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CONSTRUCTION REQUIREMENTS (Continued): , , ~ ~ Vent kitchen fan to outside via ~r~etal ducts. 27. In bathrooms, water closet compartments, laundry rooms and similar rooms, a mechanical ventilation system connected d~rectly to the outside, capable of f~ve air changes per hour shall be provided where there are no openable windows, OUBC 1205-a 28. Provide all habitable rooms wltt~ outside windows with net areas of not less than 1/10 of floor areas not 10 sq. ft. Every sleeping room shall have an exterior door or not less than 5.7 sq. ft. of openable window. The m~n. net clear opening hc~ght shall De 24 inches. The m~n. net ctear opening width s~lall De 20 znct~es ~ The finished sill height s~%all be not more then 44 inches. OUBC 1204 and 1205 29. Provide at least Swinging (ex~t) door OUBC 30. Stairs: OUBC 3305 a. o n,e 3 6" 3304 (e) Max. 8" rise. Mln. 9" run. Headroom over stairs 6' 6" Handrail designed for 20 lbs. lateral load. Table 23-c Stairways having less than 4 risers need not have handrails, 3306 31. Heating facilities capable of maintaining a temperature of 68 degrees F. at a point 3' above the floor are required in all habitable roms. OUBC 1211 32. Warm a~r furnace shall not be ~nstalled ~n a bedroom or bathroom. OUMC 704 33. Where bottom of glass light is within 15" of floor and all glass doors and wall panels of bathtub and shower enclosures, m~st be of laminated, tempered or wire glass. OUBC 5406 (d) Approved numbers addresses 11 be provided for all new buildings in such a position as to be plaj. r~ly visible and legible from the street or road fronting the property. ~ Every dwelling shall be p'i-ovlded with an approved product of combustion detector other than heat mou~lted on the ceiling or wall at a point centrally located in the corridor or area giving access to sleeping rooms. Where sleeping rooms are on an upper level, the detector shall be placed at the center of the ceiling directly above the stairs. Care shall be exercised when locating cold air return to furnace so that air flow to detector from non-sleeping areas is not impeded, A smoke detector shall be installed in the basement of dwelling unlts having a stairway whlcln opens from the basement ~ nto the dwelllng. Such detector shall be connected to a sounding device to provide an alarm which will be audible in the sleeping area. OUBC 1210 (a) 36. Loose-fill insulation. Blown, poured and spray-on type may be used ~n attic spaces where roof slope is 4 in 12 or grater and there is at least 44" of headroom at the ridge, 5303 {a) 2.A 37. Thermal insulation shall not be installed within 3" of any metal chlmney or gas vent. 38. Insulation requirements. Buildings equipment 1, with high-efficiency heating such as: Heat pumps that shows a coefficient of performance as required in Table NO. 53-D. Gas and oil fired that allows a minimum combustion efficiency of 80 percent Annual Fuel Use Efficiency (AFUE) far.rig. May have building elements insulated as Follows: Ceil lng R- 3 0 (roof/ceiling assemblies in which has a slope of 3 in 12 or greater, may be R-19). Walls R~19 Floors R-19 Other Heating systems: Ceilings R-38 (roof/ceiling assemblies in which as a slope of 3 in 12 or greater may be R-19) Walls R-19 Floors R-19 OUBC 5303 (c)l 39. Slab mln . 24" length of R-4 , 5 insulation placed between slab and foundation wall, length to include horizontal and vertical distance. 5303 (c) 4 40. Weatherstr~p doors between heated and unheated areas. 41. Heat ducts installed under floor or in attic shall be provided min. R-4.5 INSULATION. 42. R-11 perimeter insulation accepted when crawl space is a plenum. 43. Draft baffles are requmred at eave vents to deflect ventilation air over blown insulation. (OUBC Section) 5303 (a) 2A 44. Fireplace and chimney construction shall conform to chapter 37 OUBC 45. When alterations, repairs, or additions having a valuation of $1,000.00 Occur, or sleeping rooms are added ~n existing Group R, Division 3 occupancies, the entire building shall be provided with smoke detectors as specified ~n UDC 1210 (a) 46. Sky l~ghts set at an angle less than 45 degree from horizontal shall be set at least 4" above the plane of roof on a curb contacted as required for the frame.