1. A double-channel shape, 2C8 18.75, is used as a tension member. The channels are bolted to a 3/8-inch gusset plate with 7/8-inch diameter bolts. The tension member is A572 Grade 50 steel and the gusset plate is A36. If LRFD is used, determine the following: 1.1) The design strength based on yielding is A) 248.0 kips B) 275.56 kips C) 496.0 kips D) 551.11 kips 1.2) The effective net area is A) 5.510 in B) 4.536 in C) 4.536 in D) 4.109 in 1.3) The design strength based on fracture is A) 200.31 kips B) 240.38 kips C) 400.62 kips D) 412.00 kips 14) The design block shear strength is A) 234.900 kips B) 176.175 kips C) 211.050 kips D) 158.288 kips 5) For the tension member shown in Fig, what is the tensile design strength? A) 144.00 kips B) 129.60 kips C) 151.40 kips D) 201.87 kips O O O -SCB-1875 PLSX# A36 steel
1. A double-channel shape, 2C8 18.75, is used as a tension member. The channels are bolted to a 3/8-inch gusset plate with 7/8-inch diameter bolts. The tension member is A572 Grade 50 steel and the gusset plate is A36. If LRFD is used, determine the following: 1.1) The design strength based on yielding is A) 248.0 kips B) 275.56 kips C) 496.0 kips D) 551.11 kips 1.2) The effective net area is A) 5.510 in B) 4.536 in C) 4.536 in D) 4.109 in 1.3) The design strength based on fracture is A) 200.31 kips B) 240.38 kips C) 400.62 kips D) 412.00 kips 14) The design block shear strength is A) 234.900 kips B) 176.175 kips C) 211.050 kips D) 158.288 kips 5) For the tension member shown in Fig, what is the tensile design strength? A) 144.00 kips B) 129.60 kips C) 151.40 kips D) 201.87 kips O O O -SCB-1875 PLSX# A36 steel
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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please solve 1.1
Transcribed Image Text:1. A double-channel shape, 2C8 18.75, is used as a
tension member. The channels are bolted to a 3/8-inch
gusset plate with 7/8-inch diameter bolts. The tension
member is A572 Grade 50 steel and the gusset plate is
A36. If LRFD is used, determine the following:
1.1) The design strength based on yielding is
A) 248.0 kips
B) 275.56 kips
C) 496.0 kips
D) 551.11 kips
1.2) The effective net area is
A) 5.510 in
B) 4.536 in
C) 4.536 in
D) 4.109 in
1.3) The design strength based on fracture is
A) 200.31 kips
B) 240.38 kips
C) 400.62 kips
D) 412.00 kips
1.4) The design block shear strength is
A) 234.900 kips
B) 176.175 kips
C) 211.050 kips
D) 158.288 kips
1.5) For the tension member shown in Fig. what is the
tensile design strength?
A) 144.00 kips
B) 129.60 kips
C) 151.40 kips
D) 201.87 kips
2
2
-O
O
rrrd
-O
12
O
-1-
Wold
SC-1875
PLSXE
A36 steel
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