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plirS1,-1: <br /> !✓"Cunformi to . <br /> section width. Find the group of rows corresponding to the selected support :, I O Nt)tcss <br /> spacing. Al;!l'"a i j�, , ir,n,nx <br /> The values in the intersecting cells are the loads for the frame, perimeter, and marriage ,y 3 <br /> line supports respectively. :.... ,�1 �i <br /> Loads on supports of a given type(frame, perimeter, or marriage)can be assumed to .. ' N -`-- '` _ <br /> bee equal if supportspacingq <br /> q s acin is equal. However, if different support spacings are used _ ,jj -i�`;' <br /> then each support with a different spacing should be calculated separately. �. •. _ <br /> Note the location and load required of each support on the sketch. <br /> 9R HOMES REQUIRIN( P IM*- g eB1,OCKING" <br /> Roof load zorlit Teitti halt section width "'"` `';l ,,;'*:";;.,k .sr.#!"44'. <br /> South(20 psf) M,rtr±rn(in sf) <br /> Maximum • Kr°1 '(40'ps •, <br /> t� ,8 . <br /> ` spacing Location 12 ft 14 ft 16 ft 12 ft <br /> loft 1Z ft. 14R 16ft <br /> Frame 965 1060 1150 965 1060 1150 <br /> rimeY 1190 1360. 1550 965 1060 1150 <br /> • <br /> 1475 1900 1760 1985 2250 <br /> Marriage 2055 2475 2860 2520 <br /> 3480 2990 3570 4100 <br /> Frame 1450 1585 1715 1450 1585- 1715 1450 1585 1715 <br /> Perimeter 1780 2035 2325 2210 2505 2850 2640 2975 3375 <br /> Marriage 3080 3710 4290 3780925 <br /> 4530 5220 4480 5350 6150 <br /> Frame 1925 2115 2285 12115 2285 1925 2115 2285 <br /> Perimeter 2375 2715 3100. 2950 3340 3800 3520 3970 4500 <br /> Marriage 4110 4950 5720 5040 6040 6960 5975 7135 8200 <br /> Frame 2405 2645 2860 2405 2645 2860 2405 2645 2860 <br /> 10 ft Perimeter <br /> • <br /> SEE 8FT ROW SEE 8FT ROW <br /> Marriage SEE 8FT ROW • <br /> STEP 4. SELECT FOOTING MATERIAL <br /> I i <br /> Select one of the products and materials from Table 8 for the footings. <br /> TABLE 8. FOOTING MATERIALS <br /> Material" . ti^x:; Appropriate Use - Specificatior,r. <br /> _ <br /> Minimum 6"thick poured-in-place concrete pads,slabs,or ribbons with at least a 28 <br /> Q Poured concrete All soil types day compressive strength of 3,000 psi.Cast-in-place concrete footings may also <br /> require reinforcing steel based on acceptable engineering practice, the design <br /> Z � <br /> loads,and site specific soil conditions. <br /> • <br /> QSOW Minimum 4"thick nominal precast concrete pads meeting or exceeding ASTM C <br /> ete 90-02a, Standard Specification for Load Bearing Concrete Masonry Units,without <br /> Z reinforcement with at least a 28-day compressive strength of 2,500 psi. <br /> _O <br /> ~ ABSplastic Use in accordance with the pad manufacturer's instructions.Must be certified for l <br /> Q Stable soils use in the soil classification at the site,listed and labeled for the required load ca- <br /> J <br /> pacity. <br /> 4 <br /> Proprietary systems Consult system manufac- <br /> hirer Consult system manufacturer. <br /> Z <br /> W "l Ibotzn+ a Pre4s c�4a c i At <br /> ii ', 1> ;* 'rt " ' <br /> 5 <br /> O rr 3fi •f'• �-S •.*'S' EOOIINIX 2 a''*' "r .A 1 `ile° 1 <br /> ITV N( see foot rr .system manufiacture� instrucfio o � <br /> o h ,:,foots 9 t gg otin moisti r batrie m b&n talt�� o ad /�� <br /> o 3{ :' nip eti Ejct-1ri`Ol Wor STE.E 2'1NST*40RQUNttM01 'UR n /. / <br /> z .FE TARDEte 1 84 64410 ?<f Set ttte N , �r <br /> ome 29 r- <br /> Frost protection. When sr,- <br /> �, lecting footing materials. <br /> STEP 5. SIZE FOOTINGS bear in mind the nand f r <br /> f P tt?Pti footing . <br /> )ad on the r.it thN ,,, f a ^�Crr <br /> T'� , :�,; ._ j i r r.;n. calculate the <br /> r•' p ror Nett dl `o',t- <br /> Jf iing materials are suitable <br /> i 631:3)il DT)) <br /> I <br /> 1 <br />