Dhariwal Buildtech receives LoA for implementation of additional Major Bridges over Rivers Kangshabati, Shilabati Project in West Bengal September 26, 2025 | Awarded, Project Updates Dhariwal Buildtech Limited has received Letter of Award (LoA) worth Rs 1,582.5 million for implementation of Additional Major Bridges over Rivers Kangshabati, Shilabati Project (NH-14). This content is restricted.