Boerne Stage Field Airport
Aircraft Accident/Incident Report

San Antonio, Texas 78213
Monday, October 25, 1993 16:00 CDT

NTSB Narrative Summary Released at Completion of Accident

THE PILOT SAID HE THOUGHT HE WAS 40 FEET ABOVE THE GROUND WHEN HE BANKED RIGHT FROM BASE LEG TO FINAL APPROACH. HE SAID HE HAD BEEN WATCHING THE ALTIMETER INSTEAD OF LOOKING OUTSIDE. HIS ATTENTION WAS DIRECTED OUTSIDE THE AIRCRAFT WHEN HE FELT THE RIGHT WING AND NOSE CONTACT THE GROUND. THE PILOT SAID LATER HE WAS 'UNFAMILIAR WITH THE TERRITORY AND RAN OUT OF AIRSPACE,' AND THAT THE 'ALTIMETER WAS SET WRONG.'

NTSB Probable Cause Narrative

THE PILOT'S FAILURE TO MAINTAIN A VISUAL LOOKOUT. FACTORS WERE: INADEQUATE ALTITUDE AND DISTRACTED ATTENTION.

Event Information

Type of Event Accident
Event Date 10/25/1993
Event Day of the Week Monday
Time of Event 1600
Event Time Zone Central Daylight Time
Event City SAN ANTONIO
Event State TEXAS
Event Country --
Zipcode of the event site 78213
Event Date Year 1993
Event Date Month 10
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport BOERNE STAGE FIELD
Event Location Nearest Airport ID 5C1
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation 1380
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1550 Central Daylight Time
Direction of event from weather observation facility (degrees) 125
Weather Observation Facility ID SAT
Elevation of weather observation facility 809
Distance of event from weather observation facility (units?) 16
Time Zone of the weather observation CDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 20
Air Temperature at event time (in degrees celsius) 27
Dew Point at event time (in degress fahrenheit) 4
Wind Direction (degrees magnetic) 360
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 2365
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) 1396
NTSB Notification Source --
NTSB Notification Date Oct 25 1993 12:00AM
NTSB Notification Time 1645
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 11 2000 1:42PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N94BG
NTSB Number FTW94LA020
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 Burkhart Grob
Aircraft Model G103
Aircraft Series Identifier G103
Aircraft Serial Number 3652
Certified Max Gross Weight 1500
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 --
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Mar 23 1993 12:00AM
Airframe hours since last inspection 88
Airframe Hours 950
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name OSPREY SOARING SCHOOL
Aircraft Owner Street Address 221 GLENTOWER DRIVE
Aircraft Owner City SAN ANTONIO
Aircraft Owner State TX
Aircraft Owner Country
Aircraft Owner Zipcode 78213
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
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
Departure City
Departure State
Departure Country
Departure Time 1545
Departure Time Zone CDT
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 10:34AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 35
Runway Length 3400
Runway Width 36
Sight Seeing flight No
Air Medical Flight No
Medical Flight --