Steel Design (Activate Learning with these NEW titles from Engineering!)
6th Edition
ISBN: 9781337094740
Author: Segui, William T.
Publisher: Cengage Learning
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Question
Chapter 3, Problem 3.7.5P
To determine
(a)
The size of threaded rod using the load and resistance factor design (LRFD) method.
To determine
(b)
The size of threaded rod using ASD method.
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A C8 × 11.5 is connected to a gusset plate with 7⁄8-inch-diameter bolts as shown in the Figure . The steel is A572 Grade 50. If the member is subjected to dead load and live load only, what is the total service load capacity if the live-to-dead load ratio is 3? Assume that Ae = 0.85An.a. Use LRFD.b. Use ASD.
A bracket cut from a W310X179 is connected to a W310X179 column flange with 12
A325 bearing-type bolts as shown in the figure. A 50 steel is used. The line
of action of the load passes through the center of gravity of the connection. What size
bolt is required?
a. Use LRFD.
b. Use ASD.
D = 55k
L = 145k
I'-1"
CS Scanned with CamScanner
22"
5 sp @ 4"
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A PL 38 X 6 tension member is welded to a gusset plate as shown. The steel is A36 (Fy = 36ksi, Fu = 58ksi).
a. The design strength, Pu based on gross area
b. The design strength, Pu based on effective area
PL % x 6
3/8"
6"
Cross Sectional area
of PL3/8x6
a) Blank 1
b) Blank 2
Blank 1 Add your answer
Blank 2 Add your answer
Chapter 3 Solutions
Steel Design (Activate Learning with these NEW titles from Engineering!)
Ch. 3 - Prob. 3.2.1PCh. 3 - Prob. 3.2.2PCh. 3 - Prob. 3.2.3PCh. 3 - Prob. 3.2.4PCh. 3 - Prob. 3.2.5PCh. 3 - Prob. 3.2.6PCh. 3 - Prob. 3.3.1PCh. 3 - Prob. 3.3.2PCh. 3 - Prob. 3.3.3PCh. 3 - Prob. 3.3.4P
Ch. 3 - Prob. 3.3.5PCh. 3 - Prob. 3.3.6PCh. 3 - Prob. 3.3.7PCh. 3 - Prob. 3.3.8PCh. 3 - Prob. 3.4.1PCh. 3 - Prob. 3.4.2PCh. 3 - Prob. 3.4.3PCh. 3 - Prob. 3.4.4PCh. 3 - Prob. 3.4.5PCh. 3 - Prob. 3.4.6PCh. 3 - Prob. 3.5.1PCh. 3 - Prob. 3.5.2PCh. 3 - Prob. 3.5.3PCh. 3 - Prob. 3.5.4PCh. 3 - Prob. 3.6.1PCh. 3 - Prob. 3.6.2PCh. 3 - Prob. 3.6.3PCh. 3 - Select an American Standard Channel shape for the...Ch. 3 - Prob. 3.6.5PCh. 3 - Use load and resistance factor design and select a...Ch. 3 - Select a threaded rod to resist a service dead...Ch. 3 - Prob. 3.7.2PCh. 3 - Prob. 3.7.3PCh. 3 - Prob. 3.7.4PCh. 3 - Prob. 3.7.5PCh. 3 - Prob. 3.7.6PCh. 3 - Prob. 3.8.1PCh. 3 - Prob. 3.8.2PCh. 3 - Prob. 3.8.3PCh. 3 - Prob. 3.8.4PCh. 3 - Prob. 3.8.5P
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Similar questions
- The tension member shown in Figure 3.4-2 is a PL 5/8 x 10, and the steel is A36. The bolts are 7/8-inch in diameter. a. Determine the design strength for LRFD. b. Determine the allowable strength for ASD. | 2" +|+| in seinefrinehich 9 оо SOarrow_forward3.6-4 Select an S shape for the tension member shown in Figure P3.6-4. The member shown will be connected between two plates with eight %-in. diameter bolts. The service dead load is 216 kips, the service live load is 25 kips, and the length is 22 ft. Use A36 steel. a. Use LRFD. b. Use ASD. O O O O FIGURE P3.6-4arrow_forwardThe details of an end bearing stiffener are shown in Figure . The stiffener plates are 9⁄16-inch thick, and the web is 3⁄16-inch thick. The stiffeners are clipped 1⁄2 inch to provide clearance for the flange-to-web welds. All steel is A572 Grade 50. a. Use LRFD and determine the maximum factored concentrated load that can be supported. b. Use ASD and determine the maximum service concentrated load that can be supported.arrow_forward
- Select an S shape for the tension member shown in Figure. The member shown will be connected between two plates with eight 7/8- in. diameter bolts. The service dead load is 216 kips, the service live load is 25 kips, and the length is 22 ft. Use A36 steel. a. a. Use LRFD. b. b. Use ASD.arrow_forwardGroup A bolts are used in the connection in Figure . Use an elastic analysis and determine the required size if slip is permitted. The 10kip load consists of 2.5 kips of service dead load and 7.5 kips of service live load. All structural steel is A36. a. Use LRFD. b. Use ASD.arrow_forwardTwo plates each with thickness t = 16 mm are bolted together with 6 – 22 mm diameter bolts forming a lap connection. Bolt spacing are as follows: S1 = 40 mm, S2 = 80 mm, S3 = 100 mm. Bolt hole diameter = 25 mm. Using A36 steel having Fy = 248 MPa and Fu = 400 MPa. P P S - P S2 S2 DETERMINE: 1. Determine the allowable load Pa based on bearing at bolt holes. (ASD) 2. Determine the ultimate load Pu based on block shear.arrow_forward
- A 16 mm thick tension member is connected by two 6.25 mm spliced plates as shown. The tension member carries a service loads of dead load of 110 kN and a live load of 100 kN. 40, 80 , 40 , 40, 80 40 1625 mm 16 mm 1625 mm Fy 248 MPa Fu = 400 MPa Diam. of bolts = 16 mm Fnv = 300 MPa O Determine the nominal strength for one bolt due to shear. O Determine the nominal strength for one bolt due to bearing strength of the connection. ® Determine the number of bolts required for the connection.arrow_forwardA structural tee bracket is attached to a column flange with six bolts as shown in Figure . All structural steel is A992. Check this connection for compliance with the AISC Specification. Assume that the bearing strength is controlled by the bearing deformation strength of 2.4dtFu. a. Use LRFD. b. Use ASD.arrow_forwardQ1:A: The Ix6 in. plate shown in Figure below is connected to a lx10 in. plate with longitudinal fillet welds to transfer a tensile load. Determine the LRFD design tensile strength of the member if F, = 50 ksi and Fu = 65 ksi. PLI X 10 in PL1 x 6 in P P w= 6 in Longitudinal fillet welds L=8 inarrow_forward
- The lap joint in the figure is fastened by four 20 mm Ø A325X bolts. Calculate the maximum safe load P that can be applied if the plates are 25 mm thick A-36 steel Use ASD. 4 @ 40 mm P 2 @ 60 mm Parrow_forwardThe tension member is a PL 1⁄2 × 6. It is connected to a 3⁄8-inch-thick gusset plate with 7⁄8-inch-diameter bolts. Both components are of A242 steel. Note: A242 Fu = 70ksi dh = db + 1/16’’ Use: Consider deformation at the bolt hole what is the: minimum spacing as per AISC code provisions maximum spacing as per AISC code provisions minimum edge distance as per AISC code provisions maximum edge distance as per AISC code provisionsarrow_forwardA plate is used as a tension member, to carry a deadload = 300 KN and live load of 260 KN. Steel used is A36, F,= 248 MPa, Fu = 400 MPa. If the width of the tension plate is 210 mm, determine: a) The thickness of the plate based on NSCP 2015 ASD, bult used is M20.-- b) The thickness of plate based on NSCP 2015 LRFD. Bolt used is M20.-- 210 mm -Tension Plate M20 boltsarrow_forward
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