At 1110 hours Whiteford Volunteers were dispatched to the intersection of Whiteford Pylesville Roads for an MVA wRescue. At 1111hrs. Chief 6 called enroute followed by T631-1112hrs. E613A691A692-1114hrs. At 1115hrs. units arrived and found a two vehicle collision w4 patients with no rescue. Command requested 3rd. due BLS unitA991-Darlington at 1118hrs. At 1126hrs. Command requested Medi-Vac to the Whiteford Heli-pad. 3 patients were transported by ground and one patient flown to Shock Tramua by Trooper 1. Units cleared at 1203hrs.Units C-6.C6-1C6-2E613T631A691A692A991Trooper 1MSP