plate I VERTICAL BRACE (70 ROD, ASTM F1554 GR.55) 300 STEEL COLUMN, SC-01 50 > weld PL $6*X700X200 1-12 0 ASTM A-325 BOLTS TOTAL=2 75 50 38.1 -+...
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Question

5)   Plate 1, an ASTM A572 Gr. 50 rectangular plate with dimensions 3/8"X700 mmX200 mm, connects the vertical brace to the lower gusset plate. Use LRFD method and kg

a)   Determine Plate 1's design strength, ,, for the gross section yielding limit state

b)   Determine Plate 1's design strength, ,, for the net section rupture/fracture limit state

c)   Determine Plate 1's design strength, ,, for the block shear limit state

d)   Which limit state governs and what is the design strength of Plate 1?


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plate I VERTICAL BRACE (70 ROD, ASTM F1554 GR.55) 300 STEEL COLUMN, SC-01 50 > weld PL $6*X700X200 1-12 0 ASTM A-325 BOLTS TOTAL=2 75 50 38.1 -+ 150 200 504.3 75 MINIMUM 700 1-/2 0 ASTM W.P A-325 BOLTS VERTICAL BRACE (7 0 ROD, LOWER GUSSET PLATE, PL :" TOTAL=2 ASTM F1554 GR.55) NOTA: FOR CASES IN WHICH THERE IS INTERFERENCE LOWER GUSSET PLATE, PL 3/8 172.5 BETWEEN THE GUSSET PLATE L PL 3/8*X700X200 MINIMUM AND BASE PLATE STIFFENERS USE THE GUSSET PLATE -75 150-75 100 300 SECTION W-W SCALE 1:10 [mm] CONNECTION TO BASE PLATE "O VERTICAL BRACE CONNECTIONS SCALE 1:10 [mm]

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