{"trade":"fire-sprinkler","week":"2021-W39","weekStart":"2021-09-27","weekEnd":"2021-10-03","fetchedAt":"2026-08-01T09:50:45.638Z","source":{"dataset":"ydr8-5enu","api":"https://data.cityofchicago.org/resource/ydr8-5enu.json","page":"https://data.cityofchicago.org/Buildings/Building-Permits/ydr8-5enu"},"ok":true,"error":null,"truncated":false,"permits":[{"permit":"100939746","permitType":"PERMIT - RENOVATION/ALTERATION","issueDate":"2021-10-03","address":"540 W MADISON ST","workDescription":"** CBC 2019 ** ** SELF-CERT PERMIT ** INTERIOR RENOVATION OF EXISTING TENANT OFFICE SUITE ON FLOOR 24. RENOVATION INCLUDES LIMITED DEMOLITION OF EXISTING SPACE IN PREPARATION FOR NEW INTERIOR PARTITIONS, CEILINGS, LIGHTING AND FINISHES AS WELL AS THE REWORKING OF HVAC, ELECTRICAL, PLUMBING, SPRINKLERS AND FIRE ALARM. CURRENT USE: OFFICE. PROPOSED USE: OFFICE.","reportedCost":211500,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=100939746"},{"permit":"100925072","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2021-10-01","address":"4863 N ASHLAND AVE","workDescription":"SC - 2019 CBC - ERECT A 3 STORY, 4 DWELLING UNIT MASONRY BUILDING WITH REAR EXTERIOR 4 CAR PARKING STALLS, AND PROVIDE AN AUTOMATIC FIRE SUPRESSION SPRINKLER SYSTEM THROUGHOUT BUILDING, AS PER PLANS.","reportedCost":1150000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=100925072"},{"permit":"100932356","permitType":"PERMIT - RENOVATION/ALTERATION","issueDate":"2021-09-29","address":"258 W 31ST ST","workDescription":"2019 CBC: REPLACE EXISTING KITCHEN EXHAUST SYSTEM WITH A NEW KITCHEN EXHAUST HOOD AND DUCT WITH SUPPLY PLENUM AND FIRE SUPPRESSION SYSTEM CONNECTED TO NEW ROOF TOP EXHAUST FAN AND MAKE-UP AIR UNIT WITH NEW GAS PIPING AS PER PLANS.**CERTIFIED CORRECTIONS SUBJECT TO FIELD INSPECTIONS & AUDIT **","reportedCost":29500,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=100932356"},{"permit":"100926528","permitType":"PERMIT - RENOVATION/ALTERATION","issueDate":"2021-09-28","address":"10 S WACKER DR","workDescription":"RENOVATION OF AN EXISTING UNOCCUPIED 4,861 SQUARE FOOT OFFICE INTERIOR ON A MULTI-TENANT FLOOR WITHIN AN EXISTING FULLY SPRINKLERED HIGH-RISE OFFICE BUILDING. SELECTIVE INTERIOR NON-STRUCTURAL DEMOLITION, NEW NON-STRUCTURAL PARTITIONS, DOORS, CEILINGS, LIGHTS, MILLWORK FINISHES, ELECTRICAL, PLUMBING, AND HVAC. THERE WILL BE NO CHANGE IN OCCUPANCY OR USE AND NO CHANGE IN FLOOR AREA.","reportedCost":400000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=100926528"}]}