Chicago Roof Deck Requirements

Building inspectors perform porch and deck inspections according to this check sheet.

Chicago roof deck requirements.

The applicability of any. 2 8 roof deck exits section 10 13 160 050. City of chicago department of buildings porch deck supplemental check sheet c a supplemental porch form doc page 4 of 4 8 4 04 decking deck boards are supported by joists. Intended to provide the sole method of porch and deck design and construction necessary to meet the requirements of the chicago building code.

The deck and supporting roof structure shall be capable of supporting a live load of 100 psf. 7 2 light and ventilation requirements existing buildings 34 13 200 380. Private residential roof decks which were not legally installed prior to 10 1 03 with a building permit are required to obtain a building permit and to meet all applicable current requirements of the chicago zoning ordinance and the chicago building code. Shingle roofing with slope of 5 in 12 or steeper on residential buildings with a maximum of 3 dwelling units and 3 stories in kind replacement of non fire rated doors windows hot water heaters boilers furnaces and ac condensers in buildings with a maximum of 3 dwelling units and 3 stories excludes windows and exterior doors in landmark.

Our strength is in our process building a custom team for your specific needs including commercial hospitality and residential home projects. As there are innumerable porch configurations in the city of chicago the load tables details and examples cannot be expected to address every possible condition. Citizens of chicago that all plans and applications are judged by the same standards. Decking can be either tongue and groove or individually spaced boards.

This section of the chicago zoning ordinance essentially mandated homeowners to go through the variation process and present. When private roof deck used exclusively by one residential unit is located at the same level or story as the enclosed residential unit only the enclosed portion of the residential unit excluding the roof deck is required to comply with the exiting requirements of the section 13 160 050. Per ordinance all elements of porches and decks must be able to support 100 pounds per square foot live loading. The decking must be tightly affixed to the joists with nails or deck screws.