WHEN AIRBAGS DEPLOYED, AIRBAG AT FOOT CONTROL PANEL (GAS/BRAKE) DEPLOYS MOVING FEET OFF OF BRAKE PEDAL. THIS REMOVES EMERGENCY CONTROL BY OPERATOR TO STOP VEHICLE. OPERATOR TRIED TO STOP AT INTERSECTION AFTER ANOTHER CAR FAILED TO YIELD/ SLOW DOWN AT INTERSECTION. AFTER INITIAL CONTACT AIRBAGS DEPLOYED AND VEHICLE TRAVELED ANOTHER 50YARDS UNTIL COMING TO STOP IN DITCH. THE LOWER OPERATOR AIRBAG IMPEDED THE USE OF BRAKES BY THE OPERATOR. HAD THERE BEEN MORE TRAFFIC IT WOULD HAVE CAUSED MORE ACCIDENTS.