M/o completed schemes under NA-II Hort. Zone.(Providing the Operation and Maintenance for the existing Prefabricated Packaged/Portable container-based STP having capacity of 10 KLD for 1(one)years at Distt. Park, Dilshad Garden (I-pkt). (Specialized

COMPREHENSIVE OPERATION & MAINTENANCE of WWTP and all other allied works etc. created under the contract for a period of 1 years : including all cost of labour, consumables, chemicals, repair/replacement of E&M parts, Quarterly testing of outlet parameters etc. as required. Payment shall be released on quarterly on pro rata bases. No payment shall be made on account of any escalation of prices. Duties during O&M, plant shall be run 24/7. Adequate operators to be provided for proper plant operation. Treated water quality target should be monitored by random sampling. The scope of item includes monthly comprehensive maintenance for the WWTP including all spares supply and consumables. Electricity supply for the plant will be provided by DDA. Noncompliance of O&M requirements shall make the agency liable for recovery from the security deposit and/or BG with DDA. a) Inlet parameters to be considered are: pH :6.5-8.5 BOO :250-350 mg/ltr. Total TSS :250-350mg/ltr.COD:400-500 mg/ ltr, Fecal coliform(FC) MPN/100ml:>10**7MPN/100ml AND Treated waste water Quality shall be: pH:6-9 BOD:<20 mg/ltr. TSS:< 30 mg/ltr. COD:<50 mg/ ltr. FC MPN/100ml: DesireabIe-100 permissible-230,NH3<40