I WAS DRIVING DOWN A FREEWAY BRIDGE CHANGING LANES WITH LITTLE TRAFFIC TO INSIDE WALLED LANE AROUND A SLIGHT TURN,WHEN THE VAN FELT LIKE IT LOST TRACTION IN THE FRONT RIGHT ;AND SLIGHTLY SPED UP.I DROVE ALONG THE EDGE OF THE WALL,SAFELY TRYING TO REDUCE SPEED AND PULL OFF THE FREEWAY. LUCKILY I MANAGED TO ONLY GLANCE AND SCRAPE THE WALL CAUSED MILD BODY DAMAGE ;DEEP SCRAPS AND DENTS.WHEN I PULLED OFF THE FREEWAY,I HAD A TRASHED FRONT RIGHT TIRE,HALF A RIM AND EXTENSIVE STEERING COMPONENT DAMAGE.I THINK IT IS POSSIBLE THE TIRE WAS LOW,WITH NO INDICATION OF IT,BUT WHAT SCARED ME WAS THE ACCELERATION INCREASE OF UP TO 10+ MPH.THE ROAD THERE JUST IN THAT AREA WAS DARK AND I THOUGHT I MIGHT HAVE HAD RUN OVER SOMETHING THAT CAUSED RT FRONT WHEEL TO LOSE GROUND CONTACT,;I.E A TRUCK RETREAD OR A ROLLED UP CARPET,BUT THE POLICE FOUND NOTHING IN THE ROADWAY,THE TEMP WAS IN THE HIGH 30'S,NO ICE......WATER AND I HAD $6500 IN DAMAGE.I HAVE BASIC STEEL RIMS,PLASTIC CAPS. *TR