Des Moines Airport
Aircraft Accident/Incident Report

Des Moines, Iowa 50301
Friday, June 7, 1985 14:05 CDT

NTSB Narrative Summary Released at Completion of Accident

DURING A FULL STOP LANDING THE PLT APPLIED BRAKES TO ARREST THE LANDING ROLL AND UPON APPLICATION OF THE BRAKES, THE ACFT VEERED SLOWLY TO THE LEFT WITHOUT SLOWING DOWN. THE CHECK PLT APPLIED HIS BRAKES TO ASSIST THE PLT, BUT WITHOUT ANY EFFECT. THE ACFT CONTINUED OFF THE RUNWAY WHERE IT SUSTAINED SUBSTANTIAL DAMAGE. THE ACFT BRAKING SYSTEM WAS REPLACED 140 FLT HOURS PRIOR TO THIS OCCURRENCE. THE ACFT IS USED EXTENSIVELY FOR STUDENT PLT TRAINING. THE ACFT BRAKE SYSTEM SHOWED EXCESSIVE WEAR ON THE BRAKE LININGS. THE BRAKE LINING PUCKS EXCEEDED THEIR EFFECTIVE LIMIT WHICH ALLOWED HYDRAULIC FLUID BLEED-BY.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 6/7/1985
Event Day of the Week Friday
Time of Event 1405
Event Time Zone Central Daylight Time
Event City DES MOINES
Event State IOWA
Event Country --
Zipcode of the event site 50301
Event Date Year 1985
Event Date Month 6
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport DES MOINES
Event Location Nearest Airport ID DSM
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 957
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1350 Central Daylight Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID DSM
Elevation of weather observation facility 957
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 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) 29
Dew Point at event time (in degress fahrenheit) 18
Wind Direction (degrees magnetic) 230
Variable Wind Indicator Unknown
Wind Speed (knots) 10
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
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) 1401
NTSB Notification Source --
NTSB Notification Date Jun 7 1985 12:00AM
NTSB Notification Time 1440
Fiche Number and/or location -used to find docket information 28760
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N3502M
NTSB Number MKC85LA122
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 PIPER
Aircraft Model PA-28-181
Aircraft Series Identifier PA-28-181
Aircraft Serial Number 28-7890307
Certified Max Gross Weight 2450
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 Annual
Date of Last Inspection Jan 10 1985 12:00AM
Airframe hours since last inspection 58
Airframe Hours 848
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name DES MOINES FLYING SERV.
Aircraft Owner Street Address BOX 2535 FDM
Aircraft Owner City DES MOINES
Aircraft Owner State IA
Aircraft Owner Country
Aircraft Owner Zipcode 50315
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 Yes - certificate holder
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) Instructional
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code DSM
Departure City DES MOINES
Departure State IA
Departure Country
Departure Time 1245
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 Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 30
Runway Length 3202
Runway Width 100
Sight Seeing flight No
Air Medical Flight No
Medical Flight --