Laserfiche WebLink
The grade away from foundation <br />walls shall fall a minimum of 6 <br />in. within the first 10 ft., <br />except as restricted by lot <br />lines where the fall will be a <br />minimum of 6 in. regardless of <br />the horizontal distance <br />available. R-301.3 <br /> <br />2~. Basement fo'undation <br /> walls, <br /> walis, perches, carport slabs <br /> and steps exposed to the <br /> weather, and garage floor slabs <br /> shall have a minimum specified <br /> compresszve strength of 3000. <br /> Table No. R-302.2 <br /> <br />3. Footings sections: 12 in. wide <br /> - 1 story~ 15 in.- 2 story, 18 <br /> in . 3 story. Footings shall <br /> extend not less than 18 in. <br /> Oelow the finish natural grade. <br /> R-303 <br /> <br />4. Foundation walls shall extend <br /> at least 8 in . above the <br /> finished grade to the founda- <br /> tzon at all points. R-304.2 <br /> <br />Masonry and concrete foundation <br />walls shall be Constructed <br />using the following criterza: <br />~-304,3 <br /> <br /> Dra~ns shall be provided around <br /> ali concrete or masonry founda- <br /> tions. Perforated pipe or other <br /> approved systems or materials <br /> shall be installed at or below <br /> the area to be protected and <br /> shall discharge by gravity or <br /> mechanical means into an <br /> approved drainage system. R- <br /> 305.1 <br /> <br />7. Exterior foundation walls of <br /> masonry construction enclosing <br /> basements shall be dampproofed. <br /> Foundation walls of habitable <br /> rooms located below grade shall <br /> be waterproofed. R-306.1 <br /> <br /> The minimum net area of venti- <br /> lation openings shall be not <br /> less than 1 sq. ft. for each <br /> 150 sq. ft. of crawl space <br /> area. Openings shall be within <br /> 3 ft. of each corner of said <br /> building. <br /> <br />9. An access crawl hole 18 in. by <br /> 24 in. shall be provided to the <br /> underfloor space. R-309.2 <br /> <br /> The under floor grade shall be <br /> cleaned of all vegetation and <br /> organic materials. R-309.3 <br /> <br />Bathrooms shall be provided <br />with artificial light and a~ <br />approved mechanical ventila- <br />tion system capable of <br />producing a change of air~ <br />every 12 minutes or a window~ <br />of not less than 3 sq. ft.,] <br />one-half of which must be~ <br />operable. R-203.3 <br /> <br />Every sleeping room <br /> shall <br /> have <br />an exterior door or not less <br /> <br />than 5.7 sq. ft. of openabls <br />window. The min. net clear <br />opening height shall be 24 <br />inches. The min. net clear <br />opening width shall be 20 <br />inches. The finished sill <br />height shall be not more then <br />44 inches. R-210.2 <br /> <br />13. <br /> <br />Ail habitable rooms shall be <br />provided with aggregate <br />glazing area of not less than <br />8 percent of the floor area of <br />such rooms. One-half of the <br />required area of gla~ing shall <br />be openable. <br /> <br />Where bottom of glass light <br /> <br />within 18 in. of floor and all <br /> <br />iS. <br /> <br />glass doors and wall panels of <br />bathtub and shower enclosures, <br />must be of laminated, tempered <br />or wire glass. R-205.4 <br /> <br />Openings between the garage <br />and residence shall be <br />equipped with solid wood doors <br />not less than 1 3/8 in. in <br />thickness or equivalent <br />209.1 <br /> <br />16. <br /> <br />17. <br /> <br />The garage shall be completely <br />separated from the residence <br />and its attic area by means of <br />1/2 in . gypsum board or <br />equivalent applied to the <br />garage side. R-209.2 <br /> <br />Not less than one exit shall <br />be provided from each dwelling <br />unit. The required exit door <br />shall be a side-hinged door <br />and not less than 3 ft <br />width and 6 ft 8 ~n. in hr. R- <br />211 <br /> <br />Stairways shall not be less <br />than 3 ft in clear width, and <br />the ~eadro_O~l_shall be._6 .f9 ~8 <br />~ rise 8 1/4 max., and <br />run of 9 in. mzn. R-Z13.1 <br /> <br />19. <br /> <br />Handrails having min. and max. <br />heights of 30 in. and 34 in. <br />respectively, measured- <br />vertically from the nosing of <br />the treads, shall be provided <br />on at least one side of <br />stairways of three or more <br />rises and shall be continuous <br />the full length of the stairs <br />and shall extend 6 inches <br />beyond the top and bottom <br />rises. Ends shall be returned <br />or shall terminate in newel <br />posh or safety termznals. R- <br />214.1 <br /> <br /> <br />