QUESTION 4 A truss for a town centre complex to be built in Dandenong, Victoria is shown in Figure 4A(a). Seasoned Dougl

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Question 4 A Truss For A Town Centre Complex To Be Built In Dandenong Victoria Is Shown In Figure 4a A Seasoned Dougl 1 (87.53 KiB) Viewed 30 times

QUESTION 4 A truss for a town centre complex to be built in Dandenong, Victoria is shown in Figure 4A(a). Seasoned Douglas Fir (North America) of grade F22, used to build the truss. The tributary area of the truss is 10m by 3m in plan projection. A roof diagonal in the truss is of size 180x50mm. The roof diagonal requires splicing. The side plates to be used in the splicing are also from Douglas Fir (North Americo) and are 180x35mm in size. The unfactored loads that are applied to the member consist of a permanent load of 4kN and an imposed load of 6kN (considered as 5 months duration load). a. Check the splice joint employing 3.15mm diameter nails that are 55mm long, see Figure 4A(b) and b. Check the splice joint employing M20 bolts, see Figure 4A(c) 5@50-250 ****** didid 中4个一 |4 -250 -250- (a) (b) -- (c) Figure 4A 60 60 60 90 90 $3.15x55 35 +35 50 M20 bolt ↑ 180 50 180 35 35