Construction of STP (Sewage Treatment Plant) with 4 MLD STP and 12 MLD Sumpwell and pumping station in Ram Gamga Nagar sector-7 Bareilly

Sewage Treatment Plant (STP) - Sequential Batch Reactor (i) Designing , providing , constructing , hydraulic testing , commissioning and giving satisfactorily trials consisting of Wet well Including pumping up to inlet chamber, Screen Chamber, Anoxic ( Detritus) Tanks Distribution Chamber and Biological SBR Basins, Sludge Sump, Chlorine Contact Tank, Chlorinator Room/Shed, Sludge Centrifuge, Pump House, necessary piping work with required valves, gates, drains pathways, Administration Block cum Laboratory, Laboratory Equipments, Tools and Plants, Spare Parts, etc. complete as turnkey job with all involved civil、 electrical and mechanical works inclusive of following items, units as per detailed specifications for civil, electrical and mechanical components with all duties and taxes etc. complete. to achieve BOD < 10ppm, COD < 50ppm, TSS < 10ppm, to get recyclable quality of water for industrial / agricultural purposes. (ii) UNITS CONCLUDED:- Inlet Chamber : Designing , providing, and constructing RCC (M-30) inlet chamber for the peak flow of 2 DWF including necessary excavation in all types of strata including walkway all around the periphery. Each compartment will have phosper bronze, steel gates with extension rod, head stock, operating wheels, Gl pipe railing etc. The work includes providing and making necessary arrangements to connect the flow to screen chamber by approach channel as directed and as per specifications. (iii) Screen Chamber : Designing , providing , constructing , testing and commissioning of screen chamber, designed for average 1 DWF and maximum peak fow of2 DWF in RCC (M -30), including walkway 1.2 m wide, inlet pipe / channel from inlet chamber, outlet pipe / channel to detritus tank, free board of 0.5 m minimum, RCC walkway 1.2 m wide with GI pipe railing. RCC stair case of 1.2 m width from GL to screen chamber. (iv) Anoxic(Detritus ) Tank : Designing , providing and constructing continuously grit removal type of Detritus Tank , mechanically operated in RCC ( M-30) capable of removing 100% 0.2 mm size particle and above, having specific gravity 2.30 designed for one peak 2 DWF with suitable arrangement of separation of grit from putrescible solids including providing, and making necessary arrangements of JB- 1. Inlet and outlet channels of required sizes as make be required to connect the flow to connecting unit etc. Complete including hydraulic testing for water tightness of structure having minimum FB of 0.3 m, wash out arrangement to Grit chamber and platform 1.2 m wide RCC walkway with GI pipe handling shall be provided. A pit for collecting grit conveyed by conveyor shall be provided. It should be suitable to handle the grit for carting. All arrangements shall be as detailed specifications and as directed. (v) SBR Basins : Desiging , providing and constructing in RCC mixed (M-30) SBR basins for biological removal of BOD along with nitrification, den itrification, Bio- P removal in compartments to handle combine flow of 1 DWF, incoming flow and recirculation flow incluing construction of selector comaprtments and providing 1.2 m wide clear approach walkways, expansion joints wherever necessary, incluiding foundations etc as per specifications. Peak factor shall be 2, F/M ration shall be : 0.15, complete with air blowers, fine diffused aeration grid/ equipment and FB 0.6 m depth, SWD as required. DO level in SBR basin to be minimum 2 mg/l complete with "Oxygen Uptake Rate " control system and all related instruments, Stainless steel decanters and automation works. MLSS concentrations shall be 2000 - 5500 mg/l or more,MLVSS to MLSS ratio to be 0.8. HRT shall be between 12 to 16 hrs and SRT suitable for fully disgested sludge.lt should have all other related works as per detailed specification. (vi) Chlorine Contact Tank : Designing providing and constructing chlorine contact chamber of adequate capacity to deal with 1DWF average flow. The chlorine contact tank should be of 30 min capacity, during average flow to achieve 99.99 % coli form reduction. Chlorine dose shall be maintained as per standard provisions including designing, providing and constructing water supply provision for chlorination including providing dewatering and by pass arrangement jointing to final effluent mains and outlet weir etc complete. The effluent quality should match with the standards laid down by the department, as per obligatory provision, as detailed specification and as directed by engineer in - charge. (vii) Chlorinator and Chlorinator Room/Tonner Room: Designing, providing and constructing chlorinators vacuum type 2 Nos, with auto switchover facility and having cpacity for dosage of adequate chlorine to ensure 99.99 % coliform reduction as per per obligatory provisions and detailed specifications with necessary provision of having chlorinator room of adequate size. The chlorinator equipment shall include cost of chlorine cylinders/tonner, piping, valves, measuring and controlling equipments, safety devices , lifting equipments, etc. complete as per IS -10553 ( part II) 1982. The tonner room should have minimum 3 MT capacity crane for loading and unloading facility. Tonner storage should be distinctly isolated and should be for minimum storage space as directed in the design specification and as per gas laws 1981 and factory act shall be provided. All other matching amenities shall be provided, 5 MT gantry rail shall be provided for full length of tonner room at 6 m height from level of tonner room, with outlet chamber and treated effluent outlet channel etc complete as per detailed specification. (viii) Sludge Sump : Designing, providing and constructing of sludge sump and pump house of appropriate size with pumps, ceiling height minimum 6 m over sump for discharging sludge to centrifuge and recycling of flow for blending of sludge using CI pipe complete as per detailed specification. (ix) Sludge Centrifuge Platform with Centrifuges : Designing, providing constructing and installing including foundation etc, sludge centrifuge to handle the sludge flow of 1 day in 20 hours per unit with sludge dewatering unit drain etc complete as per specitication. sludge centrifuges with the necessary arrangement as per detailed specification mentioned in tender and obligatory provisions to be provided with satisfactory functioning. (x) Outfall Sewer: Designing, providing and constructing appropriate outfall sewer of RCC NP2 pipe, to discharge treated effluent, untreated effluent from outlet chamber ( after SBR basin/ chlorination tank) to the local Nallah at the point shown on the drawing including necessary chambers for inspection and cleaning including necessary excavation, dewatering, refilling, concrete encasing/bedding concrete steps to reach the nallah bed level. pitching and energy dissipation chamber in nallah portion etc. complete upto 50 m length RCC NP2 pipe line and including all above items.(xi) Piping work in Cl Class-LA including Sluice valves, Reflux Valves, MS Gates: Providing laying and jointing pipes other than those already included in the above items for interconnection by - pass drains etc. of all units including adequate numbers of manhole chambers. The item includes excavations, refilling and hydraulic testing of pipes, valves, gates, accessories and cost of jointing materials. The items includes required channels with gates for interconnection of units by pass drains etc for all units as directed etc complete as per detailed specifications. (xii) Administrative Bulding cum Laboratory (G+1): Designing, providing and constructing administrative building, office cum Laboratory including stores. This shall be a building having appropriate carpet area and ground floor and at first floor complete as per specifications including necessary excavation, foundation in RCC M-20 framed structure brick masonary (11- class in C.M. 1:6) 20 mm cement plaster in C.M 1:3 inside and outside painiting. Aluminium door and window with glass pannels, mosaic tile flooring and skirting and all other allied items, fixtures fastening electrification arrangement water supply arrangemen etc complete The building will have laboratory on upper floor of administrative building and should be so centralized that it should not be attached with any unit but should have complete control of every unit as per laboratory euipment beautification, telephone and intercom arrangement and wireless system.Staff Quarters as per CPHEEO Manual for Operation and maintenance purpose. Cost of plant with capacity (Min. No of basins)Cost of 1 MLD (Min. No. of basins -2)

Add per MLD above 1 MLD upto 2 MLD (Min. No. of basins -2)

Add per MLD above 2 MLD upto 5 MLD (Min. No. of basins -2)

Construction of Intermediate Sewage Pumping station with Pump house including Boundary, Approach road, Gate, site development & all necessary electrical and mechanical accessories. Job includes Pumps and required associated works to complete the job in all respect Cost of 1 MLD

Add per MLD above 1 MLD

Dewatering During Construction Under Subsoil Below 3.00 mtr per Hours.PWD SOR 2025 Page 34 Non Schedule Item