Yolo County Airport
Aircraft Accident/Incident Report

Davis, California 95616
Saturday, July 7, 1990 17:15 PDT

NTSB Narrative Summary Released at Completion of Accident

THE SURFACE WINDS WERE REPORTED TO BE LIGHT AND VARIABLE. AFTER LANDING ON RUNWAY 34, THE PILOT IMPROPERLY USED THE BRAKES CAUSING THE AIRPLANE TO ENTER INTO A LEFT SKID AND EXIT THE RUNWAY. AFTER EXITING THE RUNWAY, THE AIRPLANE NOSED OVER, WHEN THE NOSE WHEEL SANK INTO THE SOFT DIRT.

NTSB Probable Cause Narrative

THE PILOT FAILED TO MAINTIN DIRECTIONAL CONTROL BY IMPROPERLY USING THE BRAKES.

Event Information

Type of Event Accident
Event Date 7/7/1990
Event Day of the Week Saturday
Time of Event 1715
Event Time Zone Pacific Daylight Time
Event City DAVIS
Event State CALIFORNIA
Event Country --
Zipcode of the event site 95616
Event Date Year 1990
Event Date Month 7
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport YOLO COUNTY
Event Location Nearest Airport ID 2Q3
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 98
Weather Briefing Completeness Not pertinent
Investigator's weather source Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
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) 15
Air Temperature at event time (in degrees celsius) -18
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) 0
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) 346
NTSB Notification Source --
NTSB Notification Date Jul 7 1990 12:00AM
NTSB Notification Time 1945
Fiche Number and/or location -used to find docket information 41156
Date of most recent change to record Dec 18 2002 11:28AM
User who most recently changed record NTSB\GIUV
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N7726X
NTSB Number LAX90LA245
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 CESSNA
Aircraft Model 172
Aircraft Series Identifier 172
Aircraft Serial Number 17248226
Certified Max Gross Weight 2200
Aircraft Category Airplane
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 4
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection 0
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name UNKNONW
Aircraft Owner Street Address
Aircraft Owner City
Aircraft Owner State
Aircraft Owner Country
Aircraft Owner Zipcode
Operator is an individual? --
Operator Name ULTAMAX GROUP
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 5400 JILLSON ST.
Operator City LOS ANGELES
Operator State CA
Operator Country
Operator Zip code 90040
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 No
Departure Airport Code MOD
Departure City MODESTO
Departure State CA
Departure Country
Departure Time 1610
Departure Time Zone PDT
Destination Same as Local Flt crash at destination city
Destination Airport Code 2Q3
Destination City
Destination State
Destination Country
Specific Phase of Flight Landing
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 34
Runway Length 6000
Runway Width 100
Sight Seeing flight No
Air Medical Flight No
Medical Flight --