MICHELIN TIRE FAILURE. CATASTROPHIC TIRE BLOWOUT-FRONT TIRE. FORD F350 TRUCK PULLING A 5TH WHEEL TRAILER. 3 VEHICLES INVOLVED ON CALIFORNIA INTERSTATE HIGHWAY 101. WHILE TOWING A 5TH WHEEL TRAILER I HAD A FRONT LEFT TIRE BLOW. THE TIRE BLEW DURING A RIGHT TURN/BEND IN THE HIGHWAY. I COULD ONLY MAINTAIN THE VEHICLE IN A STRAIGHT LINE UNTIL WE STOPPED. THE TIRE CAUSED SUBSTANTIAL DAMAGE TO THE TOW VEHICLE AND A COLLISION WITH ANOTHER VEHICLE ON THE HIGHWAY. WE ALMOST ENDED UP IN A DITCH. *TR