CALL US

+86 17838360708

placing and compaction of cement concrete the civil sutras

placing and compaction of cement concrete the civil sutras

Placing and Compaction of Cement Concrete - The Civil Sutras

The operation of placing and compaction are interdependent and are carried out simultaneously. They are most important for the purpose of ensuring the requirements of strength, impermeability and durability of hardened concrete in the actual structure. As for as placing is concerned, the main objective is to deposit the concrete as close as possible to []

get price

Articles on Cement Concrete - The Civil Sutras

Cement Concrete is the most widely used material of construction used in world today. It has helped humanity create greatest of engineering structures and shaped the world in totally different way. Setting and Workability of Fresh Concrete. Fresh concrete is that stage of concrete in which concrete can be moulded and it .

get price

Concrete Foundation Construction - The Civil Sutras

Place column cage vertically and tie to bottom cage. Splash sides of trench with cement mortar up to 1 feet i.e. upto height of pedestal, so that soil does not fall on pedestal. Clean bed of PCC of all foreign matter and wet with water before pouring concrete for pedestal. Fabricate box frame for pedestal.

get price

Placing and compaction of cement concrete

Apr 18, 2018  Placing and compaction of cement concrete 1. Seminar On PLACING AND COMPACTION OF CONCERTE By, Chiranthan y Department of Civil Engineering MAHARAJA INSTITUTE OF TECHNOLOGY THANDAVAPURA 2. PLACING It is a process of depositing a fresh concrete on its final position.

get price

Testing for Cement Content of a Concrete - The Civil Sutras

Cement content in any concrete has a direct relation to the strength of the concrete, its durability and impermeability. For tests for cement content and other forms of concrete testing, standards have been laid down which need to be adhered to by civil engineers. Compression Testing Cement content is important to allow engineers to gauge []

get price

Concrete Batching, Mixing, Placing Compaction of Concrete

The aim of good concrete placing can be stated quite simply. It is to get the concrete into position at a speed, and in a condition, that allow it to be compacted properly. To achieve proper placing following rules should be kept in mind: The concrete should be placed in

get price

Placing and compaction of cement concrete

Apr 18, 2018  Placing and compaction of cement concrete 1. Seminar On PLACING AND COMPACTION OF CONCERTE By, Chiranthan y Department of Civil Engineering MAHARAJA INSTITUTE OF TECHNOLOGY THANDAVAPURA 2. PLACING It is a process of depositing a fresh concrete on its final position.

get price

Shotcrete - The Civil Sutras

Shotcrete concrete uses compressed air to shoot concrete onto (or into) a frame or structure. Shotcrete is mortar or (usually) concrete conveyed through a hose and pneumatically projected at through a shortcrete nozzle with high velocity onto a surface. Shotcrete undergoes placement and compaction at the same time due to the force with which it []

get price

Types of Concrete - The Civil Sutras

Normal Concrete. The concrete in which common ingredients i.e. aggregate, water, cement are used is known . Read More.. High Strength Concrete. Compressive strength of high strength concrete mix is usually greater than 6,000 pounds per square . Read More.. High Performance Concrete. This mix has the following main properties: High strength.

get price

Preparing and Placing of Concrete Civil Engineering

Concrete should be dropped on its final position as closely as possible. If it is dropped from a height, the coarse aggregates fall early and then mortar matrix. This segregation results into weaker concrete. 4. Compaction of Concrete: In the process of placing concrete, air is entrapped. The entrapped air reduces the strength of concrete up to ...

get price

Compaction of Concrete - CivilScorer

Jun 29, 2021  Compaction of concrete is the process adopted for expelling the entrapped air from the concrete. In the process of mixing, transporting, and placing concrete air is likely to get entrapped in the concrete. The lower the workability, the higher is the amount of air entrapped. The following methods are adopted for compacting the concrete: a.

get price

Placing and Finishing Concrete - scetcivil

Placing and Finishing Concrete. from placing freshly mixed concrete on concrete past initial set. Layers should be about 150 to 500 mm (6 to 20 in.) thick for reinforced members and 380 to 500 mm (15 to 20 in.) thick for mass work; the thickness will depend

get price

Civil Engineering Dictionary Terms : S - The Civil Sutras

Slag is also used in making expanding cement and supersulphated cement. 26: Slip-Form: A narrow section of formwork in slab or wall shuttering that can easily be pulled or raised as concrete in place, and is designed to be removed first, thus making it easy to remove the remaining larger panels. It may also be called a wrecking piece or ...

get price

How to calculate cement bags for concrete of different ...

Grade of Concrete C:S:A . Units is M^3 . If you are lazy to calculate then download Civil Sutra app on android phone. Volume of 50 Kg cement bag = 0.0347 m3 Amount of Cement C = C/C+S+A If you divide the the volume of cement with 0.0347 then you w...

get price

Concrete Production, Placement, Curing Process Summary

Jan 18, 2021  Placing of concrete under water is done by various methods. Tremie method; Bagged method; Bottom dump method, etc. 5. Compaction of concrete: Compaction of concrete is a process in which concrete is compacted by various methods to remove entrapped air from the concrete and increase the strength of concrete. By doing compaction of concrete ...

get price

Segregation of concrete: its meaning, types, causes ...

When the freshly mixed concrete in the plastic state of concrete handling, transporting and placing cause of vibration,jerk and compaction the sand and paste of cement get separated from coarse aggregate, result segregates of concrete during the transit state of concrete in construction of structures. Segregation of concrete meaning

get price

Civil Engineering: Past, Present, and Future; Dr. N ...

Feb 16, 2018  They include: Civil Calculator, Civil Sutra, Civil Quantity Estimator, EpicFEM, Reinforced Concrete AutoCAD 360, and Civil Engineering Dictionary. The society at large has recognized the importance of Sustainability, as there is only limited quantity of resources and they have to be preserved, so that future generations can enjoy their stay in ...

get price

volume batching of concrete Japan

Batching Mixing Placing and Compaction of Concrete. Batching is the process of measuring concrete mix ingredients either by volume or by mass and introducing them into the mixture. Traditionally batching is done by volume but most specifications require that batching be done by mass rather than volume.

get price

Best Civil Engineering Interview Questions InterviewGIG

Are you Looking for Civil Engineer Interview Questions? Here are Top Most Frequently Asked Civil Engineering Interview Questions and Answers for freshers experienced.

get price

Preparing and Placing of Concrete Civil Engineering

Concrete should be dropped on its final position as closely as possible. If it is dropped from a height, the coarse aggregates fall early and then mortar matrix. This segregation results into weaker concrete. 4. Compaction of Concrete: In the process of placing concrete, air is entrapped. The entrapped air reduces the strength of concrete up to ...

get price

Cement Concrete Road Construction Procedure - Civil ...

Sep 21, 2020  Compaction of Cement Concrete Road : After the concrete is placed in its position, it should brought in its proper position by heavy screed or tamper fitted with suitable handles. The wooden tamper is at least 75 mm wide and its underside is shaped to the finished cross-section of the slab. Its weight is about 10 kg/m.

get price

WHAT ARE THE METHODS FOR COMPACTING CONCRETE IN THE FIELD ...

May 08, 2014  The various methods of hand compaction are as given below. 1. Rodding. It is a method of poking with 2m long, 16 mm dia rod at sharp corners and edges. The thickness of layers for rodding should be 15 to 20 cm. 2. Ramming. It is generally used for compaction on ground in plain concrete. It is not used either in RCC or on upper floors.

get price

What Is PCC Concrete Plain Cement Concrete PCC In ...

PCC Ratio. PCC concrete mix ratio is 1:5:10, which Means 1 part of cement, 5 parts of sand, and 10 parts of aggregate.PCC in construction is used to make a level bed for footing. Ingredients of PCC In Construction. Following are main ingredients of plain cement concrete,

get price

Civil Engineering - CivilScorer

Jun 28, 2021  Compaction of concrete is the process adopted for expelling the entrapped air from the concrete. In the process of mixing, transporting, and placing concrete air is likely to get entrapped Civil Engineering , RCC (Reinforced concrete)

get price

Manufacturing process of concrete (for civil engineering)

Feb 11, 2018  Manufacturing process of concrete (for civil engineering) 1. Manufacturing process of concrete. 2. Batching Mixing Transporting Placing Compacting Curing Finishing Different stages of manufacturing of concrete. 3. Batching The measurement of material for making concrete is known as batching. Methods of batching - 1. Volume batching 2.

get price

CivilScorer - A Vision To Clear Solution

May 16, 2020  Compaction of concrete is the process adopted for expelling the entrapped air from the concrete. In the process of mixing, transporting, and placing concrete air is likely to get entrapped. Civil Engineering, RCC (Reinforced concrete) June 28, 2021. June 28, 2021.

get price

why mixing time is important for concrete? - Civil ...

Jul 31, 2015  Importance of Mixing time for concrete is as follows: It is important to know the minimum mixing time necessary to produce a concrete of uniform composition, and of reliable strength. The mixing time or period should be measured from time all the cementing materials and aggregates are in mixer drum till taking out the concrete.

get price

Theory of Marshall Mix design, Apparatus ... - Cement Concrete

Theory of Marshall Mix design, Apparatus and Uses. The test procedure is used in designing and evaluating bituminous paving mixes, and is widely applied in routine test programs for the paving jobs. The major features of Marshall method of designing mixes are to determine the two important properties of strength and flexibility.

get price

What is the workability of concrete? By which means is it ...

concrete is a hetrogenous material , is formed by composing cement , gravel , sand and water as this chemical reaction is wet , it can‘t bear any load . by the time the mixture becomes dry and can bear the designed load . the time between the wet ...

get price

CIVILSTAGRAM: 2016

In the process of placing concrete, air is entrapped. The entrapped air reduces the strength of concrete up to 30%. Hence it is necessary to remove this entrapped air. This is achieved by compacting the concrete after placing it in its final position. Compaction can be carried out either by hand or with the help of vibrators.

get price

What is the price of m-40 grade concrete in India? - Quora

Except Cement and chemical admiture, all type of normal concrete cost 2500 rupee/cum with transportation till reasonable distance,using placing mode For M40 grade ...

get price

(PDF) Physical and Mechanical Properties of Carboxylated ...

OPEN ACCESS Journal of Applied Sciences ISSN 1812-5654 DOI: 10.3923/jas.2016.344.358 Research Article Physical and Mechanical Properties of Carboxylated Styrene-butadiene Emulsion Modified Portland Cement Used in Road Base Construction 1,2 Mojtaba Shojaei Baghini, 1,2Amiruddin Ismail and 2Ali Akbar Firoozi 1 Sustainable Urban Transport Research Centre (SUTRA), Universiti Kebangsaan

get price

Articles International Journal of GEOMATE

The testing results from the laboratory and from the field can be shown that the soil and soil-cement stabilization are improved by 95% for modified compaction. This is due to the effects of initial density, initial water content, %cement added, curing time duration and the size of the plate on the bearing capacity and deformation behavior.

get price