Chicago · building permits · month 2011-04
How many excavation permits did Chicago issue in April 2011?
4. That is every matching building permit the City issued from 2011-04-01 to 2011-04-30, counted in the City’s own dataset ydr8-5enu and re-read daily. Filter: Any permit whose work description mentions excavation, caissons, or shoring. 245 in the year to 2026-07-01 — a thin trade, so quiet weeks are common.
excavation permits issued in April 2011
4
Combined reported cost
$25,538,150
where the permit reports one
Permits reporting a cost
4
Largest single permit
$25,000,000
highest reported cost this month
Window 2011-04-01 to 2011-04-30 · measured 2026-08-07 · City of Chicago dataset ydr8-5enu
| Issued | Address | Permit type | Reported cost | Source |
|---|---|---|---|---|
| 2011-04-08 | 11601 W TOUHY AVE | PERMIT - NEW CONSTRUCTION | $25,000,000 | 100388877 |
| 2011-04-27 | 1233 N WELLS ST | PERMIT - NEW CONSTRUCTION | $500,000 | 100391114 |
| 2011-04-25 | 1449 W FOSTER AVE | PERMIT - EASY PERMIT PROCESS | $23,150 | 100391265 |
| 2011-04-19 | 1432 N STATE PKWY | PERMIT - EASY PERMIT PROCESS | $15,000 | 100390466 |
April 2011 · week by week
Each week below holds every matching permit for its seven days, not just the largest. ISO weeks, so the first and last may reach a few days outside April 2011.
April 2011 · other trades
Permit Signal
A month is the scoreboard. Subscribers get their trade’s permits the morning each one becomes public — connected, with the contractor attached.