Nut Tree Airport
Aircraft Accident/Incident Report

Vacaville, California 95688
Sunday, November 6, 1988 11:30 PST

NTSB Narrative Summary Released at Completion of Accident

DURING FINAL APPROACH, THE GLIDER COLLIDED WITH A FENCE. A WITNESS STATED THAT, 'THE PILOT SIMPLY LET THE GLIDER GET TOO LOW AND TOO SLOW AND HIT A FENCE.' THERE WERE NO MECHANICAL PROBLEMS REPORTED PRIOR TO THE ACCIDENT. THE PILOT DID NOT FILE AN ACDT REPORT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 11/6/1988
Event Day of the Week Sunday
Time of Event 1130
Event Time Zone Pacific Standard Time
Event City VACAVILLE
Event State CALIFORNIA
Event Country --
Zipcode of the event site 95688
Event Date Year 1988
Event Date Month 11
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport NUT TREE
Event Location Nearest Airport ID 045
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 113
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1050 Pacific Standard Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID SUU
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation PST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 2000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 25
Air Temperature at event time (in degrees celsius) 20
Dew Point at event time (in degress fahrenheit) 8
Wind Direction (degrees magnetic) 360
Variable Wind Indicator Unknown
Wind Speed (knots) 9
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 1070
NTSB Notification Source --
NTSB Notification Date Nov 6 1988 12:00AM
NTSB Notification Time 1255
Fiche Number and/or location -used to find docket information 37117
Date of most recent change to record Dec 13 2000 12:18PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N129KS
NTSB Number LAX89LA038
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name SCHLEICHER
Aircraft Model ASK-21
Aircraft Series Identifier ASK-21
Aircraft Serial Number 21275
Certified Max Gross Weight 660
Aircraft Category Glider
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 2
Number of Engines 0
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours --
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name H&H CORPORATION
Aircraft Owner Street Address P.O. BOX 617
Aircraft Owner City CALISTOGA
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 94515
Operator is an individual? --
Operator Name VACAVILLE AERO SERVICES INC.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 5730 RIVERA
Operator City VACAVILLE
Operator State CA
Operator Country
Operator Zip code 95688
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code O45
Departure City
Departure State
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Approach
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 1
Runway Length 3800
Runway Width 75
Sight Seeing flight No
Air Medical Flight No
Medical Flight --