Expansive soils can wreak havoc on roadway pavements leading to cracking, rutting, and differential heaving. To remedy this issue, research focus is being put into the use of wicking geotextiles. Recently, our group has published an article on just this issue, Evaluating the Performance of Wicking Geotextile in Providing Drainage for Flexible Pavements Built over Expansive Soils.
You can find it here!
Biswas, Nripojyoti, Anand J. Puppala, Md Ashrafuzzaman Khan, Surya Sarat Chandra Congress, Aritra Banerjee, and Sayantan Chakraborty. 2021. “Evaluating the Performance of Wicking Geotextile in Providing Drainage for Flexible Pavements Built over Expansive Soils.” Transportation Research Record: Journal of the Transportation Research Board, March, 036119812110013. https://doi.org/10.1177/03611981211001381