ON JULY 4, 2014, AT APPROXIMATELY 1215 HOURS, KIRBY WAS DRIVING HIS VEHICLE (FORD) N/B ON THE CAMP GROUND ACCESS RD. OF LAKE ALPINE WEST CAMP.  KIRBY WAS PULLING HIS VEHICLE OFF THE ROAD, INTO THE DRIVEWAY AT CAMP SPACE 11, TO LET OTHER VEHICLES BY.  AS KIRBY WAS DOING THIS, HE ACCELERATED INTO THE DRIVEWAY TOO FAST.  AS A RESULT, THE FORD PICK UP LUNGED FORWARD AND COLLIDED WITH JOYNER, WHO WAS OUTSIDE OF HER TENT TRAILER.  THE FORD ALSO COLLIDED WITH JOYNER'S TENT TRAILER AND SEVERAL LARGE ROCKS LOCATED ON THE CAMP SITE.  THE FORD EVENTUALLY BECAME HIGH CENTERED ON ONE OF THE ROCKS AND CAME TO REST.  JOYNER SUSTAINED MODERATE INJURIES FROM THIS COLLISION AND WAS TRANSPORTED BY GROUND AMBULANCE TO MARK TWAIN HOSPITAL IN SAN ANDREAS.