{"trade":"fire-sprinkler","week":"2026-W42","weekStart":"2026-10-12","weekEnd":"2026-10-18","fetchedAt":"2026-10-28T23:28:36.468Z","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":"B200512810","permitType":"PERMIT – EXPRESS PERMIT PROGRAM","issueDate":"2026-10-15","address":"2635 N ELSTON AVE","workDescription":"FIRE ALARM: MODIFICATION OF EXISTING SYSTEM. ASSOCIATED BUILDING PERMIT:101075372. AFFECTS: 0 DWELLING UNITS; 1 NON-RESIDENTIAL UNITS. HIGH-RISE BUILDING: NO. VOICE COMMUNICATION: YES. SPECIAL LOCKING: NO. MONITORING TYPE: SUPERVISING STATION . SPECIFIC LOCATION: UNIT 2635 AND SPRINKLER ROOM.","reportedCost":null,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=B200512810"},{"permit":"101088733","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2026-10-15","address":"6156 S CHAMPLAIN AVE","workDescription":"SC 2019 CBC:  NEW 4-STORY, 6-UNIT NONSPRINKLERED RESIDENTIAL BUILDING (OCCUPANCY TYPE R-2, TYPE III-B CONSTRUCTION).  STRUCTURAL PEER REVIEW.","reportedCost":600000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101088733"},{"permit":"101084680","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2026-10-14","address":"1859 N BURLING ST","workDescription":"SC 2019 CBC: FULL BUILDING PERMIT, FOR NEW CONSTRUCTION OF A FULLY SPRINKLERED SFR (3) STORY (WITH MECHANICAL PENTHOUSE) WITH BASEMENT, FRONT ATTACHED GARAGE (REVISED DRIVEWAY) AND FENCING ALL PER PLANS AND 2019 CBC, OCCUPANCY GROUP R-5, CONSTRUCTION TYPE III-B.","reportedCost":2000000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101084680"},{"permit":"101084155","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2026-10-14","address":"2170 N ROCKWELL ST","workDescription":"SPR 2019 CBC:NEW CONSTRUCTION FULL BUILDING PERMIT (3) THREE STORY, (1) SINGLE FAMILY RESIDENTIAL DWELLING UNIT BUILDING WITH (1) ROOFTOP STAIR PENTHOUSE/ENCLOSURE AND OCCUPIABLE ROOF DECK.ATTACHED TWO (2) CAR GARAGE. OCCUPANCY CLASS R-5, RESIDENTIAL USE, CONSTRUCTION TYPE 5-A WITH FULL SPRINKLER AS PER NFPA.","reportedCost":488000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101084155"},{"permit":"101084412","permitType":"PERMIT - NEW CONSTRUCTION","issueDate":"2026-10-13","address":"1137 W ALTGELD ST","workDescription":"SC 2019 CBC. ERECT A 3 STORY, SIX DWELLING UNIT TYPE MASONRY BUILDING WITH BASEMENT, REAR STAIRS AND FRONT OPEN DECKS AT 1ST, 2ND AND 3RD FLOORS, OCCUPIABLE ROOF DECKS, PERGOLAS AND STAIR ENCLOSURE. A NEW DETACHED SIX CAR MASONRY GARAGE WITH A ROOF DECK, PERGOLA AND METAL ACCESS STAIR. SIX BIKE PARKING SPOTS, MASONRY TRASH ENCLOSURE, 6-FOOT-HIGH PRIVACY FENCE AND IRON FENCE AS PER PLANS. PROVIDE AUTOMATIC FIRE SUPPRESSION SYSTEM THROUGHOUT BUILDING.","reportedCost":2200000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101084412"},{"permit":"101083910","permitType":"PERMIT - RENOVATION/ALTERATION","issueDate":"2026-10-13","address":"3243 N SHEFFIELD AVE","workDescription":"DDS 2019 CBRC: NEW CONSTRUCTION - FOUNDATION ONLY FOR A NEW 5 STORY 99 UNITS (R-2), WITH 25 SURFACE PARKING SPACES, FULLY SPRINKLERED APT BUILDING, TYPE III-A CONSTRUCTION. CONSULTANT REVIEWER: V3 COMPANIES OF IL","reportedCost":750000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=101083910"}]}