Fire alarm caused by worker at residential address 

Transcript:
Copy letter, 187 and quarters. Copy that out of 187 in quarters. 3.4th. Copy in quarters. First and file for all units clear in quarters, automatic fire alarm, 312, 20, 20th Street, Maryland clear 1129. 378 on scene got a residential brick structure and nothing showing be out of investigating standby first one else on 7 9 on scene 3908 on scene 10 4378 advise residential brick structure nothing showing out investigating 10 4379 and 398 on scene 377s on scene we'll be staging at alabama in 42nd 104, 377 on scene staging in Alabama in 42nd. 370 on scene, command side of the building. All of you stand by, they have a trail out of the front, we're trying to contract. 104, 370 on the scene setup in front of the structure. from 378 the command we make an entry we got an open door 7 8 see the command worker's just set off the alarm you can release everybody else we'll stay on the scene command command copy fire let me copy that 370s standby and see all the units can clear 370 clear. 1040 with 370 advise and 378 is going to stay on seeing all of the units can clear. 7.7.7 available.

Disclaimer:
This was transcribed by AI and may contain errors. Please verify the information independently.