Ord22 227 - Laserfiche WebLink

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SECTION 17. Reinforoed concrete walle shall be at least six (6) inohes thiok. If the area of wall surfaoe inoluded between any two adjaoent wall eolurnns and adjaoent floor girders exoeeds ,00 square feet and is less than 400 square feet, the thickness of the walls shall not be less than eight (8)" inohee. If the area eX(lsads 400 square feet, the wall thickness shall not be less than twelve (12) inches, supported on the frame at eaoh story. In reinfored concrete walls the area of steel reinforoecent shall aggr~gate one half of one per oent of the ares of the concrete, and xaxxx o~e half shall be plaoed vertioally and one half horizontally. No reinforoement shall be spaoed more than 24 inches apart. Additional reinforcement eball be plaoed around openings and all reinforGement "- shall be wired at each intersection. All reinforoements shall be rigidly oonneoted at oolumns and girders to the steel reinforoement of the same. Reinforded oonorete walls may be built in the form of bea.ring walle of uniform section, and of same thiokness required for briok walls. If walls are built of piers and oonneoting walls, the piers shall be oaloulated and constructed as columns. The oonneoting walle, if built of reinforoed ooncrete without windows, may be oonsidered as self sup- porting, in whioh case the thickness shall be six (6) inches in the upper forty (40) feet followed by and inorease of three inches in thiokness for every additional forty (40) feet height. Where suoh walle are pieroed by openings for doors and windows, the entire loads shall be concatrated on the piers whioh shall be proportioned as "olumna. Construction. The following conditions shall be observed in reinforced conerete aon- struction: The "onerete shall be mixed. as wet as possible and deposited without causing a separation of the "ement from the mixture. It shall be plaoed 7j