What is the advantage from using lean concrete?
Q: Define about the problems related to the use concrete of very high strength exceeding 60MPa?
A: Solution: If we have to increase the strength of concrete just from 40 Mpa to 80 MPa, it will…
Q: Lists down the five concrete production control and discuss each briefly.
A: The five concrete production control are given as, Batching. Mixing. Compacting. Curing.…
Q: How to measure the slump of freshly mixed concrete?
A: Slump is a measurement of concrete's workability or fluidity. It's an indirect measurement of…
Q: What is the self-weight of an 8 inch thick normal weight concrete (150 pcf) slab?
A: Given data in question 8 inch thick slab 150 pcf To find out self weight of 8 inch slab
Q: how many curing days required for 28-day concrete strength?
A: When coarse, fine aggregate, cement and water are mixed in a proportion corresponding to the…
Q: What do the Codes for actual reinforced concrete design assume?
A: Basically, a code is a legal document containing provisions for design of buildings or any other…
Q: what factors influence the creep of concrete?
A: To Determine: The factors that influence the creep of concrete. Introduction: The term creep is…
Q: Discuss the problem of disposal of waste water from ready-mixed concrete operations. State three…
A: Answer The wastewater from the ready mixed concrete operation is the water that comes from the…
Q: A hollow concrete masonry unit has actual dimensions of 7-5/8" x 7-5/8" x 15-5/8". If the unit fails…
A: Given: The width of hollow concrete is 7-5/8 in. The height of hollow concrete is 7-5/8 in. The…
Q: What devices are used on site to move concrete to point of placement?
A: There are some devices which are used to move concrete to point of placement; Concrete are often…
Q: What advantages are there to autoclaved concrete masonry units?
A: Solution: Benefits of using Autoclaved masonry units:1. It is Recyclable material 2. It is Highly…
Q: Can grout replace concrete in normal structure?
A: The grout is the mixture of cement, water and sand. The main purposes of grouting are pasting tiles,…
Q: Why is concrete classified and measured separately in different categories?
A: The estimation method has to calculate a variety of objects to plan a cost trade-off from…
Q: Explain the differences between pre-stressed and nonpre- stressed pre-cast concrete units?
A: Introduction: This question tells about the differences between pre-stressed and nonpure- stressed…
Q: The factors which affect the compressive strength of extracted concrete cores ?
A: Concrete cores are used for testing of actual properties of concrete in existing structure such as…
Q: What variables contribute to concrete shrinkage?
A: Concrete has shrinkage property due to presence of cement. Due to loss of moisture from concrete by…
Q: Define what is the best material to connect new concrete over an old already cast?
A: Adding new concrete to an existing slab : In most cases, the answer will be Yes! You can do that,…
Q: What is concrete shrinkage, what factors influence it?
A: Shrinkage is defined as an inherent property of the concrete. Actually these are termed as the…
Q: What are the load transfer characteristics of one way slab?
A:
Q: Can poorly graded aggregate impact the compressive strength of concrete? Justify your answer.
A: Poorly graded aggregate have small variations in size. This means that the particles are packed…
Q: Define precast concrete is the solution for any weather ?
A: Define precast concrete Precast concrete is simply concrete that is cast somewhere other than…
Q: What is self-consolidating concrete? How are its properties achieved? Howare these properties…
A: Self-consolidating concrete or self-compacting concrete (SCC) is a concrete mix which has a low…
Q: What are the potential issues of Green concrete ?
A: potential issues of Green concrete are:
Q: Is it preferable to sustain compressive or tensile loads using concrete?
A: It is preferable to sustain compressive using concrete.
Q: Why is extra water harmful to fresh concrete, but good for concrete after itreaches its final set?
A: Answer Introduction In the mixing of the concrete, water is the important and most useful…
Q: What is meant by the fineness of cement? Provide a thorough discussion.
A:
Q: Explain the differences between pre-stressed and nonpre-stressed pre-cast concrete units?
A: Prestressed concrete units are done by casting concrete in pre-assemble forms along with rebars and…
Q: of cement to civil/structural engineers in the field especially with extreme weather conditions?…
A: The soundness of cement relates to the consistency of volume change during the setting and hardening…
Q: Proposed Methodology for Green concrete ?
A: Answer:- Green concrete:- A concrete which uses waste matter at least one its component, or its…
Q: What cost advantages may be obtained from the use of fiberreinforced concrete?
A: Fiber reinforced concrete is a conctete containing fibrous material . Their are different type of…
Q: What is Non-Linear Analysis of Masonry ?
A: Solution: The non-linear analysis is used to find the actual seismic behavior of masonry buildings…
Q: 7 What are the advantages of prestressed concrete compared with ordinary concrete?
A:
Q: Recognize the many types of concrete masonry units and be able to choose those suitable for various…
A: Several different types of masonry units are commonly used. Common masonry unit types include clay…
Q: What factors influence the compressive strength of clay masonry?
A: There are several factors that can influence the compressive strength of clay masonry. 1. Water…
Q: What are the purposes of testing concrete?
A: The given question asks regarding the purposes of testing concrete.
Q: A project requires a compressive strength of 3500 psi. The 3-day test showed an average strength of…
A: ASKED: To calculate the 28-day strength as projected from the 3-day and 7-day strength of concrete.…
Q: What is flexural strength of concrete?
A: Hi! Thank you for the question As per the honor code, We’ll answer one question since the exact one…
Q: What is the difference between face shell bedding and full mortar bedding?
A: Definition of face shell bedding and full mortar bedding are given below:Face shell bedding:The…
Q: The multiplicity of methods of curing concrete and not being limited to one method?
A: Curing is the process of maintaining satisfactory moisture content and temperature in freshly cast…
Q: Discuss the concept of prestressed concrete, the two different prestressing types and methods. Add…
A:
Q: 5. What is the minimum steel ratio for slabs when compressive strength of concrete is less than 420…
A: Minimum reinforcement in the slab is provided to take care of shrinkage, thermal movements and…
Q: What’s the process of concrete compression failure?
A: Compression Failure of Concrete. Failure of the concrete mass is witnessed when the load acting on…
Q: The weight of water required for a trial batch is 270 lb/yd^3. If the w/c ratio is 0.55, what is the…
A: The following information is givenThe weight of water required for a trial batch = 270 lb/yd3…
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- What is self-consolidating concrete? How are its properties achieved? Howare these properties measured?Kindly give me both answers How does the excessive presence of silt harm the strength of concrete? Is the fine aggregate suitable for making concrete?please provide answer ASAPQ#1: Part A) When concreting is needed to be performed in extreme hot weather. What are the different types of cement and admixtures which may be used to achieve better strength as well as durability of resulting concrete? Justify your answer. Part B) What is meant by compression failure in reinforced concrete flexural members? Why is it not permitted by ACI code?
- SCC and Plain Concrete What is superplasticizer and why do we use it?Subject: Concrete Technology Q:1 a) For what purpose we use Ultrasonic Pulse velocity test? Also classify the quality of concrete if Ultrasonic Pulse velocity is 3.0km/sec? b) Why and how rebound hammer is used for concrete?Q#1: (a)What are the broad types of admixtures? (b)How would you improve the bond of fresh concrete to hardened concrete? Subject is Concrete technology Plz sove it?
- The weight of water required for a trial batch is 270 lb/yd^3. If the w/c ratio is 0.55, what is the required amount of concrete?Q: a) why do we need workable concrete? b) What is pozzolanic material; what benefits can be achieved by using Pozzolana with cement in concrete? c) For what purpose we use Ultrasonic Pulse velocity test? Also classify the quality of concrete if Ultrasonic Pulse velocity is 3.0km/sec? SIR, PLS GIVE ME PROPER AND CORRECT ANSWER WITH FULL DETAILS. THANKS SUBJECT: CONCRETE TECHNOLOGYThis is not an assignment question A. Explain the property of course aggregate in which we cannot used high strength concrete? B. Explain the property of course aggregate which used is used for manufacturing of high strength concrete?
- What is the purpose of adding alcohol in test method C173? . When is it necessary to consolidate concrete by vibration in test method C231? Discuss the process of vibration when placing and consolidating the sample. When rodding a layer of concrete in method C138, is it okay to hit the bottom of the measure? If not, how is it supposed to be done?Most of the main problems encountered with in-situ concrete generally related to design and/or workmanship unlike precast concrete products, which mainly related to materials. However, it is practically observed that in almost every case, common to blame material? Why do you think this happening?A group of 45 tests on a given type of concrete hada mean strength of 4820 psi and a standard deviationof 550 psi. Does this concrete satisfy the strengthrequirementfor 4000-psi concrete?