT TO TAKEOFF AND CLIMB TO A MOUNTAIN RIDGE TO SOAR. UPON REACHING THE RIDGE TOP THE PILOT SHUT OFF THE POWERPLANT AND ENTERED SOARING FLIGHT. THE PASSENGER STATED THAT THE MOTORGLIDER DESCENDED INTO TREES AND THEN IMPACTED THE SNOW COVERED TERRAIN. HE SAID THAT THE PILOT DID NOT ATTEMPT TO RESTART THE POWERPLANT BEFORE COLLIDING WITH THE TREES. TOXICOLOGICAL TESTS ON THE PILOTS BLOOD AND URINE WERE CONDUCTED. THEY REVEALED 0.9 MCG/ML OF BROMPHENIRAMINE IN HIS URINE AND LOW CONCENTRATIONS OF PHENYLPROPANOLAMINE AND 6.0 MG/ML OF MARIJUANA METABOLITES IN HIS BLOOD. IN ADDITION, 62.0 MG/ML OF MARIJUANA METABOLITES WERE DETECTED IN HIS URINE.

Quoted verbatim from the NTSB record.