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CONSTRUCTION REQUIREMENTS <br /> (Continued)- <br /> <br /> t"" kitchen fan to outside via <br /> Vent <br /> al ducts. <br /> <br /> mIn bathrooms, water closet <br /> partments, laundry rooms and <br />similar rooms, a mechanical <br />ventilation system connected <br />.directly to the outside, capable of <br />five air changes per hour shall be <br />provided where there are no openable <br />windows. OUBC 1205-a <br />%~'~.~ Provide all habitable rooms <br />' %rfth outside windows with net areas <br />of not less than 1/10 of floor areas <br />not 10 sq. ft. Every sleeping room <br />shall have an exterior door or not <br />less than 5.7 sq. ft. of openable <br />window. The min. net clear opening <br />height shall be 24 inches. The min. <br />net clear opening width shall be 20 <br />inches. The finished sill height <br />shall be not more then 44 inches. <br />OUBC 1204 and 1205 (a) <br /> <br /> at least one 36" <br /> door OUBC 3304 (e) <br /> <br /> 29. Provide <br /> Swinging (exit) <br />'~ stairs: OUBC 3305 <br /> a. Max. 8" rise. Min. 9" run. <br /> b. Headroom over stairs 6' 6" <br /> min. <br /> c. Handrail designed for 20 <br /> lbs. lateral load. Table <br /> 23-c <br /> d. Stairways having less than <br /> 4 risers need not have <br /> handrails. 3306 (j) <br /> <br /> 31. Heating facilities capable of <br /> maintaining a temperature of 68 <br /> degrees F. at a point 3' above the <br /> floor are required in all habitable <br /> roms. OUBC 1211 <br /> <br /> 32. Warm air furnace shall not be <br /> installed in a bedroom or bathroom. <br /> OUMC 704 <br /> <br /> Where bottom of glass light is <br /> bin 18" of floor and all glass <br /> doors and wall panels of bathtub and <br /> shower enclosures, must be of <br /> laminated, tempered or wire glass. <br /> OUBC 5406 (d) <br /> <br />34. Approved numbers or addresses <br />shall be provided for all new <br />buildings in such a position as to <br />be plainly visible and legible from <br />the street or road fronting the <br />property. <br />~. Every dwelling shall be <br />~rovided with an approved product of <br />combustion detector other than heat <br />mounted on the ceiling or wall at a <br />point centrally located in the <br />corridor or area giving access to <br />sleeping rooms. Where sleeping <br />rooms are on an upper level, the <br />detector shall be placed bt the <br />center of the ceiling directly above <br />the stairs. Care shall be exercised <br />when locating cold air return to <br />furnace so that air flow to detector <br />from non-sleeping areas is not <br />impeded. A smoke detector shall be <br />installed in the basement of <br /> <br />dwelling dnits having a stairway which <br />Qpens from the basement into the <br />e%welling. Such detector shall be <br />connected to a sounding device to provide <br />an alarm which will be audible in the <br />sleeping area. OUBC 1210 (a) <br /> <br />36. Loose-fill insulation. Blown, <br />poured and spray-on type may be used in <br />attic spaces where roof slope is 4 in 12 <br />or grater and there is at least 44" of <br />headroom at the ridge. 5303 (a) 2.A <br /> <br />37. Thermal insulation shall not be <br />installed within 3" of any metal chimney <br />or gas vent. <br /> <br /> 38. Insulation requirements. <br />Buildings with high-efficiency heating <br />equipment such as: <br /> 1. Heat pumps that shows a <br /> coefficient of performance as <br /> required in Table No. 53-D. <br /> 2. Gas and oil fired that shows a <br /> minimum combustion efficiency <br /> of 80 percent Annual Fuel Use <br /> Efficiency (AFUE) rating. <br /> May have building elements insulated as <br /> Follows: <br /> Ceiling R-3 0 (roof/ceiling <br /> assemblies in which has a slope of 3 <br /> in 12 or greater, may be R-19). <br /> Walls R-19 <br /> Floors R-19 <br /> Other Heating systems: <br /> Ceilings R-38 (roof/ceiling <br /> assemblies in which as a slope <br /> of 3 in 12 or greater may be <br /> R-19) <br /> <br /> Floors <br /> OUBC 5303 ~)1 <br /> <br /> 39. Slab sin. 24" length of R-4,5 <br /> insulation placed between slab and <br /> foundation wall, length to include <br /> horizontal and vertical distance. <br /> (o) 4 <br /> <br /> Weatherstrip doors between heated <br /> unheated areas. <br /> <br /> 41. Heat ducts installed under floor or <br /> in attic shall be provided min. R-4.5 <br /> <br /> INSULATION. <br /> <br /> 42. R-ii perimeter insulation accepted <br /> when crawl space is a plenum. <br /> <br /> 43. Draft baffles are required at cave <br /> vents to deflect ventilation air over <br /> blown insulation. (OUBC Section) 5303 (a) <br /> 2A <br /> <br /> 44. Fir.eplace and chimney construction <br /> shall conform to chapter 37 OUBC <br /> <br /> 45. When alterations, repairs, or <br /> additions having a valuation of $i,000.0¢ <br /> OCCur, or sleeping rooms are added in <br /> existing Group R, Division 3 occupancies, <br /> the entire building shall be provided <br /> with smoke detectors as specified in UBC <br /> 1210 (a) <br /> <br /> 46, Sky lights set at an angle less that! <br /> 45 degree from horizontal shall be set at <br /> least 4" above the plane of roof on <br /> curb contacted as required for the frame. <br /> <br /> <br />