Tinnes May Valley Airport
Aircraft Accident/Incident Report

Lamar, Colorado 81052
Friday, May 1, 1987 11:00 MDT

NTSB Narrative Summary Released at Completion of Accident

THE COMMERCIAL PLT WAS ON TAKEOFF FROM A DIRT STRIP WITH A FULLY LOADED AG ACFT, FOR AN AERIAL APPLICATION FLT. AFTER LIFTING OFF PREMATURELY, THE ACFT SETTLED TO THE RWY. THE LEFT WING STRUCK A POST SKIDDING THE ACFT TO THE LEFT. AFTER CROSSING AN IRRIGATION DITCH, THE ACFT CAME TO REST IN A FIELD.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/1/1987
Event Day of the Week Friday
Time of Event 1100
Event Time Zone Mountain Daylight Time
Event City LAMAR
Event State COLORADO
Event Country --
Zipcode of the event site 81052
Event Date Year 1987
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport TINNES MAY VALLEY
Event Location Nearest Airport ID
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 4000
Weather Briefing Completeness Unknown
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) 27
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 240
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) --
Density Altitude (feet) 5200
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) 943
NTSB Notification Source --
NTSB Notification Date May 1 1987 12:00AM
NTSB Notification Time 1220
Fiche Number and/or location -used to find docket information 34114
Date of most recent change to record Dec 13 2000 2:23PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N2335X
NTSB Number DEN87LA117
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 137: Agricultural
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-36-375
Aircraft Series Identifier PA-36-375
Aircraft Serial Number 368202005
Certified Max Gross Weight 4800
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 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Mar 3 1987 12:00AM
Airframe hours since last inspection --
Airframe Hours 575
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name TINNES SPRAYING SERVECE
Aircraft Owner Street Address BOX 321
Aircraft Owner City LAMAR
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode 81052
Operator is an individual? --
Operator Name ALLEN TINNES
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address BOX 321
Operator City LAMAR
Operator State CO
Operator Country
Operator Zip code 81052
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Agriculture
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Unknown
Indicates Domestic or International Flight Unknown
Operator carrying Pax/Cargo/Mail Unknown
Type of Flying (Per_Bus / Primary) Aerial Application
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1100
Departure Time Zone MDT
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 Takeoff
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 27
Runway Length 3800
Runway Width 50
Sight Seeing flight No
Air Medical Flight No
Medical Flight --