The beam is loaded as shown below. Given the following properties bw = 305 mm PDL = 120 KN d = 590 mm PL = 150 KN f' = 25 MPa WOL= 30 kN/m (including self weight of beam) W₁L = 35 kN/m fyt = 275 MPa Using simplified calculation for Vc, A. Determine the shear strength provided by the concrete. B. Determine the value of factored shear at critical section. C. Determine the required spacing of stirrups at critical section.

The beam is loaded as shown below. Given the following properties bw = 305 mm PDL = 120 KN d = 590 mm PL = 150 KN f' = 25 MPa WOL= 30 kN/m (including self weight of beam) W₁L = 35 kN/m fyt = 275 MPa Using simplified calculation for Vc, A. Determine the shear strength provided by the concrete. B. Determine the value of factored shear at critical section. C. Determine the required spacing of stirrups at critical section.

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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Kindly answer the question. All answers in SI units
Reinforce Concrete: A rectangular beam having a width of 300mm has an effective depth of 600mm. Total depth of beam is 680mm. The beam is reinforced with 3 – 32mm rebars at the bottom. Using normal weight concrete and F’c = 27.6MPa, Fy = 415MPa. a. Using detailed calculation, determine the shear strength of concrete subjected to shear and flexure only if it is subjected a factored moment of Mu = 134KN.m which occurs simultaneously with Vu = 223KN. b. If the beam is subjected to a compressive force of 268KN, using simplified calculation, determine the shear strength provided by concrete. c. If the beam is subjected to a compressive force of 270KN, using detailed calculation, determine the shear strength of concrete if Mu = 140KN.m and Vu 240KN.
SIT. B: Determine the tensile steel ratio of a given conditions if concrete strength f'. = 28 MPa and steel yield strength fy 4. if the tensile strain is Es = fy/Es upon crushing of concrete at a strain of 0.003. C. 0.02833 A. 0.01567 B. 0.02161 D. 0.02125 if the tensile strain is limited to 0.004 upon crushing of concrete at a strain of 0.003. A. 0.01567 B. 0.01548 5. 6. Minimum as required by NSCP 2015. C. 0.00313 D. 0.00405 A. 0.00333 B. 0.00276 = 420 MPa. C. 0.02778 D. 0.02064 uniformly
Use USD method
In all Questions use the Working Stress Method and the flowing material 25 MPa and f, = 420 MPa. properties f = If the stress in the top fiber of the concrete is f = 12.5MPa and in the steel is 400 MPa. Ec 25000 MPa, Es 200000 MPa. Determine the following: 1-Maximum strain in concrete 2- Maximum strain in steel and 3- Flexural strength of the section (the moment M) P 500 mm 300 mm
A beam having a width of 500 mm and a total depth of 800mm is reinforced with 6-32mm dia bars, Compressive strength of concrete is 28 MPa and yield strength of reinforcing bars is 420MP.. 640 mm 800 mm 6 #32 80 mm 80 mm Determine the following: 1. depth of the compression block 2. strain in the tension reinforcement 3. moment reduction factor 4. nominal moment capacity 5. ultimate moment capacity 6. actual steel ratio 7. minimum steel ratio 8. maximum steel ratio 9. Tension force 10. Compression force
Situation no. 1: Calculate the bending stresses in the concrete and the reinforcing steel, using the transformed area method: fc= 3000 psi, normal- weight concrete, n= 9, M = 250 ft-k. %3D -bym 60 in. - 1. Bending stress of concrete. a 0.057psi My = 5 in. b. 57ksi 不 A,=6 hars C. 6840 ksi d= 28 in. 684psi e. 2. Bending stress of steel. a. 24 4ksi b. 2.03 ksi C. 24354.00ksi 2.71ksi b12 in. d. e.
USE NSCP 2010 A reinforced rectangular concrete beam has a width of 250 mm and aneffective depth of 360 mm. It is reinforced for tension only at the bottomwith a total tension steel area of 600 mm². fc’ = 40 MPa, fy = 400 MPa. a. Determine the tension reinforcement index for this beam.b. Determine the distance of the neutral axis below the compressionsurface. c. Determine the ultimate flexural strength of the beam.
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Please just do problem 8.2
A rigid steel plate is supported by three posts of high-strength concrete each having an effective cross-sectional area A = 40,000 mm2 and length L = 2 m (see figure). Before the load P is applied, the middle post is shorter than the others by an amount s = 1.0 mm. The allowable compressive stress in the concrete is 20 MPa and E of concrete is 30 GPa. What is the minimum load P (kN) needed to close the gap? P S
please use nscp 2015