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<br />WINTER CALCULATIONS <br /> <br />CLIMATE ZONES 4 5 6 <br /> <br /> ,~ GLASS IBASE WINTERI BASE ~ I SINGLE-PANE OR DOUBLE-PANE I WINTER lAS-BUILT <br /> z z GLASS )( WINTER POINT MULl )( OVERHANG = GLASS <br /> w )( POINT = WINTER w WINTER POINT MULl <br /> ~ AREA MULTIPLIER ~ AREA TINT' CLEAR TINT' FACTOR (9B) WIN. f)TS. <br /> 0 POINTS 0 CLEAR <br /> N 1"6', 5.6 1<.:)::> N Il?( 9.6 9.6 5.6 6.1 \..2- '"Z- \ => <br /> NE 3.5 NE 7.4 7.3 3.5 4.2 <br /> E 14-"2- - 5.6 -~O E 14--'2- - 2.2 - 2.0 - 5.6 - 3.6 .57 \g <br /> SE -13.4 SE -10.3 - 9.7 -13.4 -10.4 <br /> S 3,.4 -14.0 .- 5:2 4- S 37-4 -10.9 -10.2 -14.0 -.11.0 ,q 2- -375 <br /> SW -13.4 SW -10.3 - 9.7 -13.4 -10.4 <br /> W - 5.6 W - 2.2 - 2.0 - 5.6 - 3.6 <br /> NW 3.5 NW 7.4 7.3 3.5 4.2 <br /> H' -14.0 H' -32.1 -28.0 -27.0 -21.5 <br />In <br />In <br />c( <br />...J <br />CJ <br /> , <br /> .15 ~ CONDo I TOTAL I BASE I BASE I ADJUSTED AS-BUILT <br /> FLOOR GLASS = ADJUST )( GLASS = GLASS GLASS <br /> I AREA I AREA I FACTOR I SUBTOTAL I BASE WP SUBTOTAL <br /> .15 1\004 1 -,0 I 2..\:::. - L+q"'1 1- \ 0 -, 3 -- \, OX <br /> , <br /> <br /> COMPONENT AREA )( BASE WINTER = AREA = <br /> DESCRIPTION POINT MULl <br /> EXTERIOR b 0 1.1 <br />...J ADJACENT 1.8 <br />...J <br />c( <br />3: <br /> , <br />[~EAIOA ~O 5.1 10"2- IFR'OI~ -~ ~{~ I <br />'0 4.0 "gO ~O <br />g ADJACENT m~eNf <br />c <br /> , , <br /> <br /> <br />CJ UNDER ATTIC 100 Lf' .6 00 rz.. .JNn6"/l. \4Ti\ c... 10 It I 10\ ~ <br />z OR SINGLE .6 <br />:::i <br />ii:i .ASSEMBL Y .6 <br />0 BASE CEILING AREA EQUALS FLOOR AREA DIRECTLY UNDER CEILING. AS-BUILT CEILING AREA EQUALS ACTUAL CEILING SQUARE FOOTAGE. <br /> , , <br />a: SLAB (PERIMETER) 1;::;/ - 1.9 - 25<7 SLI4-~ 15/ '25 ~I~ <br />0 RAISED (AREA) - .2 <br />0 <br />...J <br />I&. <br /> FOR SLAB-ON-GRADE USE PERIMETER LENGTH AROUND CONDITIONED FLOOR. FOR RAISED FLOORS USE AREA OVER UNCONDITIONED SPACE <br /> <br />INFIL TRA TION <br /> <br /> <br />4.1 <br /> <br /> <br />l DC:> <br /> <br /> <br />, <br />I q g4- <br />I <br /> <br />TOTAL COMPONENT BASE WINTER POINTS <br />, <br /> <br />I I TOTAL COMPONENT AS-BUILT WINTER POINTS <br />, <br />TOTAL <br />AS-BUILT)( )( JC <br />WIN. PTS. <br /> <br /> BASE <br /> + HEATING = <br />...J <br />c( POINTS <br />.... <br />0 <br />.... <br />g tt-'7 q 5b~( <br /> <br /> <br /> <br />-7Cf I <g <br /> <br />AS-BUILT <br />= HEATING <br />POINTS <br />J+', "8 ~ <br /> <br /> BASE HEATING I TOTAL BASE I BASE <br />HEATING SYSTEM x WINTER = HEATING <br />SYSTEM MULTIPLIER I POINTS I POINTS <br /> 1.1 /5110 I 5(, '2- \ <br /> <br />+ <br /> <br />4-507 <br /> <br />4-734- <br /> <br />"7054- 1&.345 <br /> <br />'H = Horizontal Glass (Skylights) <br />2For glass with known Shading Coefficient, see section 903.2(a). Tint Multipliers may be used for glass with solar screens, film, or tint. <br /> <br />-4- <br />