(Solved): USE AUSTRALIAN STANDARDS only QUESTION 4 A truss for a commercial building complex to be built in Wh ...

QUESTION 4 A truss for a commercial building complex to be built in Whyalla, South Australia, is shown in Figure 4B(a) Seasoned Douglas F (fisewhere) of grade F22, is used to build the the The tributary area of the truss is 16m by 4m in plan projection. A roof diagonal in the truss is of size 180x50mm. The roof diagonal requires splong. The side plates to be used in the spong are from Douglas Fir (Elsewhere) and are 180x35mm in size The unfactored loads that are applied to the member consist of a permanent load of 3KN and an imposedoad of SkN (considered as 5 months duration load) a Check the splice joint employing 3.15mm diameter nails that are 55mm long, see Figure 48(b) and b. Check the splice joint employing M20 bolts, see Figure 48(c) 25 5@50-250 | - - 250 (a) -250 (b) 60 60 60 90 90 $3.15x55 35 M20 bolt 50 180 35 180 354 35