Illinois Society of Architects · Chicago · leaf 248
than two inches thick and surfacedwith mortar, on top of the roof boards. (b) Such parapet walls may be eightinches thick wherever tliis ordinance permitsthe use of eight-inch walls; elsewhere theyshall be not less than twelve inches Inthickness. (c) Such parapet walls shall extend atany point not… … Pig-. 23. Fig. No 22.A—distance from division loi line to buildingline. B—height of parapet wall above rouf on divisionlot line side. C—parapet wall on other sides when required. Explanation :If A is less than 30, B shall be 30.C shall be not less than 18. SECTION 737 D. Fig. No. 23. A—distance…
Architecture · Building · Architects
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