Answered: d) The shear strength of concrete Ve of…

d) The shear strength of concrete Ve of a beam with axial compression is higher than that of a beam with the same dimension but no axial compression.

Traffic and Highway Engineering

5th Edition

ISBN:9781305156241

Author:Garber, Nicholas J.

Publisher:Garber, Nicholas J.

Chapter20: Design Of Rigid Pavements

Section: Chapter Questions

Problem 12P

See similar textbooks

Related questions

Q: A composite beam is made of wood and reinforced with a steel strap located on its bottom side. It…

A: UDL at beam = 1 kN/m Ew =20Gpa Es= 200Gpa Maximum Bending moment Mmax = wL28 = 1 (4)28= 2 KN-m or 2…

Q: 8. 250 mm 250 mm 0.5 W 0.5 W fc' = 30 MPa 2 - 25mm Ø fy = 414MPA 3- 36mm Ø 000 3.5 m 3.5 m 300 mm…

A: According to the definition of stress, force is divided by the area of application. Similarly,…

Q: After prestressing process is completed, a loss of stress is due to A. elastic elongation of…

A: Introduction- The Pre - stressing concrete is a type of concrete that is commonly used in…

Q: A reinforced concrete column 200 mm in diameter is designed to carry an axial compressive load of…

A: Given: The diameter of the column is 200 mm. The axial compressive load is 300 kN. The allowable…

Q: A center point loading is used to test concrete for flexure. The sample is 150mm x 150mm and has a…

A: To find flexure stress at failure

Q: A 750 mm thick concrete slab is having elastic modulus of 3x105 kg/cm² and Poisson ratio of 0.18. If…

Q: What is the distance of the neutral axis from the extreme compression concrete

A: Distance of the neutral axis from the top of the beam M = Cy M = 1/2*fc*bx(d-1/3*x) 580(10002) = 1/2…

Q: Determine the tensile steel ratio of a singly reinforced concrete beam for the following conditions…

A: To find tensile steel ratio for singly reinforced concrete beam fc' = 28 MPa fy = 420 MPa

Q: The total compressive force at the time of failure of a concrete beam section of width 'b' without…

Q: A concrete column 4m high and 400×200mm in section is reinforced with six No.20mm diameter steel…

A: Gross area of section, Ag = 400×200 = 80000 mm2Area of steel, Asc = 6×π4×202 = 1884.95 mm2Net area…

Q: In a pre-stress concrete beam section, net loss 10% and final pre-stressing force applied at X is…

Q: PART B 2. (a) What is the criterion of failure of reinforced concrete flexural elements? What…

A: 2. (a) Ductile flexural failrue occurs when teh ultimate capactiy of the concrete compressive zone…

Q: Strength of concrete with passage of time A. Decreases B. Fluctuates C. Increases D.…

A: strength of concrete with passage of time Increases. Explanation: A normal concrete is a mixture…

Q: A. Calculate the stress in the concrete at the top and bottom extreme fibers under a positive…

A: From the given problem, Positive Bending moment = 78kip f'c = 3200psi span =26ft

Q: A reinforced concrete beam has a width of 280 mm and an effective depth of 520 mm. It is reinforced…

A: Width ,b= 280mm effective depth, d=520mm 5 bars of 28mm diameter is used So, Ast= π4×282= 615.44mm2…

Q: Assuming concrete below the neutral axis to be cracked, the shear stress across the depth of a…

Q: Explain in detail about stress–strain relations of randomly oriented fiber-reinforced concrete with…

A: Fiber-Reinforced Concrete : 1. Technologically, the most important composites are those in which the…

Q: A 300 mm wide reinforced concrete beam has an effective depth of 450 mm. It is reinforced in the…

Q: Situation C: A rectangular beam has a concrete strength of 24 MPa. The yield strength of the…

Q: Given the following properties of beam: b = 250 mm d = 325 mm h = 400 mm a) Assuming the…

Q: A reinforced concrete column contains longitudinal steel equal to 1 per cent of net cross-sectional…

Q: A round concrete column has a diameter D.A force of 800 kN act on the column as shown. The yield…

A: Diameter = 50.46 mm

Q: Determine the tensile steel ratio of a singly reinforced concrete beam for the following conditions…

Q: Working Stress Design (WSD) Example: A reinforced concrete beam experiences a load as shown. It has…

A: Given data : A reinforced concrete beam of width = 350mm, depth = 600mm, bars used = 4 -25mm To…

Q: EXPLAIN (flexural strength requirement for beams) a. Sectional Strength b. Equilibrium and Strain…

A: INTRODUCTION: Strength : It is basically the capacity or quality of any material ( here it is beam)…

Q: A pre-stressed concrete beam 400mm x 600mm in section has a span of 6m and is subjected to a UDL of…

A: Compressive stress is the force that deforms the material in a way that reduces the volume of the…

Q: A standard 8 in. x 4 in. x 2.5 in. brick is compressed lengthwise by a force P, as shown. If the…

A: Area for normal stress =4×2.5=10in2Area for shear stress =8×2.5=20in2

Q: A pre stressed concrete beam has a width of 200 mm and an overall depth of 400 mm. The permissible…

A: Given data Stress in tension Stress in compression Area of cross section To find out…

Q: A rectangular concrete beam having a width of 200 mm and effective depth of 400 mm will be designed…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: A doubly reinforced concrete beam of size 250 mm x 500 mm overall depth is reinforced with 2-12 mm…

Q: For a given loading on a rectangular plain concrete beam with an overall depth of 500 mm, the…

Q: A reinforced concrete beam has a width of 250 mm and a total depth of 450 mm. It is reinforced with…

A: Compression force generally happens when a physical force presses inward on a reinforced beam,…

Q: A 150mm x 150mm concrete specimen was tested for flexure strength over a span of 600mm. The load at…

Q: Situation #1: A rectangular beam has a concrete strength of 28 MPa. The yield strength of the…

A: For solving the problem we need to follow the required step First, we have to calculate the area…

Q: Determine the maximum height(FT)

A: ESTIMATION:

Q: Calculate the magnitude of a uniformly distributed load

A: given data bw = 350 mm bb = 500 mm bf = 850 mm h = 600 mm d = h – 75 = 525 mm hf = 100 mm hw = 350…

Q: A normal-weight plain concrete beam is 6 in. x 12 in. is simply supported on a span of 4 ft…

Q: A prestressed beam 300mmx600mm is subjected to a prestressing force after losses of 1000kN acting…

Q: Maximum strain in concrete taken for design is 0.0040 while strain in deformed bar is calculated…

Q: A rectangular reinforced concrete beam has a width of 300 mm and an effective depth of 400 mm.…

Q: hethod; compressive strength of concrete is 3000 psi, n=9 and M=70 k-ft 17 in. 20 in. 3 #9 bars |(A,…

A: taking moment about neutral axis as shown below (consider cracked transformed section)

Q: A rectangular pretensioned beam has concentric prestress force of 1000 KN. The beam is 300 x 500 mm…

Q: A post-tensioned prestressed concrete beam is to carry an intermittent live load of 1000 lb/ft and…

A: Given:- intermittent live load=1000 lb/ft superimposed dead load=500 lb/ft f'c=6000 psi To find:-…

Q: A rectangular reinforced concrete beam has a width of 274 mm and an effective depth of 471 mm.…

Q: A prestressed rectangular beam 0.50m x 0.75m has a simple span of 10m and is loaded with a uniform…

Q: A concrete test cylinder is 150mm in diameter and 300mm in length. During an axial compression test…

A: Given: Diameter of cylinder = 150 mm Length of cylinder = 300 mm Increase in Diameter = 0.1399…

Q: A pre-stressed concrete beam has a width of 200 mm and an overall depth of 400 mm. The permissible…

A: Prestressing force: The concrete surrounding the tendons shortens as the prestressing force is…

Concept explainers

Classification of Legal Structure

The first step for the establishment of any company is to find a suitable legal structure. To determine the appropriate legal structure for a specific company or a venture, professional guidance is necessary for the deep understanding of various structure classifications, long-term targets, and certain choices. The categorization of different business legal structures comprises liability implications, income and taxation considerations for the company owners.

Question

True or False. determine whether the statements below are true or false per ACI 318-19 Code

d) The shear strength of concrete Ve of a beam with axial compression is higher than that of a
beam with the same dimension but no axial compression.

Expert Solution

Step 1

Step by step

Solved in 2 steps with 2 images

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

A pre stressed concrete beam has a width of 200 mm and an overall depth of 400 mm. The permissible stresses in tension and compression due to pre- stressing alone are 4 N/mm and 25 N/mm respectively. Find the required pre- stressing force in the tendon and the eccentricity of the tendon, if a straight tendon with a constant eccentricity is to be provided in the beam. No external load or self weight effect is to be considered.
a concrete column base is circular, with a diameter of 8 in, and carries a direct compressive load of 70000 lb. compute the compressive stress in the concrete
The following data of a pre-stress concrete are given: Beam dimension ; bxh = 300 mm x 600 mm Loads Super imposed dead load 7 KN/m Live load = 20 KN/m Unit Weight of concrete 23 KN/cubic meter The beam is simply supported on a span of 15 meters and are pre tensioned with total initialpre tensioned with total initial force of 1750 KN from low-relaxation strand with centroid 220 mm below neutral axis throughout the beam length .There is a 15% loss of stress at service loads. The concrete covering of the pre-stressed concrete is _____mm., the total dead load is _____ KN/m.
In a reinforced concrete section, the stress at the extreme fibre is compression is 5.80 MPa. The depth of neutral axis in the section is 58 mm and the grade of concrete is M25. Assuming linear elastic behavior of the concrete, the effective curvature of the section (in per mm) is
A rectangular reinforced concrete beam has a width of 300mm and an effective depth of 400mm. Concrete strength is f'c = 28 mpa and steel yield strength is fy = 280 mpa. The modulus of elasticity of steel is 200,000 MPa Compute for the total compressive forceon concrete.
if the depth of compression block in the concrete at failure is 130 mm. calculate the maximum possible value of the neutral axis in mm
Conceptual question for shear design in reinforced concrete
A rectangular concrete beam section, 300 mm wide by 600 mm deep, is reinforced with 4-32 mm diameter bars in the tension zone located 65 mm from the extreme tension fiber. It is also reinforced with 2-20 mm diameter bars in the compression zone also located at the same distance from the extreme compression fiber. Concrete strength F'c = 35 MPa. The yield strength of steel is 415 MPa and, the allowable stress of steel is 170 MPa. Determine the cracking moment, the elastic bending strength, and the nominal bending strength. Answer: Mcr = 88.56kN-m, Mn = 630.30KN-m
Maximum strain in concrete taken for design is 0.0040 while strain in deformed bar is calculated with an offset at 0.0015. A beam has an effective depth of 550 mm and is reinforced with Fe415 steel. What would be the value of limiting neutral axis depth (in mm) for this beam?
A. Calculate the stress in the concrete at the top and bottom extreme fibers under a positive bending moment of 78 kip, in psi (neglect steel reinforcement) B. If fc= 3200 psi and normal weight of concrete is used, does cracking occurs? What is the maximum uniformly distributed load the beam can carry if it is used as a simple beam with a 26 ft span without exceeding the modulus of rupture of the concrete, in lb/ft? 250 mm 80 mm 130 mm 80 mm 80 mm
The concrete in the core of a spiral column is sub- jected to a uniform confining stress o, of 680 psi. What will the compressive strength o be? The un- confined uniaxial compressive strength is 5000 psi.
Which of the ff. is an incorrect assumption in the analysis of Reinforced Concrete? a. Cross sections originally plane before loading will remain plane after loading b. Concrete will have negligible tensile strength c. Strain in the embedded steel reinforcement must not be equal to the strain of concrete d. The internal resistance of a member must be equal to the external loads