Chicago · building permits · month 2009-05
How many fire sprinkler permits did Chicago issue in May 2009?
5. That is every matching building permit the City issued from 2009-05-01 to 2009-05-31, counted in the City’s own dataset ydr8-5enu and re-read daily. Filter: Any permit whose work description mentions a sprinkler, fire suppression, or a standpipe. 261 in the year to 2026-07-01 — a thin trade, so quiet weeks are common.
fire sprinkler permits issued in May 2009
5
Combined reported cost
$12,345,000
where the permit reports one
Permits reporting a cost
4
Largest single permit
$9,000,000
highest reported cost this month
Window 2009-05-01 to 2009-05-31 · measured 2026-08-08 · City of Chicago dataset ydr8-5enu
| Issued | Address | Permit type | Reported cost | Source |
|---|---|---|---|---|
| 2009-05-14 | 448 E ONTARIO ST | PERMIT - RENOVATION/ALTERATION | $9,000,000 | 100261293 |
| 2009-05-18 | 415 E NORTH WATER ST | PERMIT - RENOVATION/ALTERATION | $3,000,000 | 100270244 |
| 2009-05-15 | 333 W WACKER DR | PERMIT - RENOVATION/ALTERATION | $250,000 | 100286326 |
| 2009-05-18 | 737 N LA SALLE DR | PERMIT - RENOVATION/ALTERATION | $95,000 | 100280812 |
| 2009-05-18 | 624 S MICHIGAN AVE | PERMIT – EXPRESS PERMIT PROGRAM | — | B100287033 |
May 2009 · 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 May 2009.
May 2009 · 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.