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Proposed List of Projects for session 2021-22

Experimental and Analytical study of the behavior and Durability of Pre -cast thin ... To Study Rutting Susceptibility of Asphalt Concrete with Recycled Aggregates using Wheel Tracking Device (WTD) 2) ... Microsoft PowerPoint - Ground Water Level Measurement.ppt

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Green Concrete Seminar | PDF | Construction Aggregate ...

3.Green Concrete uses local and recycled materials in concrete. 4.The heat of hydration of green concrete is significantly lower than traditional concrete. 5.Good thermal resistant and fire resistant. 6.Compressive strength and Flexural behaviour is fairly equal to that of the conventional concrete.

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Recycled Aggregates - Portland Cement Association

According to a 2004 FHWA study, 38 states recycle concrete as an aggregate base; 11 recycle it into new portland cement concrete. The states that do use recycled concrete aggregate (RCA) in new concrete report that concrete with RCA performs equal to concrete with natural aggregates.

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Experimental study on strength behaviour of recycled ...

The concrete specimen with. recycled coarse aggregate at 28 days of curing has the lowest tensile strength, which was only 1.952 N/mm2. It is around 38.81% drop when compared to control. concrete specimen. There is a drop in tensile strength of 10.66%, 18.18%, 24.76% and 34.79% for the concrete.

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Study on aggregate interlock behavior of pre-cracked ...

In this study, experiments on pre-cracked push-off specimens without stirrups were conducted to analyze the aggregate interlock behavior of recycled aggregate concrete (RAC). The major variables considered in this study were the surface roughness, recycled coarse aggregate (RCA) replacement ratio, concrete strength, aggregate particle size and loading rate.

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Experimental study on shear behavior of BFRP-reinforced ...

This paper describes an experimental investigation to evaluate the shear performance of basalt Fiber-reinforced Polymer (BFRP)-reinforced recycled aggregate concrete deep beams without stirrups. A total of 13 beams were tested under four-point loading until failure: nine were reinforced with BFRP bars, and four were reinforced with steel bars. The parameters of this experiment included the ...

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Experimental Study on the Behavior of R.C.Beams and ...

Keywords: Normal aggregates, treated recycled aggregates, mixed aggregate concrete, completely treated recycled aggregate concrete. 1. INTRODUCTION 1.2 Objective and Scope of Work The rapid growth in population has resulted in higher demand for housing to …

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Experimental study and modeling of the mechanical behavior ...

Concrete, a material of prime importance, is widely used in various works. Among the raw materials composing concrete, aggregates come first. It is widely acknowledged that the consumption of natural aggregates increases with the growth in the amount of concrete needed. It has recently emerged that concrete waste can be recycled and reused in civil engineering works after a series of treatments.

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Aggregates for Concrete - Memphis

Coarse aggregates (Fig. 5-2) consist of one or a com-CHAPTER 5 Aggregates for Concrete bination of gravels or crushed stone with particles predominantly larger than 5 mm (0.2 in.) and generally between 9.5 mm and 37.5 mm (3⁄ 8 in. and 11⁄ 2 in.). Some natural aggregate deposits, called …

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Evaluation of Recycled Concrete for Use as Aggregate in ...

This study evaluated the use of recycled concrete as coarse aggregate in new concrete pavements. Recycled concrete aggregate (RCA) produced from demolished pavements in three geographically-dispersed locations in Washington state were used to perform testson aggregate characte ristics, fresh concrete propertiesand hardened concrete properties.

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Unique & Latest Civil Engineering Project, Seminar, Thesis ...

List of Project, Thesis and Presentation topics on General Civil Engineering. Dynamic Inversion Study of Soil Mechanical Parameters. Study of Ground Fissures Generated by Liquefaction Following an Earthquake. Study on Concrete-Filled Glass Fiber Reinforced Compression Members. Acoustic Emission Characteristics of Limestone after High Temperature.

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Seismic Strength and Stiffness for Recycled Aggregate ...

To study the seismic strength and stiffness for recycled aggregate concrete-filled steel tube (RACFST) frame, two-frame specimens made up of RACFST column and reinforced recycled aggregate concrete (RAC) beam were used for a seismic test under reversed low-cycle loading. The failure mechanism, hysteresis curve, strength attenuation, and stiffness degradation were determined for the …

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Experimental Study on Strength of Recycled Concrete ...

Influence of replacement ratio and water-cement ratio on the recycled concrete mechanical properties were analyzed by testing the compressive strength and tensile strength of the recycled concrete. Results show that the mechanical properties of recycled concrete, compared with common concrete, can meet the requirements of the project. Water-cement ratio has great influence on compressive ...

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Krest Technology | Final year projects in hyderabad ...

Experimental study on geo polymer concrete by using glass fibers : Download: Download: 19. A study on behavior of marble dust in concrete pavement: Download: Download: 20. The suitability of crushed over burnt bricks as coarse aggregates for concrete: Download: Download: 21. Experimental investigations of coarse aggregate recycled concrete ...

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Parameters for assessing recycled aggregate and their ...

The behaviour of these samples was compared with that of normal aggregate samples. This study revealed that there is a strong correlation among various parameters, and by measuring three of them: either 'particle density' or 'porosity and absorption' or 'particle shape', and 'strength and toughness', and 'chloride and sulphate contents', it is ...

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A STUDY ON RECYCLED CONCRETE AGGREGATES

A STUDY ON RECYCLED CONCRETE AGGREGATES PAVAN P S 1, BABITHA RANI H,DEEPIKA GIRISH, RAGHAVENDRA K M 2, VINOD P N 1,DUSHYANTH.V.BABU.R,SHAIK NUMAN1 1Assistant Professor, Department of Civil Engineering, SET, Jain University. 2Student, Department of Civil Engineering, SET, Jain University. Abstract The amount of construction waste has been dramatically …

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Compressive behavior of FRP-confined steel-reinforced ...

This paper presents an experimental study on axial compressive behavior of FRP-confined steel-reinforced recycled aggregate concrete (FCSRAC). A series of tests have been carried out to evaluate its compressive behavior, with the effects of key parameters such as replacement ratio of recycled coarse aggregate (RCA) and FRP confining stiffness being investigated.

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EFFECTS OF AGGREGATE TYPE, SIZE, AND CONTENT ON …

It is well recognized that coarse aggregate plays an important role in concrete. Coarse aggregate typically occupies over one-third of the volume of concrete, and research indicates that changes in coarse aggregate can change the strength and fracture properties of concrete. To predict the behavior of concrete under general

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AN EXPERIMENTAL STUDY ON BEHAVIOUR OF RECYCLED …

In this project, strength, durability of Recycled Aggregate Concrete (RAC) with GGBFS was studied. M-50 grade concrete with 0.30 w/c ratio and maximum size of 16mm course aggregate was used for this study. Totally 16 mix combinations were prepared for this study with different replacements of Recycled aggregate (0%, 25%, 50%, and ) and ...

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Recycled aggregate concrete - SlideShare

Due to this the recycled aggregates of size 10mm to 20mm are obtained. These recycled aggregates are wet they are dried by keeping in oven for 24 days. The different tests are carried out on finally obtained recycled aggregates and Mix design of concrete of grade M20 by using IS 1260:2009 and 456:2000. 8.

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Experimental Study on Recycled Concrete Aggregates

available materials (i.e. Recycled aggregate concrete). To study the strength properties of green concrete with partial replacement of natural aggregates. To investigate the effect of recycled coarse aggregate on the strength of concrete. To investigate the effect of recycled coarse aggregate on the workability of concrete.

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Numerical Studies on Damage Behavior of Recycled Aggregate ...

This paper develops a 3D base force element method (BFEM) based on the potential energy principle. According to the BFEM, the stiffness matrix and node displacement of any eight-node hexahedral element are derived as a uniform expression. Moreover, this expression is explicitly expressed without a Gaussian integral. A 3D random numerical model of recycled aggregate concrete (RAC) is …

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Recycled Concrete Aggregate - PowerPoint Presentation ...

Files > Download Recycled Concrete Aggregate - PowerPoint Presentation - CivilEngineeringBible.com (FREE!) One of the major challenges of our present society is the protection of environment. Some of the important elements in this respect are the reduction of the consumption of energy and natural raw materials and consumption of waste materials.

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Concrete Technology Seminar Topics : State-of-Art ...

Find latest and state of the art topics for civil engineering Projects, Seminars, Dissertations and Presentations on Concrete Technology. CivilDigital.com brings you series of uncommon and exclusive civil engineering project topics. Selecting the right project topic has a major impact on your career. Choosing civil engineering project

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Recycled Aggregate Concrete - SlideShare

Recycled Aggregate Concrete 1. A STUDY ON "RECYCLED AGGREGATE CONCRETE" BY- NEELANJAN SARKAR MURSHIDABAD COLLEGE OF ENGG. & TECH. BRANCH -- Civil engineering Year -- 3rd year (6th sem) 2. I would …

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Civil Green Concrete | PDF | Concrete | Waste

• Green concrete having reduced environmental impact with reduction of the concrete industries co2 commissions by 30%. Green concrete is having good thermal and fire resistant. • In this concrete recycling use of waste material such as ceramic wastes, aggregates, so increased concrete industry use of waste products by 20%.

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Use of recycled concrete aggregate in concrete: a review ...

(2013). Use of recycled concrete aggregate in concrete: a review. Journal of Civil Engineering and Management: Vol. 19, No. 6, pp. 796-810.

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Recycled Concrete Aggregate (RCA) for Infrastructure ...

sources of quality natural concrete aggregates. The objective of this study was to determine the effect of replacing coarse natural aggregates with recycled concrete aggregates (RCA) on the bond strength between deformed mild reinforcing steel and surrounding concrete. Two different RCA

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Behavior of geopolymeric recycled aggregate concrete ...

In recent years, a novel construction material, geopolymeric recycled aggregate concrete (GRAC), has attracted increasing attention from both researchers and engineers,, . For GRAC, the geopolymer paste and recycled aggregate are used as binder and aggregates, respectively . With the replacement of both OPC and natural aggregates, GRAC could ...

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Seismic Behavior of Recycled Aggregate Concrete Filled ...

This paper presents the results of seismic tests on the recycled aggregate concrete filled steel tube (RCFS) and recycled aggregate concrete filled glass fiber reinforced plastic (GFRP) tube (RCFF) columns. The objective of this study is to evaluate the seismic behavior of steel/ GFRP tube in-filled recycled aggregate concrete (RAC) columns.

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