Construction sector is mainly liable for waning of natural resources and environmental
imbalances due to its unplanned mining activities. The massive use of concrete due to boom …

Concrete production has a lot of environmental impacts causing damage to the most fertile
layer of the earth. Cement industry often uses unethical methods in obtaining resources by …

Sandstone waste generated during the cutting and polishing process destroys the
atmospheric condition when it is dumped along roadside, water bodies and landfill. The …

This investigation aims to identify the possible utilization of sandstone slurry (SS) as an eco-
friendly alternative material in self-compacting concrete (SCC). The SCC mixes made with …

Construction activities are progressing rapidly across the globe due to the demand for
concrete and its constituent materials especially fine and coarse aggregates. The large …

A significant amount of waste is generated during the sandstone mining process. This study
explores the use of red sandstone waste as a supplementary cementitious material to …

Coal gangue (CG) is a kind of solid waste which discharged from the process of coal mining
and washing. It has complex and volatile composites is not conducive to control its quality. If …

This paper examines the effect of the aggregate type on concrete strength, and more
specifically, how the petrographic characteristics of various aggregate rocks as well as their …

Although aggregates constitute the largest volume in geopolymer composites, there are
limited studies related to this parameter. This study investigates the effect of different types of …

Aggregate classification is the prerequisite for making concrete. Traditional aggregate
identification methods have the disadvantages of low accuracy and a slow speed. To solve …