Bid Document for Working survey, Soil investigation, Design of Underground Drainage project. Work including Providing, Supplying, Lowering Laying, Jointing, Testing & Commissioning of RCC NP3 Pipes for Sewer Collecting System- Gravity Mains and DI pipes for Rising Main Pipeline, Construction of Sewage Pumping Station, SPS, Erecting, Testing & Commissioning of Pumping Machineries, Construction of Inspection Chambers, Construction of Precast Wall At Natural Drain, Construction of Interception Check Wall at Natural Drain for DEVGADH BARIA NAGARPALIKA UNDERGROUND DRAINAGE SCHEME, Work including Operation & maintenance for 24 Months, Taluka: Devgadh Baria, District: Dahod