Delhi Development Authority Tender

In-situ ecological pond rejuvenation using suitable technology/Bio-remediation available in powder/liquid form of approved make of special waste treating microbes, fungi and /or plants and their products (such as enzymes) in adequate quantity including initial shock dosing and thereafter maintenance dosing as per manufacturer's specifications to support life without disrupting the aqua ecology, and to meet the standards of the lake prescribed by IS:2296 “Class D” as required for propagation of wild life and fisheries, with further objectives to eradicate all harmful foul smell, mosquito colonies, aquatic weeds, algae etc. The product used for dosing shall be non-pathogenic, non-hazardous and shall not have any adverse effect on agriculture, aquatic culture, humans, animals and to the environment. 4 No’s labours (2 for Quli khan water Body & 2 for Oxidation Pond) shall be deployed to complete all operations on every day basis such as spraying and dosing, removal of bio sludge generated during treatment, dredging, removal of floating plants and other material like trash, empty bottles, dead leaves / tree branches, polythene bags etc. from the lake/water body and dispose of the waste form the site complete as per the direction of Engineer in Charge. Note: -Rate shall be inclusive of cost of dosing material, one lab test per month for each water body (i.e. Quli khan water body & oxidation Pond) T & P for dosing/spraying, cleaning of the lake, safety arrangements, storage water tanks and all the T&P such as tube, rope, boat, machine, tools, net etc. if required and manpower required to carry out all the activities.