Providing, lowering, laying, jointing, testing and commissioning of sewer collection network and designing, constructing, testing & commissioning and defect liability period for 3 years of ( 1 ) Providing and laying sewer pipe line at Kharshi Tarsamiya area ( 2 ) Providing and laying sewer pipe line at Chitra hadanagar, Gokul Nagar, Satyanarayan Society and Akshar park mafat nagar Area, bhavnagar under amrut- 2 grant.