). Determine the flexural reinforcement for the simply reinforced concrete Isolated T-Beam own in Figure 2, to carry concentrated live load 60 KN and concentrated dead load 70 KN. 600 mm- 600 mm- 250 mm 125 mm * 2.5 m Pu * 2.5 m Pu * 2.5 m X

). Determine the flexural reinforcement for the simply reinforced concrete Isolated T-Beam own in Figure 2, to carry concentrated live load 60 KN and concentrated dead load 70 KN. 600 mm- 600 mm- 250 mm 125 mm * 2.5 m Pu * 2.5 m Pu * 2.5 m X

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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3. A doubly reinforced beam has dimension of 300mmw x 600mmh. It is reinforced with 225mm diam compression bars and 4 25mm diam tension bars. Concrete cover from centroid of steel bar is 60mm. On its section has a bending moment of 300KN-m. Using working stress design method what are the stresses acting on the concrete, compressive and tensile steel bars? N3D8
From load analysis, the following are the factored design forces result: Mu = 440 KN-m, Vu = 280 KN. The beam has a width of 400 mm and a total depth of 500 mm. Use f’c = 20.7 MPa, fy for shear reinforcement is 275 MPa, fy for main bars is 415 MPa, concrete cover to the centroid of the bars both in tension and compression is 65 mm, steel ratio at balanced condition is 0.02, lateral ties are 12 mm diameter. Normal weight concrete. Calculate the required area of compression reinforcement in mm2 due to the factored moment, Mu. Express your answer in two decimal places.
A 5.0m long simply supported reinforced concrete beam has awidth of 350mm and an overall depth of 470mm. The beam is reinforced with 2 –28mm dia. compression bars on top and 4 –28mm dia. tension bars at the bottom, each located 70mm from the extreme concrete fiber. Concrete strength f’c = 21MPa and steel yield strength fy = 345MPa. Determine the following, A.Depth of compression block assuming both tension and compression steel yields. B.What is the ultimate moment capacity of the beam in kN.m? C.Determine the additional concentrated live load that can be applied at midspan if the deadload including the weight of the beam is 15kN/m. Hello please answer this thanks
1. A rectangular reinforced concrete beam has the follawing properties: Beam Span, L 6 m Beam width, b = 320 mm Effective depth, d = 640 mm Concrete strength, fc 25 Mpa Reinforcing steel strength, fy 200 MPa a. Compute the (Vanominal shear strength provided by the concrete. b. Compute the (V.) shear capacity of stirrups if it carries a Vu = 200 KN at critical point c. Compute the spacing of stirrups using 10 mm diameter rebar
The beam is loaded uniform deadload of 42 kN/m (including its own weight), and a uniform live load of 48 kN/m. Concrete strength fc' = 21 MPa and steel yield strength fy = 415 MPa, concrete cover is 65 mm from the centroid of the bars. Assume El to be constant. 320 mm 540 mm 7m 2m a. What is the uniform factored load on the beam in kN/m? b. What is the vertical reaction (factored) at B in KN? c. What is the maximum nominal moment can the beam carry if it is to be design as singly reinforced, in kN.m? d. What is the required tension steel area in mm2, at point of maximum positive moment? e. What is the required tension steel area in mm2, at point of maximum negative moment? f. Using simplified calculation, calculate the nominal shear strength provided by concrete near the fixed end, in KN? g. Using 10 mm W-stirrups with fyh = 275 MPa, what is the required stirrup spacing near the fixed end?
A rectangular beam 250 mm wide, 500 mm deep is reinforced at the bottom with 4-20-mm-diameter bars and at the top with 2-16-mm bars. Concrete cover to bar centroid at the top is 80 mm and at the bottom is 70 mm. Use concrete strength f’c = 21 MPa and steel yield strength fy = 415 MPa for 20-mm bars and fy = 275 MPa for 16-mm bars. Determine the nominal moment capacity in kN∙m of the beam in negative bending.
Problem The following are the dimensions of a concrete T-beam section Width of flange, bf = 600 mm Thickness of flange, tf = 80 mm Width of web, bw = 300 mm Effective depth, d = 500 mm The beam is reinforced with 3-32 mm diameter bars in tension and is carrying a moment of 100 kN.m. Find the total compressive force in the concrete. Use n = 9.
need fast and comp, pls
Design the T beam for the floor system when subjected to an ultimate moment of 300 kN-m. Beam span is 6m, beam width is 300 and d is 450mm. fc = 30 MPa, fy = 420 MPa. Determine the effective width of the T-beam in mm. Is the compressive flange adequate enough to provide the design capacity required? How many layers/rows of steel rebars are expected in the design of reinforcement? How many 25mm steel bars are required for the section?
Situation #1: A reinforced concrete beam has a width of 300 mm and an overall depth of 550 mm. The beam is reinforced with five 25-mm diameter bottom bars and two 16-mm-diamter bars, both having fy = 345 MPa. Concrete strength fc' = 24 MPa. The centroid of the bars are located 65 mm from extreme concrete fibers. Unit weight of concrete = 23.5 kN/m3. The beam is simply supported over a span of 6 m and carries a superimposed deadload of 8 kN/m. Use NSCP 2010 1.1 What is the depth of compression block? 1.2 What is the stress of the compression steel? 1.3 What is the nominal capacity of the beam? 1.4 What safe uniformly distributed live load can the beam carry over its entire length? 1.5 Using the loads obtained from the previous questions, what is the required nominal shear strength of the beam at critical section near the support? 1.6 Using 10 mm U stirrups with fy = 275 MPa, what is the required stirrup spacing near the support.
A 6m long simply supported reinforced concrete beam has a width of 350mm and an overal1 depth of 470mm. The beans is reinforced with 2-28mm compression bars and 4-28mm tension bars, each located 70mm from the extreme fibers. Concrete strength f'c = 20. 7 MPa, and steel yield strength fy=415 MPa. Determine the ff: 1) Depth of compression block assuming both tension and compression steel yields. 2) what is the ultimate moment capacity of the beam in KN.m. 3) Determine the additional concentrated live load that can be applied at midspan if the dead load including the weight of the beam is 20KN/m. Use Mu=1.2Mdl+1.6M11 (Based of NSCP 2015) Show complete solution and neat handwriting. Use NSCP 2015.
Q2) Derive the equation of balanced reinforcement ratio, Po, for flanged-section by showing all forces and stresses on the cross section.