Construction Of Drain With Cover Slab From H/O Dipak Chowdhury Ab-124/1 To H/O Dipak Sen Ab-22 At Prafullakanan State Bank In Ward No.17 Under Bmc Apas Scheme Id Apas/01/117/128/0002 Nit No. 1129/Pwdbmc, Dted. 04.11.2025