pstronguNorrisville MD ustrong- At 1330hrs. Whiteford Volunteers were dispatch for engine amp truck mutual-aid to Co. 10 Norrisville first due for a barn fire in the 5100blk. of Jolly Acres Rd. At 1334hrs. Chief 6 T631 E611 called en-route and observed a large smoke plume several miles away. Co. 10 units arrived and found a fully involved 75×25 utility barn and requested a 2nd. alarm. At 1356hrs. Co. 6 units arrived and assisted with fire suppression and overhaul operations. Several explosions occurred during the fire attack from unknown material which hampered the defensive attack.The fire was placed under control at 1501hrs. Units cleared at 1653hrs.ppUnits C6T631E611p