Investigation, Design and Construction of Physical Infrastructure such as Roads, Drains, Water Supply, Sewerage compatible with trunk infrastructure in Atmakur, Sullurpeta, Naidupeta, Kavali (Phase I) and Venkatagiri and Social Infrastructure like School Building, Primary Health Center, Commercial Complex and Community Hall in EWS layouts at Atmakur, Gudur, Sullurpeta, Naidupeta, Kavali (Phase I) and Venkatagiri ULBs including 2 (Two) years Defect Liability Period under PMAY (HFA) (U) Scheme at Nellore District, Andhra Pradesh on Lump sum contract (Percentage Tender) (with DLP of 2 years).