Lab Report of 1: Compressive test   ,2: Ultrasonic pulse velocity , and 3: Rebound hammer (Surface hardness of concrete)*   Compressive test, Ultrasonic pulse velocity, and Rebound hammer for: Lab task:-  (MD,ST,Mixing) Compressive test, Ultrasonic pulse velocity, and Rebound hammer for :Procedures:- (Mix Design)  Compressive test, Ultrasonic pulse velocity, and Rebound hammer for :Equipment:- (Mix Design)...    I NEED to submit by few hours please it has to be done these 3 tests with references pleases ASAP   The course name is CIVIL ENGINEERING MATERIALS)

Q: 7-List and explain factors that affecting the workability of fresh concre 8- What are the most…

A: 7) Workability of fresh concrete :   let's understand in a simple words: property by which the…

Q: Problem: A project you are a part of would have to pour a slab on grade (SOG) with an area of 1.5m x…

A:

Q: choose the correct answer The water/cement ratio needed to obtain zero porosity (Vcp=0) in a fully…

A: Basic concept introduction- Cement requires approximately 23% of the water by weight for its…

Q: What if the value of specific gravity of cement in a test is grater than the standard value of 3.15?…

A: The ratio of a substance's density to the density of a reference substance at a specific temperature…

Q: Problem: A project you are a part of would have to pour a slab on grade (SOG) with an area of 1.5m x…

A:

Q: The specified 28-day compressive strength of concrete for a project is fc’ = 36MPa. This statistical…

A:

Q: Three standard mortar cubes were made using nonpotable water available atthe job site, and three…

A: Calculating the average compressive strength of the non-potable water sample:

Q: How does one obtain a concrete sample from a batch in accordance with ASTM C172

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: In a ready-mix plant, cylindrical samples are prepared and tested periodically to detect any mix…

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Q: Design a concrete mix which is already solved by using Eprical Formulas according to ACI and TS and…

A: Consider the example for designing A concrete mix required for construction of an industrial…

Q: Design the concrete mix according to the following conditions:Design EnvironmentBuilding…

A: Given Required design strength = 27.6 MPa Minimum dimension = 150 mm Minimum space between rebar =…

Q: a) Why and how rebound hammer is used for concrete? b) State the proper procedure for filling the…

A: Hi! Thank you for the question, as per the honor code, we are allowed to answer three sub-parts at a…

Q: a. When is it necessary to consolidate concrete by vibration in test method C231? Discuss the…

A: ASTM C231 explains the method to determine air content of freshly mixed concrete by pressure method…

Q: Weight-batching proceeds on (a) the assumption of the declared weight in each bag of cement (b)…

A: Weight batching proceeds on the assumption of correct dry weight of each size range of each material…

Q: To determine the moisture content , samples of fine and coarse aggregate from the supplied source…

A: Following is required answer :

Q: Determine the initial and final time of setting of cement.

A: Given-A group of students determined the initial time of setting of “brand X” cement by following…

Q: For 100g cement with w/c=0.5 and the volume of the capillary pores (Vcp ) equal to 40 ml, the degree…

A:

Q: Calculate the volumes of the hydration products for 150 gm of cement with 0.5 w/c ratio, assume…

A: Given Data: Weight of dry cement is Wc=150 g. Water-cement ratio is w/c=0.5

Q: you are part of would have to pour a slab on grade (SOG) with an area of 1.5m x 2.4m with slab…

A: The given data is: Slab area=1.5 m*2.4 m Slab thickness=150 mm=0.15 m Mix ratio=1:1.5:3

Q: 1.Calculate for the aggregate impact value given the total weight of aggregates to be 2698 grams and…

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Q: Students in the materials class prepared three mortar mixes with water tocement ratios of 0.50,…

A: Given: Width of mortar cubes = 2 in

Q: A project specifies a concrete strength of at least 20.7 MPa. Materials engineers will design the…

A: Given: Specified compressive strength of concrete, f'c= 20.7 MPa Standard deviation, s = 2.4 MPa.

Q: 6- the shape and surfäce texture 7- It is usual to vibrate concrete immediately after placing so…

A: Concrete is the homogeneous mixture of coarse aggregates,fine aggregates,cement ,water and…

Q: Students in the materials class prepared three mortar mixes with water to cement ratios of 0.50,…

A: Note:- Hi! Thank you for the question, As per the honor code, we are allowed to answer three…

Q: Three standard mortar cubes were made using nonpotable water available at the job site, and three…

A: Calculate the average compressive strength for non potable water  CAvg=C1+C2+C3n Substitute the…

Q: A portion of a concrete masonry unit was tested for absorption and mois-ture content according to…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: Using the Department of Environmental (DOE) method, design a concrete mix that will be used in this…

A: Fck = 30N/mm2  Target mean strength is given by Fck + 1.28 S, what S is standard deviation. So…

Q: In a ready-mix plant, cylindrical samples are prepared and tested periodically to detect any mix…

A:

Q: 1.40 In a ready-mix plant, cylindrical samples are prepared and tested periodically to detect any…

A:

Q: 1. For quality control of Portland cement, the test essentially done is A. setting time 2. Lower the…

A: All the tests namely setting time, soundness, tensile strength are essential for the quality check…

Q: n a ready-mix plant, cylindrical samples are prepared and tested periodically to detect any mix…

A: S.no  Strength in Mpa  Mean  (X-mean) (x-mean)^2         1 38.3 41.735 -3.435 11.799225   3.074275…

Q: Three mortar mixes were prepared with water to cement ratios of 0.50, 0.55, and 0.60. Three 2-in.…

A: Given: Width of mortar cubes = 2 in

Q: Students in the materials class prepared three mortar mixes with water tocement ratios of 0.50,…

A: We are authorized to attempt only three parts. Since you have not mentioned the specific parts to be…

Q: Students in the materials class prepared three mortar míxes with water to cement ratios of 0.50,…

A: Given data: 50 mm cube.

Q: 2) A concrete trial batch was calculated according to ACI method and to comply with the project…

A: Denisty of C.A = 1480 Kg/m3 Specific Gravity of cement = 3.1 Specific Gravity of C.A = 2.71 Specific…

Q: Subject: concrete technology Note: provide detailed answer 1- What is the difference between an…

A: Note- We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: Given the four concrete mixes as shown in the table below, one without water reducers and three…

A: Given mixes are:

Q: As an engineer in charge for concrete mixing, you are requested to prepare concrete mixes for a…

A: as per bartleby guidelines three question from top will be solved.

Q: In a ready-mix plant, cylindrical samples are prepared and tested periodically to detect any mix…

A:

Q: Design concrete mixtures according to the specifications given on ACI 211

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Q: A concrete mix Cement=400 kg Water3D184 kg No admixture Table below shows possible alternatives mix…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Temperature of Mass Concrete can be controlled by using various techniques. Please suggest numerous…

A: Using fly ash with the same amount of cement can reduce the heat of hydration of concrete. And this…

Q: Why is it necessary to measure the air content of concrete at the job site rather than at the batch…

A: It is necessary to measure the air content of concrete at the job site rather than at the batch…

Q: a Why is it important that the concrete masonry units meet certain absorption requirements?b. A…

A: a) Water absorption is one of the important concrete masonry property just like the compressive…

Q: Estimate the approximate quantity of Cement, Fine aggregate, Coarse aggregate and Water, for five…

A: The water-cement ratio is 0.48. Assume the size of aggregate as 20 mm. Maximum water content for 20…

Q: a. The compressive strength of each cube. (in Pa) b. The average compressive strength for each mix (…

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Q: A trial mix was conducted to choose the best water-cement ratio for a designed high strength…

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Q: For 100g cement with w/c=0.5 and the volume of the capillary pores (Vcp) equal to 40 ml, the degree…

A: Assuming the volume of the mix is 100ml where, 40ml is the volume of the capillary pores which…

Q: : Discuss importance of sieve analysis test conducted on both fine and coarse aggregate

A: Since there are multiple questions. As per the company guidelines, we are authorised to answer only…