Preview 887,040 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 100946207

10000 W OHARE ST

INSTALLATION OF MAINTENANCE MEZZANINE FOR UNITED AIRLINES AT O'HARE AIRPORT. MAINTENANCE USE AND EMPLOYEE ACCESS ONLY. STRUCTURE TO BE METAL GRATING SUPPORTED BY STEEL BEAMS AND ATTACHED TO THE EXISTING STRUCTURE. CDA PROJECT NUMBER TH1485,21-00

Permit

Permit type
PERMIT - EASY PERMIT PROCESS
Class
Unknown
Trade
General/Building
Nature of work
Other

Location

City
Chicago
State
IL

Dates

Applied
2021-10-27
Issued
2021-10-27
Time to issue
same day

Chicago details

Review type
EASY PERMIT WEB
Community area (code)
76

Data as of 2026-09-20.

Other permits issued in Chicago, October 2021