Q7. A rigid beam rests on supports A and B. Two connected loads 151 each (seefigure) move along the beam. The cross-section of the supports is squareviewed in plan. By considering the most unfavourable position of the loads onthe beam, determine the support dimensions in plan. The allowable stress forthe masonry under the supports is 10 kg/cm2. Answer: 52 x 52 cm2.2m-B.15t15t-10m

The Beam and LoadsGiven:A rigid beam resting on supports A and B.Two connected loads of 15 tons each…

Answered: Q7. A rigid beam rests on supports A…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Let the allowable stresses in the post be ??? = 120 ??? and ??? = 6 ???. Compute the maximum safe axial load P that may be applied. The moduli of elasticity are 200 GPa for steel and 14 GPa for concrete. Each steel bar has cross-sectional area of 900??2
A simply supported concrete beam 6m long is reinforce with four-28 mm diamgram tension bars. The beam has a width of 300mm and over all depth of 400.the steel covering to the centroid of the renforcement is 70 mm fc=30mpa and fy 418mpa A .draw a stress diagram B.compute for the ultimate capacity of the beam
The column shown is strained to -0.003 on the right hand edge and to +0.002 on its left hand edge. f’c = 4000 psi and fy = 60,000 psi. determine: 1. gives the compressive force resisted by the concrete 2. gives the nominal axial load that the column could carry 3. gives the nominal flexural load that the column could carry
1.50 The cylindrical steel column has an outer diameter of 4 in. and inner diame- ter of 3.5 in. The column is separated from the concrete foundation by a square bearing plate. The working compressive stress is 26000 psi for the column, and the working bearing stress is 1200 psi for concrete. Find the largest force P that can be applied to the column.
1.50 The cylindrical steel column has an outer diameter of 4 in. and inner diame- ter of 3.5 in. The column is separated from the concrete foundation by a square bearing plate. The working compressive stress is 26 000 psi for the column, and the working bearing stress is 1200 psi for concrete. Find the largest force P that can be applied to the column. Į 3.5 in 0.125 in. 0.75 in. 2800 lb 7 in. FIG. P1.50 1.5 in. 6 in.- 14800 lb B FIG. P1.49 6 in.-
this is complete.
- If the allowable bending stress of the posts is 8MPa, what will be the required dimension of the post for bending? - if the allowable shear stress of the posts is 0.85Mpa what will be the required dimension of the post for shear? PLEASE PROVIDE COMPLETE SOLUTION THANKS
The 5-ft concrete post is reinforced with six steel bars, each with a 1-inch diameter. Knowing that E, = 29,000 ksi and Ec = 3,500 ksi, determine the normal stresses (compressive stresses) in the steel and in the concrete when a 50-kip axial centric force P is applied to the post. P 5 ft 2 ft
A short rectangular column 300 mm on one side and 400 mm on the other side. It is reinforced with 8-20-mm-diameter longitudinal bars equally distributed to the shorter sides of the column. The centroid of the bars are 70 mm from the concrete surface. Use f’c = 21 MPa and fy = 415 MPa. 4. Determine the nominal compressive force on concrete only when the column is at balanced condition with bending about the strong axis. = [Cc] kN (whole number) Answer: 888
A short rectangular column 300 mm on one side and 400 mm on the other side. It is reinforced with 8-20-mm-diameter longitudinal bars equally distributed to the shorter sides of the column. The centroid of the bars are 70 mm from the concrete surface. Use f’c = 21 MPa and fy = 415 MPa. a. Determine the nominal compressive force on concrete only when the column is at balanced condition with bending about the strong axis. = [Cc] kN (whole number, ANS: 888) b. Determine the location of the plastic centroid from the left short side of the column. = [x] mm (ANS 200) c. Determine the ultimate axial load the column can sustain at balanced condition if the reduction factor is 0.65. = [Pub] kN (whole number, ANS 552).
SITUATION 1: A 250 mm wide rectangular concrete beam is reinforced for tension only. The beam has an effective depth of 300 mm. fc' = 9.3 MPa, fs = 138 MPa, n = 9. Use working stress design for balanced %3D condition. 1. Which of the following most nearly gives the value of k. a. 0.3225 c. 0.6234 b. 0.3526 d. 0.3775 2. Which of the following most nearly gives the value of j. a. 0.7482 c. 0.8742 b. 0.8472 d. 0.4278 3. Which of the following most nearly gives the balanced moment capacity of the beam in kN.m. a. 34.52 C. 36.7 b. 45.36 d. 32.3

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