At 0600hrs Stations 4/24 were alerted for a engine company to assist station 15 (Delaware City)on a working house fire with entrapment. Upon arrival crews were ordered to ventilate the roof of the fire building and check for extention to the D exposure. OFC responded with Engine 4-5 and Tanker 24 with 18 members. Stations 44 (Smyrna)and Station 45 (Clayton)covered OFC.