Be-55 pilot reported his left main gear collapsed on the takeoff roll.

Attributes
ACN	1258124
Time
Date	201504
Local Time Of Day	1201-1800
Place
Locale Reference	FTG.Airport
State Reference	CO
Environment
Light	Daylight
Aircraft 1
Make Model Name	Baron 55/Cochise
Operating Under FAR Part	Part 91
Flight Phase	Takeoff
Route In Use	Vectors
Flight Plan	IFR
Component
Aircraft Component	Main Gear
Person 1
Function	Pilot Flying Single Pilot
Qualification	Flight Crew Instrument Flight Crew Flight Instructor Flight Crew Flight Engineer Flight Crew Air Transport Pilot (ATP)
Experience	Flight Crew Last 90 Days 220 Flight Crew Total 19000 Flight Crew Type 30
Events
Anomaly	Aircraft Equipment Problem Critical Ground Event / Encounter Ground Strike - Aircraft Ground Excursion Runway

Narrative:

Initiated takeoff roll; reaching 70+ KTS noted vibration on left main gear. Retarded throttles; assumed tire failure. On deceleration left main gear collapsed. Aircraft listed heavily to left and departed runway and came to stop. Notified tower and secured aircraft.

Original NASA ASRS Text

Title: BE-55 pilot reported his left main gear collapsed on the takeoff roll.

Narrative: Initiated takeoff roll; reaching 70+ KTS noted vibration on left main gear. Retarded throttles; assumed tire failure. On deceleration left main gear collapsed. Aircraft listed heavily to left and departed runway and came to stop. Notified tower and secured aircraft.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.