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Innovative Strength Characteristics of Concrete with Effect of Crumb Rubber Aggregates

G R Seenivasan, R Sibi

Abstract


A global movement in the worldwide scenario is going to be carbon reduction and energy saving. Maximum application of resources, efficient construction, economical construction and quality improvements costs have become urgent issues, which promote overall economic development, strive to improve living standards and solve the problems of shortages in resources.  The usage of tyres for burning in cement kilns is up to 20000 tons per year. The landfill has been one of the methods for their disposal, however as rubber tyres are not biodegradable, they remain on the land for a long time causing environmental hazards Crumb rubber is produced in large sums as waste and does not have beneficial disposal, currently. In the present study, the use of crumb rubber by 25%, 50% and 75%, and also display how it is appropriate for the concrete, its uses, barriers and benefits and the way to the upcoming study. The primary aim of this study was to evaluate the strength and durability property of rubberized concrete. This study demonstrated that concrete's characteristics significantly changed when certain natural aggregates were substituted with crumb rubber. The measured parameters of samples are compressive strength and splitting tensile strength. This study gives on conventional-strength concrete, blended with dissimilar rates of crumb rubber powder. The consequences showed the ahead the top rate of powder incorporation with no harm to the compressive as well as tensile strength of concrete. A correlation mostly their compressive strength and split elasticity which utilizes ordinary material will permit surveying the reasonableness of utilizing morsel elastic in concrete as rate substitution, for underlying applications.


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References


ASTM International Standard Specification for Concrete Aggregates ASTM C 33 (2003).

ASTM International Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens ASTM C 39/C 39M. (2003).

ASTM International Standard Test Method for Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete ASTM C 138/C 138M. (2001).

ASTM International Standard Test Method for Slump of Hydraulic-Cement Concrete ASTM C 143/C 143M. (2005).

ASTM International Standard Specification for Portland cement ASTM C 150. (2005).

ASTM International Standard Practice for Making and Curing Concrete Test Specimens in the Laboratory ASTM C 192/C 192M. 2002.

ASTM International Standard Specification for Air, Entraining Admixtures for Concrete ASTM C 260. (2001).

ASTM International Standard Test Method for Splitting Tensile Strength of Cylindrical Concrete Specimens ASTM C 496. 1996.

ASTM International Practice for reducing samples of aggregates to testing size ASTM D 702 (2006).

Ahmed N. Bdour 1) and Yahia A. Al-Khalayleh (2010) Innovative Application of Scrap-tire Steel Cords in Concrete Mixes Jordan Journal of Civil Engineering, Volume 4, No. 1.


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