Abstract

A review is presented in this paper about the application of crushed sand as a smart material in concrete. After a brief outline of the theoretical as well practical studies few measures are reviewed to replace natural sand with manufactured crushed sand. This helps in reducing the likely damage to the ecological balance due excessive sand lifting from river beds, affecting the ground water level. Crushed sand as replaced materials to natural sand has become beneficial and is common in the world. Different researchers have carried out research to study the effect of use of crushed sand on properties of concrete.

Highlights

  • India has taken a major initiative on developing the infrastructures such as express highways, power projects and industrial structures etc

  • A review of different experimental studies performed by various researchers have been carried out to examine various operational parameters viz. workability, durability and compressive strength of concrete with crushed sand as replacement to the natural sand

  • The flexural strength of concrete with crushed sand was marginally increased on the strength of concrete with natural sand

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Summary

INTRODUCTION

India has taken a major initiative on developing the infrastructures such as express highways, power projects and industrial structures etc. Concrete consists mainly of three raw materials apart from water These are cement, coarse aggregate and fine aggregate. While as sand, which amounts to about 35% by volume of concrete, is mainly obtained from natural sources like river beds and the quality and texture of sand cannot be controlled. Utilization of natural fibers as a form of concrete enhancement is of particular interest to lesser developed regions where conventional construction materials are not readily available or are far too expensive. There have been some studies on use of Bamboo fibers in concrete but in this study, a particular ratio of Msand and river sand in the concrete mix has been used which increases the strength of the concrete. The various samples which were made for the above study were tested for three different strength characteristics which are compression, tension and flexural strength for 7 days and 28 days curing

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