65-11 Amend Chpt 1301, Regional Dwelling House Code

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Third Floor Rooms Provided that rooms with sloping ceilings shall have a clear minimum height. in at least 2/3 of their area. That area with less than S feet 0 inches clear head room shall not be included n the required floor area. RDH 1529. 10(_b), Basementless (crawD Spaces (Amended). (b) Ground surface treatment. All debris, top soil and other organic matter shall be removed and the space shall be graded and drained. The ground surface shall be paved with concrete having a thickness of not less than 2 inches and a compressive strength at twenty-eight (28) days of not less than 3,000 psi. The- vapor barrier under the concrete slab shall have a vapor permeance of no[ more than I perm. Materials used for vapor barriers shall be rated in compliance with ASTM E 154. RDH 1547.03. Welding~Amended). The technique of welding employed, the appearance of quality welds made, and the methods used in corcecting defective work shall conform to the American Weldurg Society Code for Welding in Building Construction, D1.0. RDH IS49.02. Minimum Sizes of Doors (AmendedZ At least one (I) exterior door opening shall be not less than 6 feet eight inches high and 3 feet 0 inches wide. Other door openings may be not less than 6 feet 6 inches high and 2 feet 6 inches wide, except that doors to bathrooms, toilet compartments and clothes may have a width of not less than 2 feet 0 inches. Wood exterior doors excluding garage service doors and overhead doors shall be not less than 1-3/4 inches thick. Wood interior doors shall be not less than I- 3!8 inches thick, unless otherwise approved. RDH 1SS3.02(~(i), Detached Garaees (Repealed)_ Subsection 1SS3.02 (c)(i) is hereby repealed. RDH 1553. 02 ~c) (ii), Detached Garaees (Amended (ii) Frame garages shall be built on a concrete slab, not less than 4-inch thick, reinforced with steel mesh weighing not less than 40 pounds per 100 square feet or equivalent reinforcement up to a 4-inch wide curb, 8 inches above finished grade to form a foundation wall. The Building Official shall determine the finished grade. RDH 1SS3.02 (c~(vii). Detached Gara es (Amended2 (vii) Collar ties at eaves maybe 2 x 4's with maximum spacing 6 feet o.c. RDH 1SS3.03. Garage Floors (Amended). Garage floors shall be constructed on a naturally solid base com~se or a compacted layer of not less than 4 inches of gravel, crushed stone or slag, upon which shall be placed not less than 4 inches of concrete. The concrete shall have a compressive strength of not less than 3,000 psi at hventy-eight (28) days or by mix proportions, 1 volume of portland cement, not more than 2-112 volumes of fine aggregate and 3-314 vohunes of graded coarse aggregate with not more than 6-1/2 gallons of water per sack of cement. The garage floor shall slope to a drain unless otherwise approved by the Building Official by written notification. RDH 1S6S.07, Six Inch Foundation Walls (Repealed, Section 1S6S.07 is Hereby repealed.