WHILE RETURNING TO QUARTERS ME-311 CAME ACROSS A CRASH ON RT.85 SOUTH OF I-270. THERE WERE 2 VEHICLES INVOLVED AND MULTIPLE PATIENTS IN BOTH. THE DOORS ON THE 15 PASSENGER VAN HAD TO BE REMOVED AND BOTH VEHICLES STABLIZED. DUTY 3 ARRIVED ON SCENE AND ASSUMED THE COMMAND FROM ME311'S OFFICER. A TOTAL OF 5 AMBULANCES WERE UTILIZED. AFTER ACCESS TO THE PATIENTS WAS MADE BY THE CREW OF RS2. 2 PATIENTS WERE TAKEN TO A AREA TRAUMA CENTERS AND 5 ADDITIONAL WERE TAKEN TO FMH PRIORITY 3 FOR EVALUATIONS. CHIEF 3-1 TOOK THE RESCUE GROUP OPERATIONS AND ME311'S OFFICER HAD THE EMS TRIAGE SECTOR. ADDITIONAL RESCUE WAS REQUESTED DUE TO NUMBER OF PATIENTS IN THE BOTH VEHICLES.