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BUILDING PERMIT DATE/TIME 07/13/99 12:57 TYPE Resident~ addition/alteration OCCUPANCY R-3 CONST TYPE V-N UGB: SITE: FD 12, PERMIT NO : 99-04547 STATUS : ISSUED ISSUED : 07/07/1999 TO EXPIRE : 01/03/2000 PAGE : 3 net clear opening of 5 square feet. [Sec. 310.2. 310.2.1] STAIRWAYS shall not be less than 36 inches in clear width.at all points between the handrail height and the required minimum headroom of 6 feet 8 inches. Minimum width from the handrail down is 32 inches with one handrail, 28 inches with two, The minimum required stair tread width is 9 inches. The maximum stair rise is 8 inches. When risers are closed, all treads less than lO inches shall have a uniform nosing betweem 3/4 inches and 1 1/4 inches. The greatest riser height/tread depth shall not exced th smallest by more than 3/8 inch. [Sec, 314.1: 314.2: 314.2.1: 314.3] HANDPJ~ILS having a minimum and maximum height of 20 inches and 38 inches, respectively, shall be provided on at least one side of stairways of more than three risers. All re- quired handrails shall be continuous the full length of the stairs. Ends shall be returned or shall terminate in newel posts or safety terminals, Exception: Handrails may be interrupted by a newel post at a turn, and the use of a volute turnout or starting easing shall be allowed over the lowest tread. [Sec. 315,1] SMOKE DETECTORS / ALTERATIONS. When alterations, repairs or additions requiring a permit occur, or when sleeping rooms are added or created, the entire building shall be provided with smoke detectors located as required for new dwellings: the smoke detectors shall be interconnected and hard wired. EXCEPTION: Detectors shall not be required to be inter- connected and hard wired where the alterations, repairs, or additions do not result in the exposure of electrical wiring by the removal of interior wall and ceiling finishes. [Sec. 316.1,1] SMOKE DETECTORS shall be installed in each sleeping room, outside of each separate sleeping area in the immediate vicinity of the bedrooms and on each additional story of the dwelling including basements. All detectors located outside sleeping rooms shall be interconnected such that the actuation of one alarm will actuate these alarms in the individual unit and shall provide an alarm which will be audible in all sleeping areas. Smoke detectors shall be 110 volt with batter back-up~ [Sec. 316.1] ENERGY PATH #1 is based on R-21 wall insulation. R-25 under- floor insulation, R-30 vaulted ceiling insulation, R-38 flat ceiling insulation, R-15 below grade wood. concrete or masonry walls, R-15 slab floor edge insulation, R-8 forced air duct insulation, 0.40 U-value window class, 0.50 U-value skylight class. 0.54 U-value main entry door. (with a max- imum area of 24 square feet) all other exterior doors, in- cluding the door between the heated dwelling and the heated garage, 0,20 U-value. THE GARAGE shall be separated from the dwelling and its attic area by means of 1/2 inch gypSum board applied to the garage side of the wall, Where the separation is a floor- ceiling assembly, the structure supporting the separation shall be protected by 1/2 inch gypsum board or equivalent. The door between the garage and residence shall be equipped with solid wood doors not less than I 3/8 inches in thick- ness or 20-minute fire-rated, or equivalent. [Sec. 309,1, 309.2] 13. 14. 15. 16. 17.