A W12 X 65 is used as a simply supported, uniformly loaded beam with aspan length of 50 feet and continuous lateral support. The yield stress, F,is 50 ksi. If the ratio of live load to dead load is 3, compute the availablestrength and determine the maximum total service load, in kips/ft, that canbe supported.a. Use LRFD.b. Use ASD.

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Answered: A W12 X 65 is used as a simply…

Steel Design (Activate Learning with these NEW titles from Engineering!)

6th Edition

ISBN:9781337094740

Author:Segui, William T.

Publisher:Segui, William T.

Chapter5: Beams

Section: Chapter Questions

Problem 5.6.1P

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If the beam in Problem 5.5-9 i5 braced at A, B, and C, compute for the unbr Cb aced length AC (same as Cb for unbraced length CB). Do not include the beam weight in the loading. a. Use the unfactored service loads. b. Use factored loads.
A beam must be designed to the following specifications: Span length = 35 ft Beam spacing = 10 ft 2-in. deck with 3 in. of lightweight concrete fill (wc=115 pcf) for a total depth of t=5 in. Total weight of deck and slab = 51 psf Construction load = 20 psf Partition load = 20 psf Miscellaneous dead load = 10 psf Live load = 80 psf Fy=50 ksi, fc=4 ksi Assume continuous lateral support and use LRFD. a. Design a noncomposite beam. Compute the total deflection (there is no limit to be checked). b. Design a composite beam and specify the size and number of stud anchors required. Assume one stud at each beam location. Compute the maximum total deflection as follows: 1. Use the transformed section. 2. Use the lower-bound moment of inertia.
The beam shown in Figure is a W36 x182. It is laterally supported at A and B. The 300 kip load is a service live load. Using the unfactored service loads, a. Compute Cb. Do not include the beam weight in the loading. b. Compute Cb. Include the beam weight in the loading.
The beam shown is simply supported and has lateral support only at its ends. The only service dead load is the weight of the beam. Determine whether it is satisfactory for the load shown. A992 steel (E= 345 MPa and F= 450 MPa) is used, and the 30 KN/m is a service live load. Use LRFD 30 KN/m WiL = 30 KN/m W16x 40 -Centroid W16 x 40 3m
The beam shown in the figure has continuous lateral support of bothflanges. The uniform load is a service load consisting of 50% deadload and 50% live load. The dead load includes the weight of thebeam. If A992 steel is used, is a W16 × 31 adequate?a. Use LRFD.b. Use ASD.
The below figure represents a section of a pre- stressed beam. For a no-tension design where a is the permissible stress in concrete, the total moment carrying capacity is (a) (c) d/2 bd² 6 d/2 bd²oc 3 -b- (b) (d) bd² oc 4 bd²a 12
PROBLEM 4: The beam shown the figure below is a W16x31 of A992 steel and has continuous lat- eral support. The two concentrated loads are service live loads. Neglect the weight of the beam and determine whether the beam is adequate. a. Use LRFD. b. Use ASD. 60k 60k W16 x 31 asap +4
A simply supported beam subjected to a uniform service Dead load of 20kn/m (including the weight of the beam), a uniform service live load of 35kn/m. The beam is 12m long and is laterally supported at midspan, and A572 Gr. 50 steel is used. Assuming cb =1. Verify if w30x108 is adequate? Use fy=344 mpa
The beam under the Live and Dead loads is shown below. The steel class is $235. Lig L1 L2 a.) Evaluate the slenderness of the web and flange. b.) Calculate the Cb value based on the loads. c.) Calculate the bending moment capacity of the beam... d.) Is the beam cross-section enough for the given loads. L3
The beam shown in Figure is a W16 x 31 of A992 steel and has continuous lateral support. The two concentrated loads are service live loads. Neglect the weight of the beam and determine whether the beam is adequate. a. Use LRFD. b. Use ASD.
The beam shown in Figure is laterally braced only at the ends. The 30-kip load is a service live load. Use Fy =50 ksi and determine whethera W14 x 38 is adequate. a. Use LRFD. b. Use ASD.
steel Design Civil Engineering Please show solutions: AW 310 x 118 section with a length of 8.0 m is used as a column. Determine the safe axial load the column can carry using AISC specifications with Fy = 345 MPa when: Properties of W 310 x 118 A = 15000 mm² rx = 136 mm ry = 77.6 mm A. column ends are fixed B. one end of the column is fixed; the other free Use LRFD Answers: A.] For Ag = 248.06X15000 100 3720,9kw $en=0.90x3720.9 = 3348.21 kW B.JPn= For Ag =40.72 x 15 000 LOW Pr= 0.90x610,81 = 549.729 KN

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