Problem 2: A W 250 x 167 is used as tension member and the web is connected to a two gusset plates by 18 mm bolts as shown in Figure ST-009. Use A 36 steel with Fy = 250 MPa and Fu = 400 MPa. Hole diameter is 3 mm larger than the bolt diameter. I 40 80 80 150 PL 12 mm x 180 mm Properties of W 250 x 167: A = 21,200 mm² d = 290 mm br=264 mm tr = 31.8 mm tw = 19.2 mm Figure ST-009 1. Compute the allowable strength of the tension member by ASD. 2. Compute the design strength of the tension member by LRFD. 3. Is it safe to carry the above load combinations according to ASD? 4. Is it safe to carry the above load combinations according to LRFD? 5. Compute the allowable strength of the tension member for block shear by ASD. 6. Compute the allowable strength of the tension member for block shear by LRFD.
Problem 2: A W 250 x 167 is used as tension member and the web is connected to a two gusset plates by 18 mm bolts as shown in Figure ST-009. Use A 36 steel with Fy = 250 MPa and Fu = 400 MPa. Hole diameter is 3 mm larger than the bolt diameter. I 40 80 80 150 PL 12 mm x 180 mm Properties of W 250 x 167: A = 21,200 mm² d = 290 mm br=264 mm tr = 31.8 mm tw = 19.2 mm Figure ST-009 1. Compute the allowable strength of the tension member by ASD. 2. Compute the design strength of the tension member by LRFD. 3. Is it safe to carry the above load combinations according to ASD? 4. Is it safe to carry the above load combinations according to LRFD? 5. Compute the allowable strength of the tension member for block shear by ASD. 6. Compute the allowable strength of the tension member for block shear by LRFD.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Subject: STEEL DESIGN
Problem 2: A W 250 x 167 is used as tension member and the web is connected to a two
gusset plates by 18 mm bolts as shown in Figure ST-009. Use A 36 steel with Fy = 250
MPa and Fu = 400 MPa. Hole diameter is 3 mm larger than the bolt diameter.
I
40 80 80
150
PL 12 mm x 180 mm
Properties of W 250 x 167:
A = 21,200 mm² d = 290 mm br=264 mm t = 31.8 mm tw = 19.2 mm
Figure ST-009
1. Compute the allowable strength of the tension member by ASD.
2. Compute the design strength of the tension member by LRFD.
3. Is it safe to carry the above load combinations according to ASD?
4. Is it safe to carry the above load combinations according to LRFD?
5. Compute the allowable strength of the tension member for block shear by ASD.
6. Compute the allowable strength of the tension member for block shear by LRFD.
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