WD = 1.4 kips/ft plus weight of beam WL = 1.5 kips/ft %3D (a) 20 ft 21.5 in. 24 in. (b) 3 No. 9 bars 12 in. 目工

Q: What could be the primary reason for getting the slump value less than predicted ? O High water…

A: Low Slump Value:  In the slump test, the primary reason for getting a low slump value is Low…

Q: Choose the correct answer One of the advantages of using concrete is.        A-Low…

A:

Q: Problem 8: A-C fc=4500 psi 2 in Grade 60 #6 bars - # 4 stirrups 1.5 in. clear cover 3/4 in. max.…

A: Given data: f'c=4500psi=31Mpafy=Grade 60=415Mpaeffective depth=d=20in=508mmMaximum depth ofneutral…

Q: Determine the development length required in bar diameter for the epoxy-coated bottom bars of the…

A: The values given in the question are as follows: Steel reinforcement = 4-25 mmϕ Diameter of main…

Q: Concrete is required for walls of a building that will be moderately exposed to Intrained freezing…

A:

Q: The design engineer specifies a concrete strength of 5575 psi. Determine the required average…

A: Given, Specifies  concrete strength = f'c=5575 psi

Q: Why the aggregate used in concrete work be saturated dry surface (S.S.D) condition? Discussed

A: Saturated Dry Surface (SSD) is a condition where the surface of the aggregate is dry and the…

Q: Reinforced Concrete Design-1 Follow ACI Code (American Concrete Institute) Last two…

A: Reference : ACI Code Amount of area of steel required will be ; As As = Mu0.87 fy Z  Mu = Ultimate…

Q: Determine  the development length  required in bar diameter for the epoxy-coated bottom bars of the…

A: Solution: Given: Bar diameter = 25 mm f'c = 21 MPa, fy = 420  MPa. cover = 80 mm Tie bars = 10 mm @…

Q: The maximum applied load on cylindrical diameter 150 mm and length 300 mm a concrete specimen of…

A: Given: The diameter is 150 mm. The length is 300 mm. The applied load is 157 kN.

Q: Calculate the target mean compressive strength at 28 days curing, for M20 grade concrete, as per IS…

A: Given- M20 grade of concrete, Standard deviation- σ=4 N/mm2

Q: The maximum applied load on a cylindrical concrete specimen of diameter 150 mm and length 300 mm…

A: Given data- Diameter of the specimen D=150 mmLength L=300 mmLoad P=157 kNTo Find-The split tensile…

Q: Problem 3: In the following section effective depth and width are 21 inch and 14 in are…

A:

Q: ve desic Q4) Concrete is required for walls of a building that will be moderately exposed to…

A:

Q: What is the cracking moment of a H=400mm by W=300mm beam if the specified compression strength of…

A: Height of beam = H = 400mm or .4m Width of beam = W = 300mm or .3m The compression strength of the…

Q: Consider the following statements: The effect of an air entrainment in concrete is to 1. increase…

A: Air entrainment in concrete : Increased workability  Increased resistance to freezing and thawing…

Q: FLEXURAL ANALYSIS CONCRETE UNCRACKED Problem: Determine the cracking moment for the section shown…

A:

Q: The 20mmØ bottom bars in the figure are epoxy coated. Assuming normal weight concrete, fy= 420 MPa,…

A:

Q: Write four aggregate properties that affect the compressive strength of concrete. (3 P)

A: Four aggregate property that affect the compressive strength of concrete: 1. Size of the aggregate…

Q: CA Calculate the Compressive svength fom %3D Jエ 28 9 af =64000 Also write the conclusion and unit.

A:

Q: On the 28th day after concrete was mixed, a 6.00-in-diameter concrete cylinder failed in a…

A: Given data, Diameter of cylinder d = 6 in Compressive load P = 145000 lb Factor of safety γ0 = 5

Q: Calculate the Flexural strength (Modulus of rupture) of concrete of 4"x 4"x12" beam tested 4500 lbs…

A: The flexural strength of the concrete is calculated by Centre point loading method, σ = 3PL2bd2…

Q: Comprssive strength determination of m20 grade concrete

A: Compressive strength of M20:

Q: What is your recommendation for the maximum size of situation? A reinforce concrete column with the…

A: GIVEN-Thickness of column=300mm         Minimum clear spacing=180 mm            Maximum size of…

Q: Concrete is required for walls of a building that will be moderately exposed to Intrained freezing…

A: Reference : ACI 318 Mix design Table : Relationship between water to cementitious material ratio by…

Q: Find the volume of concrete required for casting colum having column dimension 1400 mm by 800 mm.…

A: Finding volume of rectanglular column

Q: The T-section shown is subjected to a design ultimate moment of M = 180kN.m. Find the require area…

A: Given data: fc=30 MPafy=450 MPabf=400 mmbw=200 mmDf=100 mmd=350 mmMu=180 KN-m We need to calculate…

Q: A simply supported beam shown in figure 1, carries an uniform service (unfactored) superimposed…

A: Given: fc'=3500 psify=60000 psi

Q: The maximum applied load on cylindrical diameter 150 mm and length 300 mm a concrete specimen of…

A: Given data: Diameter = 150 mm Length = 300 mm Maximum load applied =  157 kN

Q: Adding an air entrainment agent to concrete would introduce more air to concrete, which would reduce…

A:

Q: a. The flexure strength of the concrete if center-point was applied. b. The flexure strength of the…

A: A)The flexure strength of the concrete if center-point was applied. Given data, b=0.15 m d=0.15 m…

Q: The maximum applied load cylindrical diameter 150 mm and length 300 mm on a concrete specimen of…

A: Given data: Diameter = 150 mm Length = 300 mm Maximum load applied =  157 kN = 157×103 N

Q: On the 28th day after concrete was mixed, a 6.00-in-diameter concrete cylinder failed in a…

A: Given data,Diameter of cylinder d = 6 inCompressive load P = 145000 lbFactor of safety  = 5

Q: Q.4 The compressive strength of a (15×15×15) cm cube is 20 MPa at 7-day, determine he flexural…

A:

Q: Determine the cracking moment Mcr for the beam depicted in Fig. 6.85. Assume normal-weight concrete,…

A:

Q: The compressive strength is linearly correlated with the tensile strength of the concrete and…

A: The statement is false

Q: diameter. Find the position of the neutral axis, the lever arm, the forces of compression and ension…

A:

Q: Problem 5: A beam is 250 mm in width, 500 mm in total height and 3.5 meters in length. This beam was…

A: Given data Width = 250 mm Height = 500 mm Length = 3500 mm compressive strength= 32 MPa We have to…

Pricing Concrete Work

The concrete work in a project usually holds a high-end cost in terms of cost and value of the work. It becomes an important step in calculating the cost associated with concrete while preparing the project scale. The cost of making concrete depends on the cost of building materials, mixed materials, labor, and machinery. A concrete contractor builds structures from concrete, usually managing all the steps of the process from assembling ingredients to building a holding structure and preparing the mixture. This person or team oversees the delivery and unloading of goods to ensure that they are done properly. Nowadays, most of the concrete in the United States comes from manufacturers working abroad, usually with branches and plants within the provinces. Contributions can range from pre-mixed concrete to basic ingredients, the consumer company then mixes it. Many American-based concrete companies, however, offer concrete products, such as ballads, bricks, countertop, concrete pipe, and building products, as well as concrete construction and installation materials. This article covers both types of suppliers for this set of building materials.