At 0317 hours, Cumberland County Box 23-103 sent Engine Companies 23, 29, 25, Truck 23, Rescue 29, Tanker 23, and RIT 33 to 211 Hemlock Road for a basement fire. Chief 23 went enroute and advised of the homeowner reporting a basement fire and everyone was out of the residence. Chief 23 arrived shortly after and requested a second alarm with heavy fire showing from the rear. Units on the second alarm included Squad 29, Engine Companies 12, 67, Truck 29, Rescue 12, Tanker 31, Engine 2-25, RIT 69, and Air 13. Engine 23 laid out from a hydrant at Hemlock and Stoner which was picked up by Engine 29. Companies led off with an exterior attack using the deck gun from Engine 23 and a 2.5 inch line to the rear. The fire building set below grade of the street and was 2 stories in the rear. A collapse of side A required members to maintain a safe perimeter. Additional handlines were stretched and operated from a safe distance and an additional collapse occurred on the C/D side of the dwelling. The fire was brought under control in about an 1.5 hours and the home was a total loss. 2 adults and 1 teenager were left homeless. No injuries were reported.