In the southern portion of Dhaka, adjacent areas like Shantinagar, Rajarbag, Motijheel, Naya Paltan, Puran Paltan, T&T Colony can be called the busiest economic hub of South Dhaka. The whole region is one the most highly urban flood susceptible regions of Dhaka. These areas get inundated even in the slightest amount of rainfall. This study focuses on designing an adequate drainage system for this economic hub of Dhaka. It is hoped that this research may be helpful to related organizations and experts solving the drainage congestion problem of Dhaka city. In this study, different parameters of...