Commercial fire alarm at Rock Hall Road business Heard on: Frederick County Sheriff, Fire and EMS, State Police 00:40 00:00 Engine 281 , truck five two, Builders FirstSource, point of rocks, (number withheld) Rock Hall Road, commercial fire alarm nine charlie 1935 . Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Engine 281 , truck five two, Builders FirstSource, point of rocks, (number withheld) Rock Hall Road, commercial fire alarm nine charlie 1935 . 00:17 Hazmat 33 in quarters. 00:19 You had your company staff. 00:23 Hazmat 33 in quarters, 1935. 00:31 No 45. 00:34 45 down. 00:37 That's what I just got. 00:38 Summer, they advise nobody called. 7/25/2026 04:34 PM Fire Rock Hall Rd, Point of Rocks, MD 21777 View on map