Comprehensive Operation, Preventive Maintenance & Repairs of all Civil Structures, Various type of Pipeline, Various type of Valves, Storage Structures, 5. 00 MLD Water Treatment Plant ( With chemical charges ) Machineries and Electrical equipment of WTP etc. located at Located at Hebatpur Head Works and different Sub Head Work sites including standard quality & quantity supply of potable Water to all the villages for 6 months period, including maintaining 0. 2 ppm residual chlorine in supplied water at each consumer end in all respect as per detailed specification & obligatory requirement excluding electricity charges raw water charges under Bhangadh Group Regional Water Supply Scheme Taluka: Dholera of District Ahmedabad.