Providing Sewage Treatment Plants (STPs) at the locations of 1) Atchau Lova I (1.00 MLD) 2). Atchau Lova 2 (1.00 MLD) 3). Sirasapalli (0.30MLD) of GVMC ULB ).Yelamanchili (0.20 MLD)of Yelamanchili ULB 5) Narsipatnam I (0.60 MLD) 6) Narsipatnam 2 (0.30 MLD) of Narsipatnam ULB in Visakhapatnam District (Total 3.40 MLD) of Deputy Chief Technical Officer, Visakhapatnam Circle, APTIDCO, Developed Affordable Housing Projects in Andhra Pradesh on Design, Engineering, Construction, Supply, Installation, Testing, Erection and Commissioning and thereafter Operate and Maintain the STPs for 5 (Five) Years basis (including Defect Liability Period of two years from the Date of Completion of Project).