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CONSTRUCTION REQUIREMENTS (continued): <br /> <br />Stairs: <br />b. <br /> <br /> OUBC 3305 <br />Maximum 8" rise. Minimum 9" run. <br />Headroom over Stairs 6'6" minimum. <br />Handrail required on one side for <br />interior stairways of 2 or more risers. <br />Handrail designed for 20 lbs. lateral <br />load. Table 23-c <br />Exterior stairways serving one <br />individual dwelling unit need not <br />have handrails if less than 4 risers <br />or 24 inches rise. <br /> <br />35. Heating facilities capable of maintaining <br />a temperature of 68 degrees F. at a point 3' <br />above ¢he floor are required in all habitable <br />rooms. OUBC 1211 <br /> <br />36. Warm air furnace shall not be installed <br />under any stairway nor in a bedroom or bath- <br />room. OUMC 704 <br /> <br /> 37. where bottom of glass light is within 18" <br /> of floor and all glass doors and wall panels <br /> of bathtub and shower enclosures, must be of <br /> laminated, tempered or wire glass. OUBC 5406 <br /> Also, see Federal Glazing Standard. <br />~ shall be with an <br /> Every <br /> dwelling <br /> provided <br /> approved product of combustion detector other <br /> than heat mounted on the ceiling or wall at a <br /> point Centrally located in the corridor or area <br /> giving access to sleeping rooms. Where sleeping <br /> rooms are on an upper level, the detector shall <br /> be placed at the center of the ceiling direotly <br /> above the stairs. O~!~e shall be exer- <br /> cised when locating cold air return to furnace <br /> se that air flow to detector from non-sleeping <br /> areas is not impeded. A smoke detector shall <br /> be installed in the basement of dwelling units <br /> having a stairway which opens from the basement <br /> into the dwelling. Such detector shall be con- <br /> nected to a sounding device to provide an alarm <br /> which will be audible in the sleeping area. <br /> OUBC 1210(a) <br /> <br />39. Ceiling, R-30 minimum. <br /> Exterior walls, R-11 min. w/vapOr harrier. <br /> Underfloor, R-19. <br />-- Groundcover min. 006 visqueen min. black <br />40. Slab ~n. 24" length of R-4.5 insulation <br />placed between slab and foundation wall, <br />length to include horizontal and vertical <br />distance. <br /> <br />41. Weatherstr~p doors between heated and <br />unheated areas. <br /> <br />42. Heat ducts installed under floor or in <br />attic shall be provided min. R-4.5 insulation. <br /> <br />~ R-ii perimeter insulation accepted when <br />crawl space is a plenum. <br />o ' Draft baffles are required at eave vents <br /> deflect ventilating air over blown insula- <br /> tion. (OUBC Section) 5303(a) 2A <br /> <br />~. Fireplace and chinuley construction shall <br />conform to Chapter 37 <br /> <br />46. ~en alterations, repairs, or additions <br />having a valuation of $1,000.00 occur, Or <br />sleeping rooms are added in existing Group R, <br />Division 3 occupancies, the entire building <br />shall be provided with smoke detectors as <br />Specified iu Sec. 1413, UBC <br /> <br />47. Sky lights set at an angle lese than 45% <br />from horizontal ehall be Set at least 4" above <br />the plane of roof on a curb constructed as <br />~equired for the frame. Seo~ 3401. UBC <br /> <br />48. Guard Rails required 30" above grade. <br />Inter~edlate rails or an ornamental pattern <br />such that a sphere 6" in diameter cannot pass <br />through. Minimum height of rail 36". <br />SeC. 1711 UBC <br /> <br /> <br />