- Date
- July 9, 1966
- Place
- Roanoke, VA · ROANOKE, VA
- Injuries
- 1 serious, 3 minor, 38 uninjured
- Damage
- Substantial damage
- Phase of flight
- Standing
- Aircraft
- N40446Martin M-404
- Status
- Completed · report May 18, 1967
- Report
- Brief approved by the director
- Case key
- 171456
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 1-0042 66/7/9 ROANOKE VA MARTIN M-404 CR- 0 0 4 SCHED DOM PASSG SRV ATP,FLIGHT INSTR., AGE TIME - 0954 N40446 PX- 0 1 37 42, 17500 TOTAL HOURS, DAMAGE-SUBSTANTIAL OT- 0 0 0 1853 IN TYPE, INSTRUMENT RATED. NAME OF AIRPORT - WOODRUM OPERATOR - PIEDMONT AVIATION,INC. TYPE OF ACCIDENT PHASE OF OPERATION GEAR COLLAPSED STATIC: PARKED-ENGINES NOT OPERATING PROBABLE CAUSE(S) PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL) SYSTEMS - HYDRAULIC SYSTEM: RESERVOIR,LINES,FITTINGS AIRFRAME - LANDING GEAR: SWITCHES,LEVERS,CRANKING MECHANISM,ETC. MISCELLANEOUS ACTS,CONDITIONS - DISREGARD OF GOOD OPERATING PRACTICE REMARKS- LDG GR PINS NOT IN.ON HYD TEST,GR HANDLE MOVED UP DUE EXC CLNC IN SEL VALVE AND AIR IN HYD SYSTEM.
Aircraft
- Registration
- N40446
- Reported as
- Martin M-404
- Category
- Airplane
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Woodrum
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.