WHILE APPROACHING A ONE LANE BRIDGE ON DRY, CLEAN PAVEMENT AT APPROX 10 MPH I ATTEMPTED TO BRAKE TO LINE UP WITH THE BRIDGE. THE VEHICLE FAILED TO BRAKE, WITH THE ABS LIGHT COMING ON AND STAYED ON AND A LOUD NOISE CAME FROM THE PASSENGER SIDE FRONT WHEEL WELL. I CLOSELY MISSED HITTING THE RAIL OF THE BRIDGE (WHICH WOULD HAVE BEEN A 20FT PLUNGE OFF THE BRIDGE) AND THE VEHICLE CONTINUED FOR ANOTHER 20 TO 25 FT WHILE ON THE SLIGHT DOWN HILL GRADED SLOPE. NO MATTER HOW I PUSHED THE BRAKE PEDAL THE BRAKES FAILED TO RESPOND AND I UTILIZED MY TRAINING AS AN EMERGENCY APPARATUS DRIVER AND PLACED THE VEHICLE INTO A LOWER GEAR AND DRIFTED IT INTO AN EMBANKMENT TO STOP. I THEN BACKED THE VEHICLE OUT OF THE EMBANKMENT AND THE VEHICLE OPERATED FINE BUT THE ABS LIGHT REMAINS ON. AS I SEE WITH OTHER POSTS THIS IS AN OBVIOUS PROBLEM WITH THE SILVERADO THAT NEEDS TO BE ADDRESSED IMMEDIATELY. *TR