Additional Participating Entity:
Federal Aviation Administration / Flight Standards District Office; Scottsdale, Arizona
Aviation Accident Final Report - National Transportation Safety Board: https://app.ntsb.gov/pdf
Investigation Docket - National Transportation Safety Board: https://dms.ntsb.gov/pubdms
http://registry.faa.gov/N53SL
Analysis
The pilot reported that, after taxiing to the ramp, he set the parking brake. He added that he released the foot brake, the airplane rolled forward, and impacted a pole.
The airplane sustained substantial damage to the right wing.
The flight safety officer reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. He added that, after the accident, he verified proper operation of the parking brake.
Probable Cause and Findings
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
The pilot's failure to properly set the parking brake, which resulted in an impact with a pole.
Findings
Aircraft
Brake - Incorrect use/operation (Cause)
Personnel issues
Use of equip/system - Pilot
Environmental issues
Pole - Contributed to outcome
Factual Information
History of Flight
Taxi-from runway
Miscellaneous/other (Defining event)
Collision with terr/obj (non-CFIT)
Location: Gila Bend, AZ
Accident Number: GAA18CA189
Date & Time: 03/30/2018, 1546 MST
Registration: N53SL
Aircraft: DIAMOND AIRCRAFT IND INC DA 40
Aircraft Damage: Substantial
Defining Event: Miscellaneous/other
Injuries: 1 None
Flight Conducted Under: Part 91: General Aviation - Instructional
The pilot reported that, after taxiing to the ramp, he set the parking brake. He added that he released the foot brake, the airplane rolled forward, and impacted a pole.
The airplane sustained substantial damage to the right wing.
The Flight Safety Officer reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. He added that, after the accident, he verified proper operation of the parking brake.
Pilot Information
Certificate: Private
Age: 24, Male
Airplane Rating(s): Single-engine Land
Seat Occupied: Left
Other Aircraft Rating(s): None
Restraint Used: Unknown
Instrument Rating(s): Airplane
Second Pilot Present: No
Instructor Rating(s): None
Toxicology Performed: No
Medical Certification: Class 3 With Waivers/Limitations
Last FAA Medical Exam: 11/03/2016
Occupational Pilot: No
Last Flight Review or Equivalent:
Flight Time: (Estimated) 207 hours (Total, all aircraft), 207 hours (Total, this make and model), 89 hours (Pilot In Command, all aircraft), 76 hours (Last 90 days, all aircraft), 20 hours (Last 30 days, all aircraft), 1 hours (Last 24 hours, all aircraft)
Aircraft and Owner/Operator Information
Aircraft Manufacturer: DIAMOND AIRCRAFT IND INC
Registration: N53SL
Model/Series: DA 40 UNDESIGNATED
Aircraft Category: Airplane
Year of Manufacture: 2005
Amateur Built: No
Airworthiness Certificate: Normal
Serial Number: 40.519
Landing Gear Type: Tricycle
Seats: 4
Date/Type of Last Inspection: 03/29/2018, Continuous Airworthiness
Certified Max Gross Wt.: 2646 lbs
Time Since Last Inspection:
Engines: 1 Reciprocating
Airframe Total Time: 3062.2 Hours at time of accident
Engine Manufacturer: LYCOMING
ELT: C91A installed, not activated
Engine Model/Series: IO-360-M1A
Registered Owner: K2 AVIATION LLC
Rated Power: 180 hp
Operator: CAE Oxford Aviation Academy Phoenix Inc
Operating Certificate(s) Held: Pilot School (141)
Meteorological Information and Flight Plan
Conditions at Accident Site: Visual Conditions
Condition of Light: Day
Observation Facility, Elevation: KBXK, 1021 ft msl
Observation Time: 1055 UTC
Distance from Accident Site: 27 Nautical Miles
Direction from Accident Site: 360°
Lowest Cloud Condition: Clear
Temperature/Dew Point: 15°C / -7°C
Lowest Ceiling: None
Visibility: 10 Miles
Wind Speed/Gusts, Direction: 3 knots, 20°
Visibility (RVR):
Altimeter Setting: 29.97 inches Hg
Visibility (RVV):
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: MESA, AZ (FFZ)
Type of Flight Plan Filed: VFR
Destination: Gila Bend, AZ (E63)
Type of Clearance: Unknown
Departure Time: 1431 MST
Type of Airspace: Class G
Airport Information
Airport: GILA BEND MUNI (E63)
Runway Surface Type: Asphalt
Airport Elevation: 788 ft
Runway Surface Condition: Dry
Runway Used: N/A
IFR Approach: None
Runway Length/Width:
VFR Approach/Landing: None
Wreckage and Impact Information
Crew Injuries: 1 None
Aircraft Damage: Substantial
Passenger Injuries: N/A
Aircraft Fire: None
Ground Injuries: N/A
Aircraft Explosion: None
Total Injuries: 1 None
Latitude, Longitude: 32.958889, -112.679444 (est)
Fuel Modifications
Modification 1 of 1
09/26/2013
THIS MAJOR ALTERATION CONSISTS OF THE MODIFICATION TO THE AIRCRAFT FUEL SYSTEM TO INCORPORATE A TEMPORARY EXTENDED RANGE FUEL AND OIL SYSTEM. THE FERRY FUEL SYSTEM CONSISTS OF TWO FERRY FUEL TANKS TOTALING 120 GALLONS.
THE OIL SYSTEM IS A HAND PUMP SYSTEM, WITH AN ENGINE OIL FEED SELECTOR VALVE.
THESE TWO SYSTEMS ARE REQUIRED TO EXTEND THE RANGE FOR A FLIGHT FROM HAWAII TO LAS VEGAS, NEVADA.
THIS MAJOR ALTERATION WILL CONSIST OF REMOVING THE AIRCRAFT PASSENGER SEATS, FURNISHINGS AND EQUIPMENT, AS REQUIRED AND INSTALLING A TEMPORARY FERRY FUEL SYSTEM IN THE CABIN.
THE TEMPORARY FERRY FUEL SYSTEM WILL BE CONNECTED TO THE AIRCRAFT MAIN FUEL SYSTEM.
THE FERRY FUEL TANK SYSTEM CONSISTS OF TWO FERRY FUEL TANKS INSTALLED AT FUSELAGE STATIONS AS SHOWN IN THE TABLE BELOW.
THERE ARE TWO FERRY TANK SELECTOR VALVES AND ONE SYSTEM SELECTOR VALVE AND A FABRICATED FUEL LINE WITH A TEE FITTING INSTALLED BETWEEN THE AIRCRAFT FUEL SELECTOR AND THE AIRCRAFT ELECTRIC BOOST PUMP NUMBER 1, 45 GALLONS, RIGHT SIDE STATION 87.
NUMBER 2, 75 GALLONS, CENTERED AT STATION 124.
THE TANKS ARE IRREGULAR IN SHAPE AND DESIGN AND CONSTRUCTED FROM 5052 ALUMINUM.
100 INCHES THICK BY ROYALL MANUFACTURING OF PLACERVILLE, CALIFORNIA.
THE TANKS ARE PRESSURE AND LEAKED CHECKED AS PER PERTINENT FARS.
THE TANKS ARE ELECTRICALLY GROUNDED TO AIRCRAFT STRUCTURE.
THE TANKS ARE VENTED TO POSITIVE AIR PRESSURE, THROUGH A VENT SYSTEM AND CONNECTED TO FITTING LOCATED IN A COCKPIT VENT WINDOW ALUMINUM SANDWICH PLATE.
THE TANKS ARE MOUNTED ON 1/2 INCH PLYWOOD PALLETS.
THE TANK ARE SECURED TO THE AIRFRAME USING THE FORWARD SEAT RAIL CARGO TIE DOWN RINGS, CENTER SPAR CARRY THROUGH LIP FOR FORWARD RESTRAINT AND CARGO SYSTEM SEAT RAIL CARGO RINGS.
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