There were no injuries.
Buckeystown, Md (KM) Frederick County fire and rescue units were dispatched shortly before 12-noon to Frederick Asphalt at 4120 Buckeystown Pike on Thursday afternoon for a building fire.
Fire officials say an asphalt processing machine caught fire, and it spread to a dump truck. The fire was brought under control within 22-minutes. No one was injured.
The cause remains under investigation, but officials say it appears to be accidental.
Units began clearing the scene shortly after 2:00 PM.
By Kevin McManus