Guwahati, June 26 -- The Assam government has submitted a Rs 183 crore flood management proposal to the Asian Development Bank (ADB) to address recurring drainage and flooding issues in the Bahini basin of Guwahati.

The plan focuses on improving the NH drain, which channels water from the upper Bahini catchment to the Basistha river, and ultimately to the Brahmaputra via the Pamohi river and Deepor Beel.

This drainage system also carries diverted water from the Meghalaya hills through an old diversion structure built in the 1990s.

Officials noted that although the structure still functions, its components have deteriorated over time and now require urgent repairs.

Additionally, the current width of many drain sections, ranging from ju...