97-027 Ordinance - Laserfiche WebLink

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permitted for townhouses if such walls do not contain plumbing or mechanical equipment, ducts or vents in the cavity of the common wall. Electrical installations are limited to electrical wire installed in metallic raceways and metallic electrical outlet boxes. Metallic electrical outlet boxes shall not exceed 16 square inches in surface area. The aggregate surface area of the boxes shall not exceed 100 square inches for any 100 square feet of wall area. Metallic outlet boxes on opposite sides of walls shall be separated by a minimum distance of 24 inches. Metallic electrical outlet boxes shall be installed in accordance with their listings. 15. Sec 306-Daman oo f The first paragraph of Section R-306.1 is hereby amended to read as follows: Exterior foundation walls of masonry construction enclosing basements shall be dampproofed by applying not less than 3/8 inch portland cement parging to the wall from footing to finish grade. The parging shall be covered with a coat of approved bituminous material applied at the recommended rate. Exterior foundation walls of concrete construction enclosing basements shall be dampproofed by applying a coat of approved bituminous material to the wall from the footing to six inches above the finished grade at the recommended rate. 16. sec 323 Protection Asr in D AYa_nd Te~rmmit~c (mil The following sentence is added to Section R 323.1: The top row of concrete block on the foundation must be solid type block to prevent termites from infesting the building. 17. Table 503 2 la Allowable Spans and Loads for Plywood and Wo©d Struc urai_ Pa_rrpls for Roof and Subfloor Sheathinst and Conte lon Subfloor Underlayment (,Amendedl. Delete any references in the NOMINAL PANEL THICKNESS column to any thickness less than 7/16 of an inch. 18. ~~^ S~5 Concrete Floors (Qn Ground~~pd~d1 505.1 Ste: Concrete slab-on-ground floors shall be constructed in accordance with Figure No. 403.1a. The specified compressive strength of concrete at 28 days shall be not less than 2,500 pounds per square inch except where weather exposure requires greater strength and air-entrained concrete, as set forth in Table No. 402.2. Slabs shall be constructed with control joints having a depth of at least one- fourth the slab thickness, and joints shall be spaced at intervals not more than 30 feet in each direction and slabs not rectangular in shape shall have control joints across the slab at points of offset if offset exceeds 10 feet. Sec. 505.2.2 : Eliminate "crushed blast-furnace slag gassing a 2-inch (Slmm) sieve" as an option. EXCEPTION: Deleted ... !Y_R4t ya7jyggyg-ew~.; ~,.... ...^Yt.N1~...... .:,,y ..