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![(M-R39 = 0.87 x 500 x 1884.41 x550 1884.41 X550[1-6.4280_46] +0.87 x 500 x 1353 (550-55) = 655.07 kN/m2 (Mul limita (M.RIC +3](http://img.homeworklib.com/questions/7a0a6a50-fc78-11ea-a689-d93314859dfe.png?x-oss-process=image/resize,w_560)
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2.4 A rectangular reinforced concrete beam 300 x 550 mm (b x d) is provided with...
FIGURE Q2 shows cross-section of a rectangular doubly reinforced concrete beam. The concrete grade, fck is...
FIGURE Q2 shows cross-section of a rectangular doubly reinforced concrete beam. The concrete grade, fck is 20 N/mm2 and the steel grade, fyk is 500 N/mm2. Evaluate whether the beam has been designed as under reinforced section AND also determine if the section is able to resist an applied moment of 75 kN.m. [10 marks] 30 mm T 3H10 300 mm 5H12 30 mm 100 mm FIGURE Q2
1. A simply supported rectangular concrete beam has a clear span of 6m has a width...
1. A simply supported rectangular concrete beam has a clear span of 6m has a width of 400mm and has an effective depth of 625mm. The beam supports a total factored load of 168kN/m which includes the weight of the beam. Use fc’=28MPa, fy=414MPa. Use normal weight of concrete with 1.0. Determine approximately the total number of stirrups needed for the beam. 2. A rectangular beam reinforced for tension only has b=200mm and d=350mm. The tension steel area provided is...
A simply supported reinforced concrete beam of 8 m span is subjected to uniformly distributed load...
A simply supported reinforced concrete beam of 8 m span is subjected to uniformly distributed load as shown in Figure 3. The following data are given: The ultimate load, wu is 60 kN/m; characteristic strength of concrete, fck is 30 N/mm²; characteristic strength of reinforcement, fyk is 500 N/mm2. The effective depth, d is 650 mm. Take the link diameter, w as 10 mm, main bar diameter, o as 20 mm and concrete cover as 30 mm. Design the shear...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength of fc 30 MPa, reinforced with 5-25 mm diameter steel bar at the effective depth of 500 mm. If is subjected to a moment, M 130 kN-m. Determine the following: Magnitude of the bending moment that cracks the singly-reinforced beam section. (10 pts) b. For the computed cracking moment, determine the maximum compressive stress in the concrete and the stress in the tension steel....
1. Reinforced Rectangular Concrete Beam The reinforced concrete beam shown is subjected to a bending moment...
1. Reinforced Rectangular Concrete Beam The reinforced concrete beam shown is subjected to a bending moment of 200 kip ft. Knowing that the modulus of elasticity for the concrete and the steel are respectively Ec= 3.75 X 10 psi and Es = 30 x 10 psi, determine the tensile stress in [ksh] that develops in the steel bars. 20 in 1 in diameter 72.5 in 12 in-
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD=500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fe 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two layers), 26...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD= 500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fc = 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two...
2. A singly reinforced rectangular section having a cross-section b 300 mm and d = 600...
2. A singly reinforced rectangular section having a cross-section b 300 mm and d = 600 mm is reinforced by 10 N32 bars. Assuming f: = 32 MPa, compute the reliable moment capacity of the section (i.e. OMU).
A rectangular beam made using concrete of fc' = 6000 psi and steel with fy= 60...
A rectangular beam made using concrete of fc' = 6000 psi and steel with fy= 60 ksi. The beam has a width B=20 in and a total depth of 20 in with an effective depth d=17.5 in. The tensile steel consists of 4 #11 bars at the bottom side. a) Determine the maximum service load moment that can be resisted without stressing the concrete above 0.45fc' or the steel above 0.4fy. b) Calculate the nominal flexural moment capacity of the...
Problem 2 A reinforced concrete beam (see fig.) is acted on by a positive bending moment...
Problem 2 A reinforced concrete beam (see fig.) is acted on by a positive bending moment of M - 160 kNm. Steel reinforcement consists of 4 bars of 28-mm diameter. The modulus of elasticity for the concrete is E = 25 GPa while that of the steel is E, = 200 GPa. (a) Find the maximum stresses in steel and concrete. (b) If allowable stresses for concrete and steel are = 9.2 MPa and 0 -135 MPa, respectively, what is...
FIGURE Q2 shows cross-section of a rectangular doubly reinforced concrete beam. The concrete grade, fck is 20 N/mm2 and the steel grade, fyk is 500 N/mm2. Evaluate whether the beam has been designed as under reinforced section AND also determine if the section is able to resist an applied moment of 75 kN.m. [10 marks] 30 mm T 3H10 300 mm 5H12 30 mm 100 mm FIGURE Q2
A simply supported reinforced concrete beam of 8 m span is subjected to uniformly distributed load as shown in Figure 3. The following data are given: The ultimate load, wu is 60 kN/m; characteristic strength of concrete, fck is 30 N/mm²; characteristic strength of reinforcement, fyk is 500 N/mm2. The effective depth, d is 650 mm. Take the link diameter, w as 10 mm, main bar diameter, o as 20 mm and concrete cover as 30 mm. Design the shear...
2. A rectangular beam, 400 x 600 mm gross dimension, is cast using a concrete strength of fc 30 MPa, reinforced with 5-25 mm diameter steel bar at the effective depth of 500 mm. If is subjected to a moment, M 130 kN-m. Determine the following: Magnitude of the bending moment that cracks the singly-reinforced beam section. (10 pts) b. For the computed cracking moment, determine the maximum compressive stress in the concrete and the stress in the tension steel....
1. Reinforced Rectangular Concrete Beam The reinforced concrete beam shown is subjected to a bending moment of 200 kip ft. Knowing that the modulus of elasticity for the concrete and the steel are respectively Ec= 3.75 X 10 psi and Es = 30 x 10 psi, determine the tensile stress in [ksh] that develops in the steel bars. 20 in 1 in diameter 72.5 in 12 in-
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD=500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fe 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two layers), 26...
A reinforced concrete beam with dimensions (300 mm * 800 mm) subjected to a service dead load moment (MD= 500 kN.m) and a service live load moment (ML = 400 kN.m). Design the section as a double reinforced section (the dimensions can't be increased). Place the compression reinforcement at 65 mm from the compression face. Compressive strength of concrete; fc = 28 MPa, yielding stress of reinforcement; fy= 420 MPa. Assume 30 mm to be used in the tension (two...
2. A singly reinforced rectangular section having a cross-section b 300 mm and d = 600 mm is reinforced by 10 N32 bars. Assuming f: = 32 MPa, compute the reliable moment capacity of the section (i.e. OMU).
Problem 2 A reinforced concrete beam (see fig.) is acted on by a positive bending moment of M - 160 kNm. Steel reinforcement consists of 4 bars of 28-mm diameter. The modulus of elasticity for the concrete is E = 25 GPa while that of the steel is E, = 200 GPa. (a) Find the maximum stresses in steel and concrete. (b) If allowable stresses for concrete and steel are = 9.2 MPa and 0 -135 MPa, respectively, what is...
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