Mumbai’s revised road washing plan seeks 213 tankers for 677 km of roads, banning drinking water and allowing only non-potable sources. Mumbai, October 22: The Brihanmumbai Municipal Corporation (BMC) is looking to use treated sewage water for road washing as it steps up dust-control measures amid 10% water cuts. Mumbai, October 7, 2026: Amid a worsening water crisis and drought across Maharashtra, the BMC plans to spend Rs 8.