Investigation, Survey, Design, Supply, Construction, Installation, Testing and Commissioning of four (4) Sewage Treatment Plants for a total capacity of 3.50MLD (Uppucheruvu - 1.50MLD at kamdukur ULB, Singarakonda - 0.80MLD at Addanki ULB, Modempalli - 0.70MLD at Giddaluru ULB and Chakirala - 0.50MLD at Kanigiri ULB) based on any appropriate Technology (Technology Neutral) with post completion Operation & Maintenance of entire Sewage Treatment Plants for 7 (Seven) years including 02 (Two) years Defect Liability Period under EPC system under PMAY (HFA) (U) scheme at Prakasam District, Andhra Pradesh (2nd call).