I WAS SOUTH BOUND ON ONE WAY STREET 30 MPH INTO GREEN LIGHT INTERSECTION. A WEST BOUND CAR FAILED TO STOP AND STRUCK REAR PANEL BEHIND DRIVERS REAR WHEEL. THIS STARTED A SPIN AND THREW ME AGAINST DRIVERS WINDOW. I BLACKED OUT FOR A SECOND AND THE TRIED TO REGAIN CONTROL. I HIT BRAKES HARD, BUT WHEEL CONTINUED TO SPIN AT 30 MPH WHICH CAUSED ME TO SPIN IN DONUT FASHION. THIS THREW ME AGAINST A CURB AND BROKE OFF THE LEFT FRONT WHEEL AS THE TRUCKED SKIPPED ONTO THE SIDEWALK, SPUN ACROSS AND SHEARED OFF A SMALL 3" DIAMETER TREE. THE TRUCK CONTINUED TO SPIN IN DONUT FASHION TOWARDS A BOY SCOUT BUILDING, I WAS FINALLY ABLE TO TAKE MY HANDS OFF OF THE WHEEL LONG ENOUGH TO THROW INTO NEUTRAL AND STOP. THE ENGINE IDLES DOWN TO NORMAL AFTER SHIFTING INTO NEUTRAL. ALL OF THE ACCIDENT WAS IN A DIRECTION TO THE SOUTHEAST OF THE ORIGINAL IMPACT, NOT TO THE SOUTHWEST AS WOULD BE EXPECTED. I FEEL THE DAMAGE WOULD HAVE BEEN SLIGHT IF THE THROTTLE WOULD NOT HAVE STUCK, PROBABLY JUST THE REAR PANEL OF THE TRUCK. INSTEAD THERE WAS DAMAGE TO ALL PANELS AND DOORS ON BOTH SIDES OF THE TRUCK, PLUS MY INJURIES. THE GOOD THING IS THAT NO BOY SCOUTS WERE IN THE PARKING LOT!!*AK