| 1 | Design, Construction, Testing and Commissioning of STP with designed flow of 5 MLD with peak designed flow of 10 MLD at Elamkulam | | |
| 2 | OD268832/2025-2026:Clearing and levelling the site by cutting trees (if any), removing grass, boulders etc. to make the site suitable for constructing 5 MLD STP. The cut trees, removed grass, boulders etc. shall be stacked at a suitable place and shall be disposed as per specifications and as per the direction of departmental officers. | 1.000 | each |
| 3 | OD268837/2025-2026: Design, Construction, Testing and Commissioning of Initial components of STP (Receiving Chamber, Screen Channel with manual coarse screen, mechanical coarse screen, manual fine screen, mechanical fine screen, Grit Chamber and Oil and Grease Trap etc.) with all necessary arrangements for the intended purpose , compatible with the peak designed flow of 10 MLD with RCC sulphate resistant cement M30 or better grade with water leak proofing coating, corrosion resistant TMT steel bars Fe 415 grade or better including diluted septage (maximum 9 trucks per day) with suitable foundation after conducting soil test ( all walls and slab junctions are to be provided with vertical and horizontal haunches) with required retention time and all other physical parameters as per PCB and NGT standards, and all necessary accessories for the satisfactory completion of work including steel ladders, walkway, hand rails etc. and all finishing works like plastering, painting, lettering etc. complete as per specifications in Vol-II of NIT and as per the direction of departmental officers. | 1.000 | each |
| 4 | OD268841/2025-2026: Design, Construction, Testing and Commissioning of Co-treatment units (Receiving Chamber with manual course screen, Screen Channel with manual course screen, Screw Press, OG Trap, Sludge Handling System, Channel for carrying water from screw press to dilution tank, Dilution tank with suitable cover slab and with suitable arrangements for mixing and homogenization , Arrangement for recycling treated water for dilution of septage with pre-determined dilution ratio with treated water to transfer liquid to screw press, Pump and Pumping main to pump water from dilution tank to receiving chamber of STP etc.) compatible to maximum 9 trucks per day with suitable foundation after conducting soil test, with required retention time to normalize parameters like BOD, COD, TSS etc. as per PCB and NGT standards (Receiving Chamber, Screen Channel, OG Trap, Channel for carrying water from screw press to dilution tank, Dilution tank with suitable cover slab shall be made with RCC sulphate resistant cement M30 or better grade with water leak proofing coating, corrosion resistant TMT steel bars Fe 415 grade or better), septage vehicle travelling yard and discharge arrangements to receiving chamber and all necessary accessories for the satisfactory completion of work, corrosion resistant steel ladders, walkway and hand rails and all finishing works like plastering, painting, lettering etc. complete as per specification in Vol-II of NIT and as per the direction of departmental officers. | 1.000 | each |
| 5 | OD268835/2025-2026:Design, Construction, Testing and Commissioning of equalization tank with top cover slab with RCC sulphate resistant cement M30 or better grade with water leak proofing coating, corrosion resistant TMT steel bars Fe 415 grade or better, suitable number of manholes with CI manhole covers, corrosion resistant steel ladders for STP compatible with the peak designed flow of 10 MLD including diluted septage (maximum 9 trucks per day) with suitable deep foundation after conducting soil test, with required retention time to normalize parameters like BOD, COD, TSS and volume of inflow etc. with aeration/ agitation arrangements to avoid anaerobic condition and odour and all finishing works like plastering, painting, lettering etc. complete including pumping arrangement (fitting of pump, pipe line works etc.) to pump liquid from equalization tank to MBBR-1, fitting fine bubble air diffusers with EPDM/PTFE+EPDM/any better material, pipelines to supply air and all accessories for the satisfactory completion of work as per specifications in Vol-II of NIT and as per the direction of departmental officers. | 1.000 | each |
