KOVA SIGNALS

Chicago · building permits · month 2009-04

How many excavation permits did Chicago issue in April 2009?

5. That is every matching building permit the City issued from 2009-04-01 to 2009-04-30, 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 2009

5

Combined reported cost

$316,000

where the permit reports one

Permits reporting a cost

5

Largest single permit

$250,000

highest reported cost this month

Window 2009-04-01 to 2009-04-30 · measured 2026-08-08 · City of Chicago dataset ydr8-5enu

Chicago excavation permits issued 2009-04-01 to 2009-04-30, largest first
IssuedAddressPermit typeReported costSource
2009-04-233743 N OAKLEY AVEPERMIT - RENOVATION/ALTERATION$250,000100264109
2009-04-282049 N MOHAWK STPERMIT - RENOVATION/ALTERATION$30,000100283529
2009-04-15326 S RICHMOND STPERMIT - RENOVATION/ALTERATION$30,000100276030
2009-04-09215 W WASHINGTON STPERMIT - NEW CONSTRUCTION$3,000100282872
2009-04-063318 N NATCHEZ AVEPERMIT - EASY PERMIT PROCESS$3,000100285714
Fetched 2026-08-08 · City of Chicago dataset ydr8-5enu · records as issued by the City

April 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 April 2009.

April 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.