Memorial Airport
Aircraft Accident/Incident Report

Hot Springs, Arkansas 71913
Friday, October 17, 1986 14:30 CDT

NTSB Narrative Summary Released at Completion of Accident

THE PILOT STATED THAT GEAR WENT DOWN NORMALLY, HE HAD THREE GREEN LIGHTS AND THE GEAR WARNING HORN WAS NOT ON AND HE COULD SEE THAT THE NOSE GEAR WAS DOWN BY LOOKING IN THE NACELLE MIRROR. AFTER TOUCHDOWN, THE NOSE WAS LOWERED AND AS IT TOUCHED THE RUNWAY, THE NOSE GEAR COLLAPSED. A PRELIMINARY INSPECTION DID NOT INDICATE ANY PRE-IMPACT MECHANICAL OR HYDRAULIC PROBLEMS. A FUNCTIONAL TEST OF THE NOSE GEAR ACTUATOR WAS REQUESTED BUT THE UNIT WAS OVERHAULED INSTEAD. IT DID NOT INDICATE ANY SIGNS OF STRESS OR ABNORMAL WEAR. IT WAS APPROVED FOR RETURN TO SERVICE. THE REASON FOR THE NOSE GEAR COLLAPSED COULD NOT BE DETERMINED.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 10/17/1986
Event Day of the Week Friday
Time of Event 1430
Event Time Zone Central Daylight Time
Event City HOT SPRINGS
Event State ARKANSAS
Event Country --
Zipcode of the event site 71913
Event Date Year 1986
Event Date Month 10
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport MEMORIAL
Event Location Nearest Airport ID HOT
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 540
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1349 Central Daylight Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID HOT
Elevation of weather observation facility 540
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation CDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 25000
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) 24
Dew Point at event time (in degress fahrenheit) 8
Wind Direction (degrees magnetic) 190
Variable Wind Indicator Unknown
Wind Speed (knots) 4
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 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 1773
NTSB Notification Source --
NTSB Notification Date Oct 20 1986 12:00AM
NTSB Notification Time 1530
Fiche Number and/or location -used to find docket information 32232
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N49D
NTSB Number MKC87LA006
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 421C
Aircraft Series Identifier 421C
Aircraft Serial Number 421C0076
Certified Max Gross Weight 7450
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 8
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Mar 31 1986 12:00AM
Airframe hours since last inspection 75
Airframe Hours 1590
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name LAWRENCE H. DERBY
Aircraft Owner Street Address BOX 907
Aircraft Owner City WARREN
Aircraft Owner State AR
Aircraft Owner Country
Aircraft Owner Zipcode 71671
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) Business
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code 3M9
Departure City WARREN
Departure State AR
Departure Country
Departure Time 1355
Departure Time Zone CDT
Destination Same as Local Flt crash at destination city
Destination Airport Code
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 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 5
Runway Length 6596
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --