why do you think, prestressed concrete is pre-cast, instead of cast-in place

Q: How is unit weight of concrete affected by its aggregates

A: To analyze the effect of aggregate on the unit weight of concrete.

Q: What exactly is geopolymer concrete?

A: Concrete is a mixture of binding material like cement, lime with well graded coarse and fine…

Q: Write down the objectives of Design of Concrete Structure II?

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Q: Standard concrete floor slab thickness in residential construction is 4 inches. Five to six inches…

A: Why is water reducing admixtures added to concrete mix for the slab ?

Q: steel bar sizes and concrete mixtures

A: Rcc (reinforced cement concrete) has proved to be a durable,strong and economical construction…

Q: Take the unit weight of concrete to be 2400 kg/m3 and the specified compressive strength to be 28…

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Q: How do engineers weigh concrete inside the container?

A: The binder paste which is prepared by mixing of cement ,fine aggregate, coarse aggregate and water…

Q: Discuss the different types of concrete. a. Plain concrete vs reinforced concrete b.…

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Q: Which material is suitable to use for the structure in terms of economy, quality and structural…

A: In terms of economy concrete is cheaper than steel. In terms of quality, steel is better than…

Q: Explain how would you improve the bond of fresh concrete to hardened concrete

A: The fresh concrete is the concrete at its initial stage of hardening, which is at plastic state.…

Q: What do you mean by the workability of concrete and why do we need workable concrete and how various…

A: Workability of concrete  Workability of concrete is defined as the how easily a mixture of fresh…

Q: discuss five specific advantages of concrete structures in building from environmental point of…

A: Concrete: the combination of cement, fine aggregate, coarse aggregate and water is known as…

Q: IN YOUR OWN WORDS give 3 pros and 3 cons of using prestressed concrete in simple residential…

A: The advantages of prestressed concrete over an equivalent RCC member are as under.

Q: What are the advantages and disadvantages of reinforced concrete as structural materials?

A: Reinforced concrete (RCC) is a widely used structural material that is made up of concrete and steel…

Q: Most of the main problems encountered with in-situ concrete generally related to design and/or…

A: In-situ concrete: The in-situ concrete refers to the concrete which is prepared and casted on the…

Q: Describe the challenge of concrete mixture design and the importance of compressive strength

A: challenge of concrete mixture design   Cement content : A high cement content greater than or equal…

Q: What is concrete? Functions of concrete ? What are Types of concrete

A: Concrete is material used in construction composed of cement , fine aggregate and coarse aggregate…

Q: What is the permissible tensile strength of concrete , M150 ?

A: Given data: Grade of concrete = M150 To find- The permissible tensile strength of concrete.

Q: What effect does the kind of cement have on the strength of concrete?

A: Cement is vastly used binding material in construction nowadays. It is very important constituent of…

Q: You perform three replicate tests on typical 6x12” concrete cylinders at 28 days and get the data…

A: given  compression test, peak load values  127260 lbs 129300 lbs 128710 lbs Split tension test, peak…

Q: Why do we need lean concrete

A: Lean concrete is a mix where the amount of cement is lower than the amount of liquid present in the…

Q: Provide examples for Reinforced Portland Cement Concrete.

A: Reinforced Portland cement concrete consists of reinforcement , Portland cement , sand and coarse…

Q: In comparison between using prestressed concrete or using regular reinforced concrete for long spans…

A: In common reinforced cement concrete, compressive burdens are taken up by concrete and tractable…

Q: a) Write in your own words about Bulk Modulus, Rigidity Modulus and Youngs Modulus? b) While…

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Q: Discuss in detail about the polymer concrete with figures.(only hand written will be accepted)

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Q: What is the w/cm ratio of concrete produced using 225 kilograms of portland cement, 75 kilograms of…

A: solution  given  225 kg of cement  75 kg of fly ash  the mixture of fly as and cement is called…

Q: Define concrete and discuss high performance concrete, shotcrete, pervious concrete and roller…

A: Concrete The concrete in which common ingredients i.e. aggregate, water, cement are used is known as…

Q: Pls help. Thank youuu Which material is suitable to use for the structure in terms of economy,…

A: The best construction material for any structure is chosen by the demands of their enterprise.…

Q: identify and describe the importance in construction of conducting the following ASTM procedure…

A: Concrete temperature test  The temperature of fresh concrete may be measured using ASTM C1064 to…

Q: Is there any significants importances to the ratio of tensile strength to compressive strength of…

A: Yes ratio of tensile strength to compressive strength of concrete Importance in strength of…

Q: discuss the different structural systems used to support concrete slabs

A: Slab is a horizontal structural members of building that is used as floor, roof and ceiling.Slab can…

Q: 1-What is the bond strength between steel and concrete and how it can be calculated? our to control…

A: As per our company guidelines in case of multiple questions we can solve only first,   Bond strength…

Q: List 5 advantages and disadvantages of concrete as a construction material.

A: Concrete is mixture of cement,sand and aggregate5 advantage of concrete in construction…

Q: What advantage does concrete have for building compared to the construction methods that predated…

A: Evolution of building material First building were made of rocks in ancient times Then as time…

Q: Q/ By your own opinions, list the factors that affect the compressive strength of concrete , with…

A: The following are the factors that affects the compressive strength of concrete.  Size and Shape of…

Q: What are the components of concrete? Discuss each concrete-producing materials?

A: CEMENT: Cement acts as binder in concrete. When it is mixed with water it forms hardened paste along…

Q: calculate the flexural strength of concrete?.

A: Flexural strength could be a measure of the strength of concrete beams or slabs. Flexural strength…

Q: Why concrete is considered as a "Man made stone" ?

A: Concrete has recently been available in a wide range of surface textures, colors, and sizes, many of…

Q: Give your own conclusion and lessons learned from this documentary video. "The Science of Concrete"

A: Concrete is a solidifying building material comprised of concrete, fine totals sand, and coarse…

Q: What is  concrete? And what are ingredients

A: Building materials must be selected according to the strength they provide and the duration of…

Q: What is the meaning of pouring concrete

A: Given data in question  Concrete  Pouring To be discussed  Meaning of pouring of Concrete

Q: Q: what is concrete? 1: what are ingredients and state good quality of concrete

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Q: a design engineer has specified a concrete strength of 4400 psi. the ready mixed concrete producer…

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Q: Q2. Please make a comment on the use of Ready-mixed and Pre-cast concretes structural concrete…

A: to find   use of ready mix or pre cast concete