2020 · EnvironmentPrevious Year Question
Q98.
In rural road construction, the use of which of the following is preferred for ensuring environmental sustainability or to reduce carbon footprint? 1. Copper slag 2. Cold mix asphalt technology 3. Geotextiles
A. Correct Answer (Placeholder)
B. Incorrect Option
C. Incorrect Option
D. Incorrect Option
Answer

A

Explanation

The use of waste materials in the road construction industry is gradually gaining significance in India, considering disposal and environmental problems and the gradual depletion of natural resources. Byproducts, such as biomass ash, coal ash, red mud and copper slag, generated in large volumes, could have