Moving Media Bio Reactor Technology

← All sections of MJP SSR 2023-24

Code	Description	Unit	Rate
J2-8	Quick retrieval of system after shutdown / power failure II SPECIFICATIONS OF SEWAGE TREATMENT SCHEME Raw Sewage Characteristics Temperature Ambient ph 7.0 - 8.0 Total Suspended Solids 210 mg/l BOD 5 days at 20° C 170 mg/l COD 340 mg/l Oil & Grease 30 mg/l MPN 06 to 107 per 100 ML Treated Sewage Quality pH 6.5 - 8.5 Total Suspended Solids < 30 mg/l BOD < 20 mg/l COD < 100 mg/l Oil & Grease < 10 mg/l MPN < 1000 per 100 ML Moving Media Bio Reactor (MMBR) / FAB (Fluidised Aerated Bed) Process Designing, providing, constructing, hydraulic testing, commissioning and giving satisfactory trials of STP consisting of inlet chamber, screen chamber, grit separator, MMBR / FAB (based on technologies providing attached growth on plastic meddi kept suspended in the waste water due to low density plastic and provided with compressed air for aeration with very high MLSS of greater than 15,000 mg/lit.) tank, secondary clari settler, sludge sump, sludge thickener, chlorine contact tank, chlorinator room/shed, sludge centrifuge, associated piping work with required valves, gates, drains, pathways, administration block cum laboratory, laboratory equipments, spare parts for 2 years of operation, etc. complete as turnkey job with all involved civil, electrical and mechanical works including HT Substation,Transformers,DG Sets,Metering cubical,Instrumentation & control works etc.as per spacification inclusive of following items, units as per detailed specifications for civil, electrical and mechanical components with all duties and taxes, etc. complete. Treated sewage can be used for irrigation, horticulture purposes. FOLLOWING UNITS ARE INCLUDED 1. Inlet Chamber Designing, providing and constructing RCC (M-25) inlet chamber designed for the peak flow including necessary excavation in all types of strata including walkway all around the periphery. Each compartment will have CI gates with extension rod, head stock, operating wheels, GI pipe railing, etc. The work includes providing and making necessary arrangements to connect the flow to screen chamber by approach channel as directed and per specifications. 2. Screen Chamber Designing, providing, constructing, testing and commissioning of screen chamber, designed for peak flow in RCC (M-25), including walkway 1.2 wide with GI pipe. 3. Grit Separator Designing, providing and constructing detritor type grit removal mechanism in RCC (M-25) capable removing 100% 0.2 mm size particle and above, having specific gravity 2.30 designed for peak flow 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 connect the flow to connecting unit, etc. complete including hydraulic testing for watertightness structure having minimum FB of 0.3 m, washout arrangement to grit chamber and platform 1.2 wide RCC walkway with GI pipe handling shall provided. A pit for collecting grit conveyed by conveyor shall be provided. It should be suitable handle the grit for carting. All arrangements shall as detailed specifications and as directed. 4. MMBR / FAB Tank Designing, providing and constructing in RCC 25) biological reactor tank for removal of BOD along with nutrient removal to handle the average flow and having hydraulics suitable to handle peak flow conditions with suitable 1.2 m wide walkway, expansion joints as required, including foundation, etc as per specifications. The tank shall be equipped with inlet and outlet arrangement, air blowers for supply of air, coarse bubble diffusers and aeration grid in SS 304, PP carrier bio media, etc. FB of 0.5 m and SWD as required should complete as per detailed specifications. 5. Secondary Clari Settler Designing, providing and constructing in RCC (M-25) watertight secondary clari settler having SWD of 3.75 m + 0.5 m FB and has tube media in the clarification zone to provide additional surface area for settling. The settler shall be provided with a scraper mechanism in MS with epoxy painting for collecting the settled solids at bottom (bottom slope 1:12). The central feed well shall be made of MS with epoxy painting from both faces and well stiffened. The sewage will be admitted in the feed well and then will move outwards towards periphery slowly and continuously over a weir and will be collected in a launder. 6. Chlorine Contact Tank Designing, providing and constructing chlorine contact tank of adequate capacity to deal with average flow. The contact time provided is 30 mm achieve 99.99% reduction in coliform during average flow condition. Chlorine dosage will be per standard provisions including designing, providing and constructing water supply provision for chlorination, including providing dewatering and bypass arrangement for joining to final effluent mains and outlet weir, etc. complete. The effluent quality should match with the standards laid down by Maharashtra Pollution Control Board and as per obligatory provision and as detailed specification and as directed by Engineer-in-charge. 7. Chlorinator and Chlorinator Room / Tonner Room Designing, providing and constructing vacuum type chlorinators having adequate capacity for dosage adequate chlorine to ensure 99.99% coliform reduction as per obligatory provisions, detailed specifications with necessary provision of having chlorinator room of adequate size. The chlorinator equipment shall include chlorine cylinders / tonners, piping, valves, measuring, controlling equipments, safety devices, lifting equipment, etc. complete as per IS 10553 (Part II) 1982. The tonner room should have min. 3 MT capacity crane for loading and unloading facility. Tonner storage should be distinctly isolated and should have min. storage space as per the detailed specifications and as per gas law 1981 and factory act shall be provided. All other matching amenities shall be provided, 5 MT gantry rail shall be provided for length of tonner room at 6 m ht. from level of tonner room with outlet. 8. Sludge Sump Designing, providing and constructing of sludge sump and pump for discharging sludge to sludge thickener using MS pipe, etc. complete as per detailed specification. 9. SIudge Thickener Designing, providing and constructing watertight sludge thickener - gravity type in RCC (M-25) with inlet and outlet pipes, central feed well, sludge it and sludge removal arrangement, grouting wherever necessary with walkway all around of 1.20 m with pipe railing interconnecting CI pipes all complete per specifications, having bottom slope 1:8 and 3 SWD with necessary fixed bridge scraper arrangement as per detailed specifications and necessary inlet and outlet arrangement, all other arrangement as per detailed specifications. 10. Sludge Centrifuge Platform with Centrifuge Designing, providing, constructing and installing including foundation, etc.,sludge centrifuge to handle the sludge flow of 1 day in 18 hrs per unit with sludge dewatering unit, drain, etc complete is per specification. Sludge centrifuge with necessary arrangements as per detailed specification mentioned in tender and obligatory provisions to be provided with satisfactory functioning. 11. Outfall Sewer Designing, providing, constructing appropriate outfall sewer of RCC NP2 pipe to discharge treated effluent, untreated effluent from outlet chamber (after basin / chlorination tank) to the local Nallah the point shown on the drawing including necessary chambers for inspection and cleaning including excavation, dewatering, refilling, concrete, encasing / bedding concrete.(after basin / chlorination tank) the local Nallah at the point shown on the drawing including necessary chambers for inspection and cleaning including excavation, dewatering, refilling, concrete, encasing / bedding concrete. 12. Pipinq Work in Cl LA class includinq Sluice Valves, Reflux Valves, MS Gates Providing, laying and jointing pipes other than those already included in the above items for interconnection, bypass drains, etc. of all units including adequate number of manhole chambers. The item includesexcavations, refilling and hydraulic testing of pipes, valves, gates, accessories and cost of jointing materials. The item includes required channels with gates or interconnection of units, bypass drains, etc. for ill units as directed, etc complete as per detailed specifications. 13. Administrative Buildinq cumLaboratory (G+1) Designing, providing and constructing administrative building, office cum laboratory including stores. This shall be building having appropriate carpet area, ground floor and at first floor complete as per specifications including necessary excavation, foundation in RCC M-20 framed structure, BB masonry (llnd class in CM 1:6), 20 mm cement plaster in CM 1:3, inside and outside painting, aluminum door and window with glass panels, mosaic tile flooring and skirting and all other allied items, fixtures, fastening, electrification arrangement, water supply arrangement, etc complete. The building will have laboratory on upper floor of administrative building and should have complete control of every unit as per laboratory equipment, beautification, telephone and intercom arrangement and wireless system. III PRICE SCHEDULE Capacity of the Plant in MLD Area required in Sqm. 1 450
J2-8.1	Quick retrieval of system after shutdown / power failure II SPECIFICATIONS OF SEWAGE TREATMENT SCHEME Raw Sewage Characteristics Temperature Ambient ph 7.0 - 8.0 Total Suspended Solids 210 mg/l BOD 5 days at 20° C 170 mg/l COD 340 mg/l Oil & Grease 30 mg/l MPN 06 to 107 per 100 ML Treated Sewage Quality pH 6.5 - 8.5 Total Suspended Solids < 30 mg/l BOD < 20 mg/l COD < 100 mg/l Oil & Grease < 10 mg/l MPN < 1000 per 100 ML Moving Media Bio Reactor (MMBR) / FAB (Fluidised Aerated Bed) Process Designing, providing, constructing, hydraulic testing, commissioning and giving satisfactory trials of STP consisting of inlet chamber, screen chamber, grit separator, MMBR / FAB (based on technologies providing attached growth on plastic meddi kept suspended in the waste water due to low density plastic and provided with compressed air for aeration with very high MLSS of greater than 15,000 mg/lit.) tank, secondary clari settler, sludge sump, sludge thickener, chlorine contact tank, chlorinator room/shed, sludge centrifuge, associated piping work with required valves, gates, drains, pathways, administration block cum laboratory, laboratory equipments, spare parts for 2 years of operation, etc. complete as turnkey job with all involved civil, electrical and mechanical works including HT Substation,Transformers,DG Sets,Metering cubical,Instrumentation & control works etc.as per spacification inclusive of following items, units as per detailed specifications for civil, electrical and mechanical components with all duties and taxes, etc. complete. Treated sewage can be used for irrigation, horticulture purposes. FOLLOWING UNITS ARE INCLUDED 1. Inlet Chamber Designing, providing and constructing RCC (M-25) inlet chamber designed for the peak flow including necessary excavation in all types of strata including walkway all around the periphery. Each compartment will have CI gates with extension rod, head stock, operating wheels, GI pipe railing, etc. The work includes providing and making necessary arrangements to connect the flow to screen chamber by approach channel as directed and per specifications. 2. Screen Chamber Designing, providing, constructing, testing and commissioning of screen chamber, designed for peak flow in RCC (M-25), including walkway 1.2 wide with GI pipe. 3. Grit Separator Designing, providing and constructing detritor type grit removal mechanism in RCC (M-25) capable removing 100% 0.2 mm size particle and above, having specific gravity 2.30 designed for peak flow 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 connect the flow to connecting unit, etc. complete including hydraulic testing for watertightness structure having minimum FB of 0.3 m, washout arrangement to grit chamber and platform 1.2 wide RCC walkway with GI pipe handling shall provided. A pit for collecting grit conveyed by conveyor shall be provided. It should be suitable handle the grit for carting. All arrangements shall as detailed specifications and as directed. 4. MMBR / FAB Tank Designing, providing and constructing in RCC 25) biological reactor tank for removal of BOD along with nutrient removal to handle the average flow and having hydraulics suitable to handle peak flow conditions with suitable 1.2 m wide walkway, expansion joints as required, including foundation, etc as per specifications. The tank shall be equipped with inlet and outlet arrangement, air blowers for supply of air, coarse bubble diffusers and aeration grid in SS 304, PP carrier bio media, etc. FB of 0.5 m and SWD as required should complete as per detailed specifications. 5. Secondary Clari Settler Designing, providing and constructing in RCC (M-25) watertight secondary clari settler having SWD of 3.75 m + 0.5 m FB and has tube media in the clarification zone to provide additional surface area for settling. The settler shall be provided with a scraper mechanism in MS with epoxy painting for collecting the settled solids at bottom (bottom slope 1:12). The central feed well shall be made of MS with epoxy painting from both faces and well stiffened. The sewage will be admitted in the feed well and then will move outwards towards periphery slowly and continuously over a weir and will be collected in a launder. 6. Chlorine Contact Tank Designing, providing and constructing chlorine contact tank of adequate capacity to deal with average flow. The contact time provided is 30 mm achieve 99.99% reduction in coliform during average flow condition. Chlorine dosage will be per standard provisions including designing, providing and constructing water supply provision for chlorination, including providing dewatering and bypass arrangement for joining to final effluent mains and outlet weir, etc. complete. The effluent quality should match with the standards laid down by Maharashtra Pollution Control Board and as per obligatory provision and as detailed specification and as directed by Engineer-in-charge. 7. Chlorinator and Chlorinator Room / Tonner Room Designing, providing and constructing vacuum type chlorinators having adequate capacity for dosage adequate chlorine to ensure 99.99% coliform reduction as per obligatory provisions, detailed specifications with necessary provision of having chlorinator room of adequate size. The chlorinator equipment shall include chlorine cylinders / tonners, piping, valves, measuring, controlling equipments, safety devices, lifting equipment, etc. complete as per IS 10553 (Part II) 1982. The tonner room should have min. 3 MT capacity crane for loading and unloading facility. Tonner storage should be distinctly isolated and should have min. storage space as per the detailed specifications and as per gas law 1981 and factory act shall be provided. All other matching amenities shall be provided, 5 MT gantry rail shall be provided for length of tonner room at 6 m ht. from level of tonner room with outlet. 8. Sludge Sump Designing, providing and constructing of sludge sump and pump for discharging sludge to sludge thickener using MS pipe, etc. complete as per detailed specification. 9. SIudge Thickener Designing, providing and constructing watertight sludge thickener - gravity type in RCC (M-25) with inlet and outlet pipes, central feed well, sludge it and sludge removal arrangement, grouting wherever necessary with walkway all around of 1.20 m with pipe railing interconnecting CI pipes all complete per specifications, having bottom slope 1:8 and 3 SWD with necessary fixed bridge scraper arrangement as per detailed specifications and necessary inlet and outlet arrangement, all other arrangement as per detailed specifications. 10. Sludge Centrifuge Platform with Centrifuge Designing, providing, constructing and installing including foundation, etc.,sludge centrifuge to handle the sludge flow of 1 day in 18 hrs per unit with sludge dewatering unit, drain, etc complete is per specification. Sludge centrifuge with necessary arrangements as per detailed specification mentioned in tender and obligatory provisions to be provided with satisfactory functioning. 11. Outfall Sewer Designing, providing, constructing appropriate outfall sewer of RCC NP2 pipe to discharge treated effluent, untreated effluent from outlet chamber (after basin / chlorination tank) to the local Nallah the point shown on the drawing including necessary chambers for inspection and cleaning including excavation, dewatering, refilling, concrete, encasing / bedding concrete.(after basin / chlorination tank) the local Nallah at the point shown on the drawing including necessary chambers for inspection and cleaning including excavation, dewatering, refilling, concrete, encasing / bedding concrete. 12. Pipinq Work in Cl LA class includinq Sluice Valves, Reflux Valves, MS Gates Providing, laying and jointing pipes other than those already included in the above items for interconnection, bypass drains, etc. of all units including adequate number of manhole chambers. The item includesexcavations, refilling and hydraulic testing of pipes, valves, gates, accessories and cost of jointing materials. The item includes required channels with gates or interconnection of units, bypass drains, etc. for ill units as directed, etc complete as per detailed specifications. 13. Administrative Buildinq cumLaboratory (G+1) Designing, providing and constructing administrative building, office cum laboratory including stores. This shall be building having appropriate carpet area, ground floor and at first floor complete as per specifications including necessary excavation, foundation in RCC M-20 framed structure, BB masonry (llnd class in CM 1:6), 20 mm cement plaster in CM 1:3, inside and outside painting, aluminum door and window with glass panels, mosaic tile flooring and skirting and all other allied items, fixtures, fastening, electrification arrangement, water supply arrangement, etc complete. The building will have laboratory on upper floor of administrative building and should have complete control of every unit as per laboratory equipment, beautification, telephone and intercom arrangement and wireless system. III PRICE SCHEDULE Capacity of the Plant in MLD Area required in Sqm. 1 450	MLD	₹ 207.98
J2-8.2	3 600	MLD	₹ 122.75
J2-8.3	5 1000	MLD	₹ 105.51
J2-8.4	8 1500	MLD	₹ 96.28
J2-8.5	10 1800	MLD	₹ 93.75
J2-8.6	13 2500	MLD	₹ 84.89
J2-8.7	15 2650	MLD	₹ 77.39
J2-8.8	18 3250	MLD	₹ 76.15
J2-8.9	20 3500	MLD	₹ 73.37
J2-8.10	25 4350 NOTES		₹ 70.49
J2-18	Bio Reactor Carrier Media Cyclic Activated Sludge Process Designing, providing, constructing, hydraulic testing, commissioning and giving satisfactory trials of STP A based on SBR technology with SCADA Automation and consisting of Inlet Chamber, Screen Chamber, Detritus Tanks, Distribution Chamber and Biological CASP Basins, Sludge Sump, Chlorine Contact Tank, Chlorinator Room/Shed, Sludge Centrifuge necessary piping work with required valves, gates, drains, pathways Administration Block cum Laboratory, Laboratory Equipments, Tools and Plants, Spare Parts, etc. complete turnkey job with all involved civil, electrical and mechanical works including HT Substation,Transformers,DG Sets,Metering cubical,Instrumentation works etc. as per spacification inclusive of following items, units per detailed specification for civil, electrical and mechanical components with all duties and taxes, etc. complete to achieve BOD < 5 ppm, COD < 100 ppm, TSS < 10 ppm, to get recyclable quality water for industrial / agricultural purposes. (In Case Cyclic activated sludge plant is designed for N, outlet parameters shall also include TN < 10 ppm, Nh3N < 2 ppm and TP < 1 ppm) UNITS INCLUDED 1. Inlet Chamber Designing, providing, and constructing RCC (M-250) inlet chamber for the peak low of 2 DWF including necessary excavation in all types of strata including walkway all around the periphery. Each compartment will have phosphor bronze steel gates with extension rod, head stock, operating wheels, 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. 2. Screen Chamber Designing, providing, constructing, testing and commissioning of screen chamber, designed for average 1 DWF and maximum peak flow of 2 DWF in RCC (M-250), including inlet pipe / channel from inlet chamber, outlet pipe channel to detritus tank, free board of 0.5 m minimum, RCC walkway 1.2 wide with GI pipe railing, RCC staircase of 1.2 width from GL to screen chamber. 3. Detritus Tank Designing, providing and constructing continuous grit removal type Detritus Tank, mechanically operated in RCC (M-250) capable of removing 100% of 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. Inlet and outlet channels required sizes as may be required to connect the flow to connecting unit etc. complete including hydraulic testing for watertightness of structure having minimum FB of 0.3 m, washout arrangement to grit chamber and platform 1.2 m wide RCC walkway with GI pipe handling shall be provided. pit for collecting grit conveyed by conveyor shall provided. It should be suitable to handle the grit carting. All arrangements shall be as detailed specifications and as directed. 4. CASP Basins Designing, providing and constructing in RCC 250), CASP basins for biological removal of BOD along with nitrification, denitrification, Bio-P removal in compartments to handle combine flow 1 DWF incoming flow and recirculation flow including construction of selector compartments and providing 1.2 m wide clear approach walkways, expansion joints wherever necessary, including foundations, etc as per specifications. Peak factor shall be 2, F/M ratio shall be 0.15, complete with blowers, fine diffused aeration grid / equipment and FB 0.5 m and SWD as required. DO level in basin 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 more. MLVSS to MLSS ratio to be 0.8. HRT shall between 12 to 13 hrs and SRT suitable for fully digested sludge. It should have all other related works as per detailed specification. In case CASP designed to achieve N,P removal HRT shall between 15-18 hrs and SRT shall be suitably provided to a. 5. Chlorine Contact Tank Designing, providing and constructing chlorine contact chamber of adequate capacity to deal with 1 DWF average flow. The chlorine contact tank should be 30 min capacity, during average flow to achieve 99.99% coliform reduction. Chlorine dose shall be maintained as per standard provisions, including designing, providing and constructing water supply provision for chlorination including providing dewatering and bypass arrangement, jointing to final effluent mains and outlet weir, etc. complete. The effluent quality should match with the standards laid down Maharashtra Water Pollution Control Board and per obligatory provision and as detailed specification and as directed by Engineer-in-charge. 6. Chlorinator and Chlorinator Room /Tonner Room Designing, providing and constructing chlorinators vacuum type 2 Nos. with auto switchover facility and having capacity for dosage of adequate chlorine ensure 99.99% coliform reduction as per obligatory provisions and detailed specifications with necessary provision of having chlorinator room adequate size. The chlorinator equipment shall include cost of chlorine cylinders / tonner piping, valves, measuring and controlling equipments, safety devices, lifting equipments, etc. complete per IS-10553 (Part II) 1982. The tonner room should have minimum 3 MT capacity hoist 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 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. 7. Sludge Sump Designing, providing and constructing of sludge sump and pump house of appropriate size with pumps, ceiling height minimum 6 m over sump discharging sludge to centrifuge using CI pipe, etc. complete as per detailed specification. 8. Sludge Centrifuge Platform withCentrifuges Designing, providing, constructing and installing including foundation etc., sludge centrifuge handle the sludge flow of 1 day in 20 hours per unit with sludge dewatering unit, drain etc. complete per specification. Sludge centrifuges with the necessary arrangement, as per detailed specification mentioned in tender and obligatory provisions to be provided with satisfactory functioning. 9. Outfall Sewer Designing, providing and constructing appropriate outfall sewer of RCC NP2 pipe, to discharge treated effluent from outlet chamber after chlorination tank to the local nallah at the point shown on the drawing including necessary chamber 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. 10. Piping Work in CI-LA class including Sluice Valves, Reflux Valves, MS Gates Providing, laying and jointing pipes other than those already included in the above items for interconnection, bypass drains, etc. of all units including adequate number 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, bypass drains, etc. for units as directed, etc complete as per detailed specifications. 11. Administrative Building cum Laboratory (G+1) Designing, providing and constructing administrative building, office cum laboratory including stores. This shall be a building having appropriate carpet area ground floor and at first floor complete as per specifications including necessary excavation, foundation in RCC M-200 framed structure BB masonry (IInd class in C.M. 1:6), 20 mm cement plaster in CM 1:3 inside and outside painting. Aluminium door and window with glass panels, mosaic tile flooring and skirting and all other allied items, fixtures, fastening, electrification arrangement, water supply arrangement, etc. complete. The building will have laboratory on upper floor 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 equipment, beautification, telephone and intercom arrangement and wireless system. Capacity of Plant in MLD, Area required in Ha., No. Basins 1 0.16 2
J2-18.1	Bio Reactor Carrier Media Cyclic Activated Sludge Process Designing, providing, constructing, hydraulic testing, commissioning and giving satisfactory trials of STP A based on SBR technology with SCADA Automation and consisting of Inlet Chamber, Screen Chamber, Detritus Tanks, Distribution Chamber and Biological CASP Basins, Sludge Sump, Chlorine Contact Tank, Chlorinator Room/Shed, Sludge Centrifuge necessary piping work with required valves, gates, drains, pathways Administration Block cum Laboratory, Laboratory Equipments, Tools and Plants, Spare Parts, etc. complete turnkey job with all involved civil, electrical and mechanical works including HT Substation,Transformers,DG Sets,Metering cubical,Instrumentation works etc. as per spacification inclusive of following items, units per detailed specification for civil, electrical and mechanical components with all duties and taxes, etc. complete to achieve BOD < 5 ppm, COD < 100 ppm, TSS < 10 ppm, to get recyclable quality water for industrial / agricultural purposes. (In Case Cyclic activated sludge plant is designed for N, outlet parameters shall also include TN < 10 ppm, Nh3N < 2 ppm and TP < 1 ppm) UNITS INCLUDED 1. Inlet Chamber Designing, providing, and constructing RCC (M-250) inlet chamber for the peak low of 2 DWF including necessary excavation in all types of strata including walkway all around the periphery. Each compartment will have phosphor bronze steel gates with extension rod, head stock, operating wheels, 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. 2. Screen Chamber Designing, providing, constructing, testing and commissioning of screen chamber, designed for average 1 DWF and maximum peak flow of 2 DWF in RCC (M-250), including inlet pipe / channel from inlet chamber, outlet pipe channel to detritus tank, free board of 0.5 m minimum, RCC walkway 1.2 wide with GI pipe railing, RCC staircase of 1.2 width from GL to screen chamber. 3. Detritus Tank Designing, providing and constructing continuous grit removal type Detritus Tank, mechanically operated in RCC (M-250) capable of removing 100% of 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. Inlet and outlet channels required sizes as may be required to connect the flow to connecting unit etc. complete including hydraulic testing for watertightness of structure having minimum FB of 0.3 m, washout arrangement to grit chamber and platform 1.2 m wide RCC walkway with GI pipe handling shall be provided. pit for collecting grit conveyed by conveyor shall provided. It should be suitable to handle the grit carting. All arrangements shall be as detailed specifications and as directed. 4. CASP Basins Designing, providing and constructing in RCC 250), CASP basins for biological removal of BOD along with nitrification, denitrification, Bio-P removal in compartments to handle combine flow 1 DWF incoming flow and recirculation flow including construction of selector compartments and providing 1.2 m wide clear approach walkways, expansion joints wherever necessary, including foundations, etc as per specifications. Peak factor shall be 2, F/M ratio shall be 0.15, complete with blowers, fine diffused aeration grid / equipment and FB 0.5 m and SWD as required. DO level in basin 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 more. MLVSS to MLSS ratio to be 0.8. HRT shall between 12 to 13 hrs and SRT suitable for fully digested sludge. It should have all other related works as per detailed specification. In case CASP designed to achieve N,P removal HRT shall between 15-18 hrs and SRT shall be suitably provided to a. 5. Chlorine Contact Tank Designing, providing and constructing chlorine contact chamber of adequate capacity to deal with 1 DWF average flow. The chlorine contact tank should be 30 min capacity, during average flow to achieve 99.99% coliform reduction. Chlorine dose shall be maintained as per standard provisions, including designing, providing and constructing water supply provision for chlorination including providing dewatering and bypass arrangement, jointing to final effluent mains and outlet weir, etc. complete. The effluent quality should match with the standards laid down Maharashtra Water Pollution Control Board and per obligatory provision and as detailed specification and as directed by Engineer-in-charge. 6. Chlorinator and Chlorinator Room /Tonner Room Designing, providing and constructing chlorinators vacuum type 2 Nos. with auto switchover facility and having capacity for dosage of adequate chlorine ensure 99.99% coliform reduction as per obligatory provisions and detailed specifications with necessary provision of having chlorinator room adequate size. The chlorinator equipment shall include cost of chlorine cylinders / tonner piping, valves, measuring and controlling equipments, safety devices, lifting equipments, etc. complete per IS-10553 (Part II) 1982. The tonner room should have minimum 3 MT capacity hoist 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 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. 7. Sludge Sump Designing, providing and constructing of sludge sump and pump house of appropriate size with pumps, ceiling height minimum 6 m over sump discharging sludge to centrifuge using CI pipe, etc. complete as per detailed specification. 8. Sludge Centrifuge Platform withCentrifuges Designing, providing, constructing and installing including foundation etc., sludge centrifuge handle the sludge flow of 1 day in 20 hours per unit with sludge dewatering unit, drain etc. complete per specification. Sludge centrifuges with the necessary arrangement, as per detailed specification mentioned in tender and obligatory provisions to be provided with satisfactory functioning. 9. Outfall Sewer Designing, providing and constructing appropriate outfall sewer of RCC NP2 pipe, to discharge treated effluent from outlet chamber after chlorination tank to the local nallah at the point shown on the drawing including necessary chamber 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. 10. Piping Work in CI-LA class including Sluice Valves, Reflux Valves, MS Gates Providing, laying and jointing pipes other than those already included in the above items for interconnection, bypass drains, etc. of all units including adequate number 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, bypass drains, etc. for units as directed, etc complete as per detailed specifications. 11. Administrative Building cum Laboratory (G+1) Designing, providing and constructing administrative building, office cum laboratory including stores. This shall be a building having appropriate carpet area ground floor and at first floor complete as per specifications including necessary excavation, foundation in RCC M-200 framed structure BB masonry (IInd class in C.M. 1:6), 20 mm cement plaster in CM 1:3 inside and outside painting. Aluminium door and window with glass panels, mosaic tile flooring and skirting and all other allied items, fixtures, fastening, electrification arrangement, water supply arrangement, etc. complete. The building will have laboratory on upper floor 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 equipment, beautification, telephone and intercom arrangement and wireless system. Capacity of Plant in MLD, Area required in Ha., No. Basins 1 0.16 2	MLD	₹ 395.87
J2-18.2	2 0.20 2	MLD	₹ 264.71
J2-18.3	5 0.40 2	MLD	₹ 166.33
J2-18.4	10 0.70 2	MLD	₹ 135.94
J2-18.5	15 0.75 2	MLD	₹ 119.73
J2-18.6	20 0.80 4	MLD	₹ 113.55
J2-18.7	25 1.00 4	MLD	₹ 110.64
J2-18.8	30 1.20 4	MLD	₹ 104.36
J2-18.9	40 1.60 4	MLD	₹ 98.07
J2-18.10	50 1.75 4	MLD	₹ 95.76
J2-18.11	60 1.90 4	MLD	₹ 87.96
J2-18.12	75 2.25 4	MLD	₹ 85.72
J2-18.13	100 2.40 6	MLD	₹ 82
J2-18.14	125 3.00 6	MLD	₹ 78.91
J2-18.15	150 3.50 6 NOTES a These Rates are for Civil Works, in M30 grade RCC. b Water Table is considered at 5 m below ground level. c Soil bearing capacity considered as 20 T/m2 at 1.5 m below ground level. d OPC has been considered for costing purposes. e All civil items, electrical, piping, valves, pumps, motors, blowers, etc. are considered as per MJP Schedule of Rates. f I.Nos.1, 2 include sludge drying beds instead sludge centrifuge and DWPE dosing system. g I.Nos.1, 2, 3 include NaOCI dosing system instead of Gas Chlorination. h I.Nos.1, 2, 3 do not include Lab and Lab Equipments.	of	₹ 76.73

Source: Maharashtra Jeevan Pradhikaran State Schedule of Rates 2023-24 (w.e.f. 20/06/2023), sections E to N. Rates are shown as published; check the official book and its correction slips before you submit an estimate. BESTimate is not issued by or affiliated with this department.

Made free with BESTimate by F K Consultant · estimate.fkconsultant.com/calculators · approximate figures — check against your drawings and local rates.