{"trade":"excavation","week":"2010-W17","weekStart":"2010-04-26","weekEnd":"2010-05-02","fetchedAt":"2026-08-07T16:42:19.825Z","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":"100341506","permitType":"PERMIT - EASY PERMIT PROCESS","issueDate":"2010-04-30","address":"4247 W 21ST ST","workDescription":"REPAIRS TO FRONT MASONRY STAIRS - CONCRETE AND BRICK REPAIRS, AND EXCAVATION AND REPAIRS TO FRONT STAIRS FOUNDTION ONLY.","reportedCost":18000,"cityRecordUrl":"https://data.cityofchicago.org/resource/ydr8-5enu.json?permit_=100341506"}]}