Chicago · building permits · month 2012-09
How many excavation permits did Chicago issue in September 2012?
4. That is every matching building permit the City issued from 2012-09-01 to 2012-09-30, 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 September 2012
4
Combined reported cost
$3,800,000
where the permit reports one
Permits reporting a cost
4
Largest single permit
$2,000,000
highest reported cost this month
Window 2012-09-01 to 2012-09-30 · measured 2026-08-06 · City of Chicago dataset ydr8-5enu
| Issued | Address | Permit type | Reported cost | Source |
|---|---|---|---|---|
| 2012-09-18 | 5235 S HARPER CT | PERMIT - RENOVATION/ALTERATION | $2,000,000 | 100457765 |
| 2012-09-27 | 350 E SOUTH WATER ST | PERMIT - NEW CONSTRUCTION | $1,500,000 | 100459069 |
| 2012-09-19 | 3457 N ROCKWELL ST | PERMIT - NEW CONSTRUCTION | $250,000 | 100458562 |
| 2012-09-20 | 1400 N HALSTED ST | PERMIT - RENOVATION/ALTERATION | $50,000 | 100452594 |
September 2012 · 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 September 2012.
September 2012 · 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.