Upgradation Of Surface Drain Culvert From H/O Swapan Sarkar To H/O Sahadev Jana Proposed Sl. No.- 1 At Booth No.- 145 Of Ward No.- 35 Under Rajpur-Sonarpur Municipality Within A.C.- 151, Sonarpur Uttar Wbmad/Ulb/Rsm/1326/25-26