Lake-In-The-Hills Airport
Aircraft Accident/Incident Report

Lake-In-Hills, Illinois 60156
Monday, September 3, 2007 13:58 CDT

NTSB Narrative Summary Released at Completion of Accident

The purpose of the flight was for the ATP/CFI to give the private pilot a biennial flight review, as his had expired. The airplane entered a steep left bank and descended to impact soft terrain during an initial climb after takeoff. Post accident inspection of the airplane and engine failed to reveal any failure/malfunction which would have resulted in the accident.

NTSB Probable Cause Narrative

The airplane descended and impacted terrain during initial climb for undetermined reasons. Contributing to the accident was the soft, uphill terrain.

Event Information

Type of Event Accident
Event Date 9/3/2007
Event Day of the Week Monday
Time of Event 1358
Event Time Zone Central Daylight Time
Event City Lake-in-Hills
Event State ILLINOIS
Event Country --
Zipcode of the event site 60156
Event Date Year 2007
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude 421225N
Event Location Longitude 0881923W
Event Location Airport Lake-in-the-Hills
Event Location Nearest Airport ID 3CK
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation 888
Weather Briefing Completeness --
Investigator's weather source Weather Observation Facility
Time of the weather observation 1352 Central Daylight Time
Direction of event from weather observation facility (degrees) 170
Weather Observation Facility ID DPA
Elevation of weather observation facility 758
Distance of event from weather observation facility (units?) 19
Time Zone of the weather observation CDT
Lighting Conditions Day
Lowest Ceiling Height --
Lowest Non-Ceiling Height 4900
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 31
Dew Point at event time (in degress fahrenheit) 19
Wind Direction (degrees magnetic) 200
Variable Wind Indicator Wind direction could be determined
Wind Speed (knots) 6
Wind Velocity Indicator --
Wind Gust Indicator Not Gusting
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) 30.11
Density Altitude (feet) --
Intensity of Precipitation --
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries --
On Ground, Minor Injuries --
On Ground, Serious Injuries --
Injury Total Fatal 2
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 24635
NTSB Notification Source FAA
NTSB Notification Date Sep 3 2007 12:00AM
NTSB Notification Time --
Fiche Number and/or location -used to find docket information --
Date of most recent change to record Nov 7 2008 8:17AM
User who most recently changed record sulp
Basic weather conditions Visual Meteorological Cond
FAA District Office DuPage FSDO

Aircraft Involved

Aircraft #1

Aircraft Registration Number N212YA
NTSB Number CHI07FA286
Missing Aircraft Indicator --
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 Yakovlev
Aircraft Model Yak 52
Aircraft Series Identifier --
Aircraft Serial Number 877505
Certified Max Gross Weight 2900
Aircraft Category Airplane
Aircraft Registration Class --
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 2
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Conditional
Date of Last Inspection Sep 22 2006 12:00AM
Airframe hours since last inspection 64
Airframe Hours 961
ELT Installed Yes
ELT Activated Unknown
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name Yak In Flight LLC
Aircraft Owner Street Address 2711 Centerville Road Suite 120
Aircraft Owner City Wilmington
Aircraft Owner State DE
Aircraft Owner Country USA
Aircraft Owner Zipcode 19808
Operator is an individual? No
Operator Name Steve M. Hildebrand
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address --
Operator City Fox River Grove
Operator State IL
Operator Country USA
Operator Zip code 60021
Operator Code --
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation --
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 Yes
Departure Point Same as Event Yes
Departure Airport Code 3CK
Departure City Lake-in-Hills
Departure State IL
Departure Country USA
Departure Time 1358
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 USA
Specific Phase of Flight Takeoff - initial climb
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Nov 5 2008 9:42PM
User who most recently changed record sulp
Since inspection or accident --
Event Location Runway Number and Location 26
Runway Length 3058
Runway Width 50
Sight Seeing flight No
Air Medical Flight No
Medical Flight --