Surabaya, Oct. 31 -- The Department of Civil Infrastructure Engineering (DTIS) at Sepuluh Nopember Institute of Technology (ITS) has developed porous paving blocks made from fly ash waste as an eco-friendly innovation to mitigate urban flooding.

This initiative also aims to empower rural communities through collaboration with Village-Owned Enterprises (BUMDes), combining sustainable infrastructure with inclusive economic development.

Head of the DTIS ITS research team, Yuyun Tajunnisa, explained that low-permeability surfaces commonly used in urban areas hinder rainwater absorption, causing surface runoff and flooding.

Conventional paving blocks, she noted, have limited water absorption capacity and exacerbate the problem.

To address ...