At 15:25 hrs. Co. 24, 11 & Medic 2 were dispatched to Dublin Rd. and Grossnickle Ct. for a MVA with entrapment and one ejected. A249 arrived on scene and confirmed the dispatch with one ejected and one self extricated. A248 arrived and advised Frederick ECC and RS24 of no entrapment. A249 and A247 started patient care and C11-1 arrived and established command. RS24 arrived and assisted with patient care. M2 arrived and provided patient care to the patient care and requested Trooper 3. E111 arrived and provided patient care and established a landing zone for Trooper 3. Both patients were packaged and transported by Trooper 3 priority 2 to John Hopkins. Command was terminated and units were in service at 16:25 hrs.