{"trade":"fire-sprinkler","week":"2025-W38","weekStart":"2025-09-15","weekEnd":"2025-09-21","fetchedAt":"2026-07-31T19:43:16.481Z","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":"101073312","permitType":"PERMIT - RENOVATION/ALTERATION","issueDate":"2025-09-19","address":"121 W WACKER DR","workDescription":"SELF-CERTIFICATION 2022 CBRC: INTERIOR ALTERATION OF EXISTING 4,184 S.F. OFFICE SPACE IN AN EXISTING HIGH RISE OFFICE BUILDING ON THE 19TH FLOOR. THE SCOPE OF WORK INCLUDES REMOVAL OF NON-LOAD BEARING PARTITIONS, DOORS, FRAMES, MILLWORK CABINETS, FLOORING, ACOUSTICAL CEILING, DRYWALL CEILING, LIGHTING, HVAC, AND PLUMBING. THE SCOPE OF WORK INCLUDES INSTALLATION OF NEW DRYWALL, MILLWORK CABINETS, DOORS, LIGHTING, CEILING TILES, AND FINISHES. IN ADDITION THE SCOPE OF WORK INCLUDES REWORKING THE EXISTING ELECTRICAL, HVAC, AND PLUMBING AND INSTALLING A NEW SPRINKLER SYSTEM. EXISTING USE = BUSINESS, PROPOSED USE = BUSINESS","reportedCost":460000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101073312"},{"permit":"101073310","permitType":"PERMIT - RENOVATION/ALTERATION","issueDate":"2025-09-19","address":"121 W WACKER DR","workDescription":"SELF-CERTIFICATION 2019 CBRC: INTERIOR ALTERATION OF EXISTING OFFICE SPACE IN AN EXISTING HIGH RISE OFFICE BUILDING ON THE 22ND FLOOR. THE SCOPE OF WORK INCLUDES REMOVAL OF NON-LOAD BEARING PARTITIONS, DOORS, FRAMES, MILLWORK CABINETS, FLOORING, ACOUSTICAL CEILING, DRYWALL CEILING, LIGHTING, HVAC, AND PLUMBING. THE SCOPE OF WORK INCLUDES INSTALLATION OF NEW DRYWALL, GLASS OFFICE FRONTS, DOORS, LIGHTING, CEILING TILES, AND FINISHES. IN ADDITION THE SCOPE OF WORK INCLUDES REWORKING THE EXISTING ELECTRICAL, HVAC, AND PLUMBING AND INSTALLING A NEW SPRINKLER SYSTEM. EXISTING USE = BUSINESS, PROPOSED USE = BUSINESS","reportedCost":400000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101073310"},{"permit":"101073351","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2025-09-18","address":"4441 S VINCENNES AVE","workDescription":"SELF CERT 2019 CBC: ERECT A  4 STORY 3 DEWILLING VA FRAME BUILDING UNIT APARMENT BUILDING WITH ROOF DECK, FRONT PORCH ON THE SECOND, AND THIRD FL  AND DETACHED 3 CAR GARAGE WITH ROOF AND REAR WOOD FENCES , FRONT ORNAMENTAL IRON FENCES , EXISTING OCCUPANCY  R-5 , PROPOSED OCCUPANCY , TYPE CONSTRCTION  VA , PER PLANS  DECK, REAR EXISTING OCCUPANCY R-5, PROPOSE OCCUPANCY R-5, TYPE CONSTRUCTION VA , PER PLANS WITH FULLY SPRINKLER 13-R","reportedCost":839708,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101073351"},{"permit":"101070814","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2025-09-16","address":"903 N WINCHESTER AVE","workDescription":"SELF-CERT 2019 CBC: FULL BUILDING PERMIT FOR 3 STORY 6 D.U. BUILDING WITH BASEMENT, ROOFTOP DECK, ROOFTOP STAIR ENCLOSURES, DETACHED 6 CAR GARAGE WITH ROOF TOP DECK, REAR TERRACE WITH STAIR AT 1ST STORY, REAR DECK WITH STAIR AT 2ND/3RD STORY, ENTIRE BUILDING SPRINKLERED PER PLAN (OCCUPANCY GROUP R-2, TYPE IIIA CONSTRUCTION).903-905 N WINCHESTER AVE.CONDITIONAL APPROVAL PER 14A-4-404.13., RELEASE OF FULL WRECKING PERMIT STILL PENDING.","reportedCost":2493263,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101070814"},{"permit":"101065580","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2025-09-15","address":"1735 W GRAND AVE","workDescription":"DDS 2019 CBC: FULL BUILDING PERMIT FOR 5 STORY 32 D.U. BUILDING, 1ST FLOOR RETAIL, 22 CAR GARAGE AT 1ST FLOOR, ROOFTOP DECK, ROOFTOP STAIR ENCLOSURES, ELEVATOR PENTHOUSE, DECK AT 2ND/3RD/4TH/5TH STORY, ENTIRE BUILDING SPRINKLERED AS PER PLAN (OCCUPANCY GROUP R-2, M, S-2, TYPE IIIA CONSTRUCTION). CONSULTANT REVIEWER: V3 COMPANIES OF IL","reportedCost":8684700,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101065580"},{"permit":"101070031","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2025-09-15","address":"2223 N MAGNOLIA AVE","workDescription":"SELF-CERT 2019 CBC: ERECT A THREE-STORY, TYPE IIIA MASONRY SINGLE-FAMILY RESIDENCE WITH A BASEMENT AND COVERED ROOF DECK, EQUIPPED WITH AN NFPA 13D SPRINKLER SYSTEM. AND ATTACHED TYPE IIIA TWO-CAR GARAGE WITH A ROOF DECK AND PERGOLAS, ALONG WITH A FRONT ORNAMENTAL IRON FENCE. EXISTING OCCUPANCY: R-5 PROPOSED OCCUPANCY: R-5 CONSTRUCTION TYPE: IIIA","reportedCost":751650,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101070031"}]}