Fire Alarm System at 20 N Wacker Dr
City of Chicago permit B100845968, issued Oct 23, 2019 for 20 N Wacker Dr: fire alarm system. Installation of (2) new speaker/strobes on 10th floor. Relocation of (2) smoke detectors on 10th floor. Replacement of (6) speaker/strobes and (1) speaker on 10th floor. The new devices will be tied into the existing fire alarm system. All work will be done indoors.
- Permit number
- B100845968
- Issued
- Type
- Fire Alarm System
- Status
- Complete
- Reported cost
- $3,905
- Community area
- Loop (32)
- Source
- City of Chicago permit dataset (this record as JSON)
Checked 2026-10-01 02:57 UTC.