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MINNESOTA STATE BUILDING CODE DIVISION ' gpr <br /> EXXTERIOR ENVELOPE AVERAGE "U" COMPUTATION <br /> S I.c <br /> OWNER `1 AMEJ. PiEQ PCt-IT <br /> SITE ADDRESS <br /> CONTRACTOR l Ai i $T ePNCL bJ DATE PHONE <br /> Determine working square footage of each. <br /> 1 . Total exposed wall area /4/74 sq. ft. x ./ / _ /1.2./ 1 <br /> 2. Total roof/ceiling area SGDL/ sq. ft. x .0261 = 4.4'0 1 <br /> Total exposed wall area above floor = /3 <br /> a. Total wall window area as <br /> b. Total door area 17-a <br /> c. Total sliding glass door area <br /> d. Total fireplace wall area d <br /> e. Total wall framing area (average 10%) //4.13Lq <br /> f. Total net wall area above floor /e257-3A <br /> g. Total rim joist area G0, 0 <br /> Total exposed foundation area = 74 <br /> h. Total foundation window area 62 <br /> i . Toal net foundation area above grade ?1ev <br /> Determine "U" value of each wall segment. <br /> a. FS; d X "U„ .SI = x.3.35 <br /> b. 173 X "U" .. ( = 173 • <br /> c. 6,7 if, X "U" '.'/ = 14 <br /> d. X "U" <br /> e. l/G,,e,2 X "U" _ /Q SE <br /> f. /c67.38 X "U" ,ceit3 <br /> g. O X "U" I = <br /> h. X "U" = <br /> i . X "U" ,/A5 = 745-0 <br /> 3 Total = L,/x.82--I <br /> If item #3 is the same as, or less than item #1 , you have'met the intent <br /> of SBC 6006(c)2. <br />