# Electrical permit B100298711 at 351 E 21st St, Chicago

Chicago Department of Buildings permit B100298711: issued Jun 30, 2009 for electrical work at 351 E 21st St. Install (10) 225a / 120-208v 3 phase 5 wire feeders from existing pdus 1a & 1b for (10) 36 FT. Rows of 225a 3 phase 5 wire busway. Install (108) circuit breaker plug in units on the (10) rows of busway for (54) server cabinets. Each circuit breaker plug in unit has a l6-30r.

- Permit number: B100298711
- Issued: Jun 30, 2009
- Type of work: Electrical (city: Electrical work, permit – express permit program)
- Status: Finished (city: Complete)
- Reported cost: $5,000
- ZIP code: 60616 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/351-e-21st-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 18:39 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 351 E 21st St: https://nearbypermits.com/chicago/address/351-e-21st-st/