Preview 555,290 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-21.

Chicago · permit 100815680

555 W MADISON ST

REPLACE ONE CHILLER WITH TWO 350 TON, WATER COOLED, SELF-CONTAINED, R134A, YORK CENTRIFUGAL CHILLERS, LOCATED ON THE 50TH FLOOR, AND SERVING THE ENTIRE BUILDING(TOWER #1). REPLACE ASSOCIATED SINGLE CELL COOLING TOWER, LOCATED ON THE ROOF. BRING MACHINERY ROOM UP TO CODE. STAMPED PLANS PROVIDED.

Permit

Permit type
PERMIT - EASY PERMIT PROCESS
Class
Unknown
Trade
Mechanical
Nature of work
Other

Location

City
Chicago
State
IL

Dates

Applied
2019-04-22
Issued
2019-04-22
Time to issue
same day

Chicago details

Review type
EASY PERMIT
Community area (code)
28

Data as of 2026-09-20.

Other permits issued in Chicago, April 2019