A reinforced concrete T-beam has an effective depth of 620mm and isreinforced with 8D28mm dia. Bars. The web width is 310mm and has aflange thickness of 95mm. The beam has a clear span of 5.5m and has aspacing center to center equal to 1.2m. fc' 23.60MPA and fy=420MP..Compute the effective width of the flange, mmA. 1200B. 997.501375D. 1153.50

Using the effective width as an example, the compression stress is assumed to be uniform above the…

Answered: A reinforced concrete T-beam has an…

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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Q4/ Compact the design bending strength to the reinforced concrete beam has a width b=300mm and effective depth d=525mm, fc-20, fy=300MPa. Suppose that the beam design to achieve a maximum bending according to code.
A lightweight reinforced concrete beam is 400 mm and 630 mm deep.The beam is simplysupported over a span of 7.7 m and carries a uniform dead load of 12 kN/m excluding its ownweight and a uniform live load of 12 kN/m. The beam is reinforced for tension only with six-28mm diameter bars with an effective depth to tension bars of 570 mm. fc’=20.7 Mpa, fy=344.8Mpa. Modulus of Elasticity of Concrete, Ec = 21,750 Mpa and Es = 200 GPa a. Calculate the maximum instantaneous deflection due to service loads. b. Calculate the deflection for the same loads after five years assuming that 50% of thelive load is sustained.
A rectangular beam has a width of 300mm and an effective depth of 510mm. The beam is provided with 10mm vertical U-stirrups with yield strength, fy=275MPa. Concrete strength fc’=27MPa. Design the stirrups for the following factored shear a) 160kN b) 250kN
A T-beam for a floor system has a slab thickness of 75 mm and a web thickness of 375 mm. It has an effective depth of 600 mm. The beam carries a dead load moment of 280 kN-m and a live load moment of 525 kN-m. It has a span of 5.4 m and a spacing center to center of 1.8 m. Use reduction factor ø=0.90, fc’=20.7 MPa, fy = 344.7 MPa.Determine the effective width of flange. Determine depth of compression flange. Determine the required steel area. See the formula in the image
V. A simply supported reinforced concrete beam subjected the maximum shear force V=150KN. the section of the beam is rectangular with b×h=250mmx500mm.the concrete is of grade C30 (f=1.43N/mm², f=14.3 N/mm²) . The transverse stirrup is of HPB235 (f, = 210N/ mm? ) . It is required to design the web reinforcements of the beam only with stirrups.( 10mm, Ag = 78.5mm² ) a, = 35mm. nA SV1. No B. = 1.0, V = a f,bh, + fy · Data: C30 concrete (f=1.43N/mm², fe=14.3 N/mm²) HRB335 steel (f, = 300N / mm² ) HPB235 steel ( f, = 210N/ mm² ) ho=465
dont round off
A reinforced concrete T-beam is to be designed for tension only. The beamwidth is 250 mm. effective depth to bottom bars is 400 mm, flange thickness is 100mm, simple span is 3.6 m and beam spacing is 1.2 m on centres. If the applied designmoment is 300 kn-m, fc’ = 20.7 MPa and fy = 414 MPa. Determine the effective widthof the compression flange and the number of 28 mmφ diameter bars necessary forthe beam.
A reinforced concrete slab consists of two equal spans, each with a clear span of 4.5m. the service live load is 4.8 kPa. Assume f I c = 27.6 MPa and fy= 415 MPa for all bars. Unit weight of concrete is yc = 23.5 kN m3/. The slab is not exposed to earth or weather. Design the slab following provisions of NSCP 2015. Use 12mm for all bars.
A 2.0 meter Cantilever Beam Carries Direction. The Couple of size and a 386.98 kN-m at Clockwise Prescribed beam properties is b=250mm, d=450mm, d' = 75mm. f'. = 30MPa. The Beam is Reinforced with a Grade 60 Steel with and fy 414.70 MPa. Calculate the Maximum Steel Ratio Calculate the depth if the compression block Calculate the Steel Reinforcement Area at Compression and Tension 386.98 kN-m
3
A rectangular cross section of a beam is under the bending moment of 60 kips-ft. Determined the Maximum compression and tension stress in the concrete and tensile stress in the rebar. The section is uncracked. b-15 in, h=30 in, d= 28 in f=4000 psi, Ec-3,600,000 psf fy= 60,000 psi, Es-29,000,000 psf Rebar= 3 -No. 6 h -As
Determine the design flexural strength in ft kips of a W10X26 of A242 (Fy = 50ksi) steel subject to a. Continuous lateral support. Blank 1 b. An unbraced length of 10 ft with Cb = 1.0. Blank 2 C. An unbraced length of 20 ft with Cb = 1.0. Blank 3 W10x26 ... A = 7.61 in.^2 d = 10.300 in. tw = 0.260 in. bf = 5.770 in. tf = 0.440 in. T = 8-1/4 in. 0.7400 k = k1 = in. 0.6875 in. gage = 2-3/4 in. rt = 1.540 in. d/Af = 4.07 Ix = 144.00 in.14 Sx = 27.90 in.^3 rx = 4.350 in. ly =| Sy = ry = Zx = 14.10 in.^4 4.89 in.13 1.360 in. 31.30 in.^3 Zy = 7.50 in 43 J = 0.40 in.^4 in. ^6 Cw = 345 a = 47.14 in. Wno = 14.30 in.^2 Sw = 9.05 in. ^4 Qf = 5.99 in.43 Qw = 15.50 in.43 Blank 1 Add your answer Blank 2 Add your answer Blank 3 Add your answer

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