CONSTRUCTION OF 4000 KLD CAPACITY SEWAGE TREATMENT PLANT (STP) BASED ON MEMBRANE BIOREACTOR (MBR)TECHNOLOGY WITH 2 YEARS OF OPERATION AND MAINTENANCE ON TURNKEY BASIS

Amount

TURNKEY EXECUTION OF 4 MLD STP BASED ON MBR TECHNOLOGY - For Phase I , II & III

Note: Contractor shall note that BOQ and flow parameter indicated are for guidance only. Contractor shall check and confirm the same. However any other item required for satisfactory operation of STP, shall be included in the scope of work and same shall be mentioned in the BOQ. Vendor to achieve the process guarantee and outlet parameter as mentioned in tender document for prior approval.

Scope of Design, detailed engineering, construction, manufacture, procurement and supply of all materials and equipment, receipt, storage, conservation & preservation of all materials including all civil, structural steel works (sheds, platforms, ladders, etc.), interconnecting piping, electrical, instrumentation, fabrication, painting, inspection & testing at bidder’s works, packing, forwarding, transportation, transit insurance, delivery at site, erection/installation, testing, commissioning at site and carrying out performance / acceptance guarantee test runs, operating and maintenance and handing over of the STP. Sewage Treatment Plant based on MBR Technology process, with total sewage handling capacity of 4000 KLD to be treated in 22 hours /day as indicated in tender specs.

Project completion period for entire work including civil and electromechnical work shall be considered as 9 months.

The work is required to be carried out on a turnkey basis covering a guarantee of satisfactory performance as per the standards. The contractor will be solely responsible for smooth running of the sewage treatment plant and overall functioning of STP. In case it is found in the later stage that some additional fixtures / equipment are required to be added in order to achieve desired quality, the contractor would be liable to provide without any extra charges.

The design of the plant under this project will be based on the design criteria recommended in “Manual on Sewerage and Sewage Treatment Systems” - 2013 of Central Public Health and Environmental Engineering Organization (CPHEEO), Ministry of Housing & Urban Affairs (MoUHA), Government of India (GoI), New Delhi and internationally recognized references. In case of difference or discrepancies between CPHEEO Manual and Internationally recognized guidelines / books, the process design shall be carried out considering stringent design parameters.

The Plant shall be complete with a central Electrical Power and Control panel fully pre/site wired and with all power and control cables to all pumps and equipment including all instrumentation, water level controllers and other controls. MCC, PLC are to be housed in a room / shed of suitable size to be built.

All interconnecting pipings, aeration grids, puddle flange, inlet, outlet overflow, suitable cut-outs for material handling, lowering / lifting of equipment for STP, vents, manholes cover, drain channel with gratings, rungs, sump to house pumps shall also be included.

The STP shall be designed based on the tender specification details and parameters. The capacities of various tanks and pumps are guidelines to the vendor. The contractor has to submit detailed calculations of system and equipment he proposes to install. The STP shall consist of following units but not limited to these unit as may be required by the manufacturer's design to achieve the desired quality parameters in treated sewage.

The inlet of raw sewage pipe is about (-) 4.00 meter below FGL. However, the exact Invert level of incoming sewage should be finalised by Vendor before start of work. Please note that STP shall be above ground.Only Screen Chamber, Oil & Grease Tank and Equalisation tank shall be below ground.

Technical/liasioning support while taking Approval from pollution board at initial & various other stages of works including preparation of report / drawings as per pollution board requirement, arrangement for testing & commissioning of raw sewage. Contractor shall include the cost of all chemicals consumed during testing & commissioning and the cost of such items of works which are not explicitly mentioned above, but are mandatory to have pollution board approval. (All relevant fee for PCB Approval shall be paid by client).

Nature of Effluent : Domestic sewage

BASIC DATA ON INFLUENT RAW SEWAGE pH : 6.5 - 8.0 BOD5 : 250 - 300 mg/lit COD : 400 - 500 mg/lit Total Suspended Solids (TSS) :350 - 400 mg/lit Total Nitrogen : 20 - 50 mg/lit Total Phosphorus : 5-8 mg/lit Oil / Grease : 10 - 20 mg/lit Peak factor : 2.25 Temperature : Ambient

GUARANTEED TREATED SEWAGE QUALITY FOR HORTICULTURE As per CPHEEO Manual/NGT norms, the treated sewage quality for horticulture shall be within the following values for various parameters. pH : 6.5 - 8.5 Total Suspended Solids (TSS) : 10 mg/lit BOD5 : < 6 mg/lit COD : < 50 mg/lit Turbidity: < 2 NTU Oil / Grease : < 10 mg/lit Total Nitrogen (N) : < 10 mg/lit Total Phosphorous : < 1 mg/lit TDS : < 2100 mg/lit Faecal Coliforms (MPN/100 ml) : 100-230

GUARANTEED TREATED SEWAGE QUALITY FOR FLUSHING As per CPHEEO Manual/NGT norms, the treated sewage quality shall be within the following values for various parameters. pH : 6.5-8.5 Total Suspended Solids (TSS) : < 5 mg/lit BOD5 : < 6 mg/lit COD : < 50 mg/lit Turbidity: < 2 NTU Oil / Grease : < 10 mg/lit Total Nitrogen (N) : < 10 mg/lit Total Phosphorous : < 1 mg/lit Faecal Coliforms (MPN/100 ml) : Nil GUARANTEED TREATED SEWAGE QUALITY FOR HVAC pH- 6.5-8.5 Hardness, as CaCO3 - < 50 mg/lit TDS- <250 mg/lit

The STP shall be designed based on the attached details and parameters. The capacities of various tanks and pumps are guidelines to the vendor. The contractor has to submit detailed calculations of system and equipment he proposes to install.

SEWAGE TREATMENT PLANT (Phase I) - 1000 KLD (2 x 0.5 MLD)

TANKS AND CHAMBERS & BUILDING

Coarse Bar Screen chamber - RCC M 30 - Suitable for 2 no. Coarse bar screen with suitable lifting arrangements complete as required. 2 Numbers

Raw Sewage pumping station - RCC M30. As per details mentioned in the technical specification -Provision for aeration of system will be kept with air grid with suitable arrangements and civil supports 1 Number

Fine Bar Screen chamber - RCC M 30 - Suitable for 2 no. Fine bar screen with suitable lifting arrangements complete as required. 2 Numbers

Oil & Grease Tank - RCC M30 - (Minimum 30 mins. HRT) Complete in all respect with baffle wall, compartment wall, inlet, outlet etc. 1 Numbers

RCC EqualisationTank - RCC M30 - For collecting sewage. Provision for aeration of system will be kept with air grid with suitable arrangements and civil supports 2 Numbers

Anoxic tank - RCC M 30 with suitable provision for the maintenance of submersible mixers (2 Nos.) Required RCC Platform for maintenance. 2 Numbers

Aeration Tank with compartment - RCC M 30 with suitable provision for retrievable diffuser membrane system - 2 Nos Tanks with air diffusion system arrangement and piping complete of adequate capacity. (2 Nos.) Required RCC Platform for maintenance. 2 Numbers

MBR tank: RCC M 30 (With Suitable Capacity) ,2 Nos Tanks with air diffusion system arrangement and piping complete of adequate capacity. (2 Nos.) Required RCC Platform for maintenance. 2 Numbers

Treated Water tank/ RO Feed Tank - RCC M 30 with suitable inlets, baffles, outlets, drain, overflow facility complete as required. (Combine for Phase I & Phase II) 1 Numbers

RO Permeate Tank - RCC M 30 to collect treated water from RO Plant with inlet, outlet, drain, overflow facility complete. (Combine for Phase I & Phase II) 1 Numbers

Irrigation Tank - RCC M 30 (Combine for Phase I & Phase II) 1 Numbers

Sludge Holding Tank ( Designed for Phase I and Phase II combine.) - RCC M 30 1 Numbers

Centrate Collection Sump( Designed for Phase I and Phase II combine.) - RCC M 30 1 Numbers

MCC / PLC room shall be of adequate size to house MCC / PLC Panel room for PhaseI and Phase II combine and for Phase III seperately & provided with Air Conditioning (AC)-(1 No.)- 1 Numbers

Blower Room shall be of adequate size to house all air blowers of Phase I , Phase II and Phase III 1- Numbers

Centrifuge Shed to accomodate Decanter Centrifuge for Phase I and Phase II No. 1 Numbers

RO Shed for combine for Phase I and Phase II 1 Numbers

Foundations for all blowers, pumps , tanks , skids and pipe work 1 Lot

All drains, trenches upto battery limits 1 Lot

Supports for electrical wire, cables, pipes etc. 1 Lot

All required Platforms, Staircases, handrails, walkways, cutouts for maintenance 1 Lot

Support Structure for Decanter Centrifuge 1 Lot

SEWAGE TREATMENT PLANT (Phase II) - 1000 KLD (1 X 1 MLD)

TANKS AND CHAMBERS & BUILDING

Anoxic tank - RCC M 30 with suitable provision for the maintenance of submersible mixers (2 Nos.) Required RCC Platform for maintenance. 1 Numbers

Aeration Tank with compartment - RCC M 30 with suitable provision for retrievable diffuser membrane system with air diffusion system arrangement and piping complete of adequate capacity. Required RCC Platform for maintenance. 1 Numbers

MBR tank: RCC M 30 (With Suitable Capacity) ,1 No of tank with air diffusion system arrangement and piping complete of adequate capacity. Required RCC Platform for maintenance. 1 Numbers

SEWAGE TREATMENT PLANT (Phase III) - 2000 KLD (1 x 2 MLD)

TANKS AND CHAMBERS & BUILDING

Fine Bar Screen chamber - RCC M 30 - Suitable for 2 no. Fine bar screen with suitable lifting arrangements complete as required. 2 Numbers

Oil & Grease Tank - RCC M30 - (Minimum 30 mins. HRT) Complete in all respect with baffle wall, compartment wall, inlet, outlet etc. 1 Numbers

RCC EqualisationTank - RCC M30 - For collecting sewage. Provision for aeration of system will be kept with air grid with suitable arrangements and civil supports 1 Numbers

Anoxic tank - RCC M 30 with suitable provision for the maintenance of submersible mixers (2 Nos.) Required RCC Platform for maintenance. 1 Numbers

Aeration Tank with compartment - RCC M 30 with suitable provision for retrievable diffuser membrane system with air diffusion system arrangement and piping complete of adequate capacity. Required RCC Platform for maintenance. 1 Numbers

MBR tank: RCC M 30 (With Suitable Capacity) , with air diffusion system arrangement and piping complete of adequate capacity. Required RCC Platform for maintenance. 1 Numbers

Treated Water tank/ RO Feed Tank - RCC M 30 with suitable inlets, baffles, outlets, drain, overflow facility complete as required. 1 Numbers

RO Permeate Tank - RCC M 30 to collect treated water from RO Plant with inlet, outlet, drain, overflow facility complete. 1 Numbers

Irrigation Tank - RCC M 30 1 Numbers

Sludge Holding Tank - RCC M 30 1 Numbers

Centrate Collection Sump - RCC M 30 . 1 Numbers

MCC / PLC room shall be of adequate size to house MCC / PLC Panel room for Phase III seperately & provided with Air Conditioning (AC)-(1 No.) 1 Numbers

Centrifuge Shed to accomodate Decanter Centrifuge for Phase III 1 Numbers

RO Shed for combine for Phase III 1 Numbers

Foundations for all blowers, pumps , tanks , skids and pipe work 1 Lot

All drains, trenches upto battery limits 1 Lot

Supports for electrical wire, cables, pipes etc. 1 Lot

All required Platforms, Staircases, handrails, walkways, cutouts for maintenance 1 Lot

Support Structure for Decanter Centrifuge 1 Lot

ADDITIONAL ITEMS /OTHER WORKS / SYSTEM

Any other items, works, systems not specifically mentioned above but necessary for satisfactory performance of the system

Online Monitoring System at STP outlet (pH, COD, BOD, Turbidity and TSS) 1 Numbers

Miscellaneous Items

TURNKEY EXECUTION OF STP BASED ON MBR TECHNOLOGY - Phase 1 - 1000 KLD (2 X 0.5 MLD)

Note: Contractor shall note that BOQ and flow parameter indicated are for guidance only. Contractor shall check and confirm the same. However any other item required for satisfactory operation of STP, shall be included in the scope of work and same shall be mentioned in the BOQ. Vendor to achieve the process guarantee and outlet parameter as mentioned in tender document for prior approval.

Scope of Design, detailed engineering, construction, manufacture, procurement and supply of all materials and equipment, receipt, storage, conservation & preservation of all materials including all civil, structural steel works (sheds, platforms, ladders, etc.), interconnecting piping, electrical, instrumentation, fabrication, painting, inspection & testing at bidder’s works, packing, forwarding, transportation, transit insurance, delivery at site, erection/installation, testing, commissioning at site and carrying out performance / acceptance guarantee test runs, operating and maintenance and handing over of the STP. Sewage Treatment Plant based on MBR Technology process, with total sewage handling capacity of 4000 KLD to be treated in 22 hours /day as indicated in tender specs.

Project completion period for entire work including civil and electromechnical work shall be considered as 9 months.

The work is required to be carried out on a turnkey basis covering a guarantee of satisfactory performance as per the standards. The contractor will be solely responsible for smooth running of the sewage treatment plant and overall functioning of STP. In case it is found in the later stage that some additional fixtures / equipment are required to be added in order to achieve desired quality, the contractor would be liable to provide without any extra charges.

The design of the plant under this project will be based on the design criteria recommended in “Manual on Sewerage and Sewage Treatment Systems” - 2013 of Central Public Health and Environmental Engineering Organization (CPHEEO), Ministry of Housing & Urban Affairs (MoUHA), Government of India (GoI), New Delhi and internationally recognized references. In case of difference or discrepancies between CPHEEO Manual and Internationally recognized guidelines / books, the process design shall be carried out considering stringent design parameters.

The Plant shall be complete with a central Electrical Power and Control panel fully pre/site wired and with all power and control cables to all pumps and equipment including all instrumentation, water level controllers and other controls. MCC, PLC are to be housed in a room / shed of suitable size to be built.

All interconnecting pipings, aeration grids, puddle flange, inlet, outlet overflow, suitable cut-outs for material handling, lowering / lifting of equipment for STP, vents, manholes cover, drain channel with gratings, rungs, sump to house pumps shall also be included.

The STP shall be designed based on the tender specification details and parameters. The capacities of various tanks and pumps are guidelines to the vendor. The contractor has to submit detailed calculations of system and equipment he proposes to install. The STP shall consist of following units but not limited to these unit as may be required by the manufacturer's design to achieve the desired quality parameters in treated sewage.

The inlet of raw sewage pipe is about (-) 4.00 meter below FGL. However, the exact Invert level of incoming sewage should be finalised by Vendor before start of work. Please note that STP shall be above ground.Only Screen Chamber, Oil & Grease Tank and Equalisation tank shall be below ground.

Technical/liasioning support while taking Approval from pollution board at initial & various other stages of works including preparation of report / drawings as per pollution board requirement, arrangement for testing & commissioning of raw sewage. Contractor shall include the cost of all chemicals consumed during testing & commissioning and the cost of such items of works which are not explicitly mentioned above, but are mandatory to have pollution board approval. (All relevant fee for PCB Approval shall be paid by client).

ELECTRO MECHANICAL WORKS FOR PHASE I

Note : 1. Pump capacity / head may vary and bidder to provide as per their design. Should be substantiated during detailed engineering 2. Provision of pump sets can change as per bidders design and hydraulics 3. Necessary lifting arrangement should be provided for submersible pumps and submersible Mixers.

Supply, installation, testing and commissioning of following electro mechanical works and equipments -

S.S. 316 Manual coarse bar screen in screen chamber for peak flow- 10 mm opening with suitable lifting arrangements complete as required. 1 Numbers

S.S. 316 Mechanical coarse bar screen in screen chamber for peak flow- 10 mm opening with suitable lifting arrangements complete as required. 1 Numbers

Raw sewage Transfer pumps : 2 Nos. (1W +1S) of duty 42.00 Cum/Hr @ 15 m head, vertical submersible pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts, alongwith lifting arrangement etc. From Pumping station to Fine screen Chamber (Cutter type Pumps) Solid handling capacity shall be 50 mm. 2 Numbers

S.S. 316 Manual fine bar screen in screen chamber for peak flow- 6 mm opening with suitable lifting arrangements complete as required. 1 Numbers

S.S. 316 Mechanical fine bar screen in screen chamber for peak flow- 6 mm opening with suitable lifting arrangements complete as required. 1 Numbers

Oil Skimmer - Providing & fixing of MSEP slotted pipe oil skimmer of suitable capacity .Slotted pipe type with necessary arrangements in Oil & Grease Trap. 1 Numbers

Equalised Sewage Transfer pumps of 3 Nos. (2W +1S) of duty 23.00 Cum/Hr @ 15 m head, vertical submersible pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts, alongwith lifting arrangement etc. From Equalisation Tank to Anoxic tank (Cutter type Pumps) Solid handling capacity shall be 50 mm. 3 Numbers

Twin lobe type rotary air blowers for Equalisation Tank & Sludge Holding Tank with suitable capacity with suction & delivery silencer, & all other necessary accessories, gauges etc. - Driven through "V" belt or directly coupled through flexible coupling to a TEFC motor suitable for 415 + 10% volts, 3 phase, 50 cycles A/C supply, with Acoustic Hood as required. Qty : 2 nos (1W+1S), Air supply rate - 0.9 m3 of air per m3 of Volume of the tanks. Common Air blowers shall be used to supply compressed air in Equalisation tank and Sludge Holding tank. SPECS FOR ACOUTIC HOOD - Supplying acoustical hood for each blowers in STP. Hood shall be made out of 16G GI sheet with 50mm thick open cell nitrile rubber of density 140-180 kg/cum. Care shall be taken for heat dissipation of motor while enclosed on hood. Openings in hood for piping shall be acoustically closed with fibre glass and silicon sealant etc. all complete in all respect as directed by manufacturer and site in charge. 2 Numbers

Coarse bubble air grid for Equalisation tank and Sludge Holding tank ,MOC- UPVC 1 Lot

Providing Submersible Mixers and its associated accessories and lifting arrangements etc. all complete in all respect. For Anoxic Tank. MOC : SS 304 2 Numbers

Providing MBR modules (for 22 hrs operation) submerged type housed in cabinet with membrane add on provision, to handle sewage of 1000 KLD (500 KLD x 2 Nos) flow transmitter, turbidity analyser,automatic cleaning and recovery systems for the membrane, of Immersed hollow fiber, ultra filtration membrane with SS skid for housing the membranes alongwith Membrane Module Lifting Arrangements. Maximum Flux Permitted : 25 LMH Membrane MOC : PVDF Braket MOC : SS 2 Lot

Membrane Lifting Arrangements : Monorail and electric hoist with electric travelling trolley of suitable capacity equivalent to 1.5 times the load of equipment to be lifted 1 Numbers

Twin lobe type rotary air blowers (VFD Driven) for Aeration tank and MBR Tank As per design (Approximately 300 Nm3/hr for each tank with standby arrangement) with suitable capacity with suction & delivery silencer, & all other necessary accessories, gauges etc. - Driven through "V" belt or directly coupled through flexible coupling to a TEFC motor of suitable kW Suitable for 415 + 10% volts, 3 phase, 50 cycles A/C with Acoustic Hood as required. Qty : SPECS FOR ACOUTIC HOOD - For Air Blowers supplying air Aeration & MBR Tank- Supplying acoustical hood for each blowers in STP. Hood shall be made out of 16G GI sheet with 50mm thick open cell nitrile rubber of density 140-180 kg/cum. Care shall be taken for heat dissipation of motor while enclosed on hood. Openings in hood for piping shall be acoustically closed with fibre glass and silicon sealant etc. all complete in all respect as directed by manufacturer and site in charge. 3 Numbers

Non clog type retrievable air diffuser system tubular type capable of handling desired flow of air. Air diffuser grid shall be assembled in modular form so that they can be replaced/ repaired easily from platform at the top. Air diffuser system shall be provided with fine air bubble type diffusers for Aeration tank as per Bidders design. MOC- EPDM Air flow rate per diffuser- 8 m3/hr per diffuser. Lot

Nitrifying liquor transfer pumps of 3 nos. (2W +1S) of duty of suitable capacity (Min. 84 m3/hr) and 12 m head , horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts,. Transferring mix liquor from MBR tank to Anoxic tank. 3 Numbers

RAS / WAS pumps of 3 Nos. (2W +1S) of duty of suitable capacity (Min. 84 m3/hr and 12 m head , horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts,. Transferring settled sludge from MBR tank to Anoxic tank. 3 Numbers

MBR Permeate pumps (VFD Driven) - 3 Nos. (2W +1S) of duty 23.0 Cum/Hr @ 10 m head, horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts, etc. From MBR Tank to MBR Permeate tank and Irrigation tank (For Blending) 3 Numbers

Backpulse pumps (VFD Driven) - 3Nos. (2W +1S) of Suitable capacity - As per Membrane Manufacturer's deign - horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 55 protection and class F insulation, foundation bolts, etc. for Membrane Cleaning 3 Numbers

Hypochlorite Dosing System for Disinfection of Treated Sewage NaOCl dosing Pumps MOC : PP - 2 Nos. (1W+1S) pumps with 1 no. HDPE dosing tank of suitable capacity. (1 Set) Set 1

Decanter Centrifuge Feed Pumps For Phase I & II ( Designed for 2000 KLD) of nos. (1W +1S) of Minimum 3 m3/hr capacity and 20 m head , horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 55 protection and class F insulation, foundation bolts,. Transferring Sludge from Sludge Holding Tank to Decanter Centrifuge. 2 Numbers

Decanter Centrifuge For Phase I & II (Designed for 2000 KLD)- Minimum 3 m3/hr capacity comprising of conical cylindrical bowl & scroll feed horizontally mounted in bearings on a frame. The centrifuge and scroll support frame shall be mounted on a fabricated sub-frame. All wetted parts shall be in SS 316 and housing in SS 304. Solid & Liquid chute in MSEP. 360 degree solids charge to avoid blocking. Fixed outlet castings of the rotor shall be designed to collect centrate and dewateered sludge from the rotor. The centrifuge shall be mounted on heavy-duty vibration isolators, located between the machine and the supporting steelwork or foundations, to damp vibrations and prevent vibration transmission. Two axis vibration monitors shall be provided to stop the centrifuge automatically when excessive vibration is detected. Flexible connections shall be provided on the sludge fed system and the centrate system at the centrifuge. "The dewatered sludge discharge system shall incorporate flexible chutes. A variable speed drive shall be provided. Centrifuges shall produce a dewatered sludge cake of no less than 25% dewatered solids. At least 95- 98% of the solids shall be captured in the dewatered cake and less than 2% of the solids shall be in the centrate." 2 Numbers

Centrate Transfer Pumps of 2 nos. (1W +1S) of Minimum 10 m3/hr capacity and 15 m head , horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts,. Transferring Centrate from Centrate Tank to Equalisation Tank. 2 Numbers

Dewatering Polyelectrolyte (DWPE) Dosing System For Phase I&II (Designed for 2000 KLD) For Poly dosing 2 nos. Dosing pump MOC : PP -(1W+1S) with 1 No. HDPE Tank of suitable capacity with SS 304 Mixer Dosage : 1.5-2.5 kg / ton of dry solids @ 0.1% solution strength Set 2

RO Feed Pumps- 2 Nos. (1W +1S) of duty 25 Cum/Hr @ 20 m head, horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts, etc. From RO Feed tank to Cartridge Filter of RO Plant. 2 Numbers

Antiscalant Dosing System Antiscalant dosing Pumps MOC : PP - 2 Nos. (1W+1S) pumps with 1 no. HDPE dosing tank of suitable capacity. (1 Set) Set 1

SMBS Dosing System SMBS dosing Pumps MOC : PP - 2 Nos. (1W+1S) pumps with 1 no. HDPE dosing tank of suitable capacity with SS Mixer. (1 Set) Set 1

pH correction Dosing System HCl dosing Pumps MOC : PP - 2 Nos. (1W+1S) pumps with 1 no. HDPE dosing tank of suitable capacity. (1 Set) Set 1

RO High Pressure Pumps- 2 Nos. (1W +1S) of duty 25 Cum/Hr @ Suitable head as per RO Projection, Vertical Inline centrifugal pumps with MOC casing/cover, impeller and shaft of SS 316, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 55 protection and class F insulation, foundation bolts, etc. To feed RO Plant. 2 Numbers

RO System -RO system complete with inlet cartridge filter, required no. of spiral wound RO membrane elements mounted in pressure vessels, all mounted on a skid. RO system to be designed for min. 60% recovery. Instruments to include Flow meter, pH and conductivity meter at RO inlet, pH and conductivity transmitter on the permeate outlet, flow transmitter on the permeate outlet, a flow indicator on the reject, pressure switches on the high pressure pump suction and discharge, pressure gauge on the RO inlet and reject, ORP analyser on the inlet. The system should be designed for automatic operation with necessary interlocks. Capacity: to be designed to produce permeate flow of 263 KLD 20 hrs. of Operation. Membrane Warranty : Minimum 3 years. MOC Cartridge filter- 1 No. MOC -PP woven Cartridge filter housing: MOC :SS 304, RO Membrane : Flux-25 LMH maximum. RO membrane MOC- Polysulfone/ Polyether sulfone Quanity-As per projection Set 1

RO Skid: SS 304, RO High pressure piping SS 316, RO Low pressure piping UPVC

Cartridge filter for CIP - 1 No. MOC Cartridge filter: PP Woven Housing : SS 304 1 Numbers

CIP system for RO consisting of CIP tank with motorised agitator, CIP pump, piping and hose pipes, flow indicator. All mounted on a movable trolley. CIP Tank: HDPE, CIP pump 2 Nos. (1W+1S) SS 316, Motorised Agitator- 1 No. MOC- SS 304 1 No. trolley MS with FRP coating. (1 Set) Set 1

RO Permeate Transfer Pumps- 2 Nos. (1W +1S) of duty 45 Cum/Hr @ 20 m head, horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts, etc. From RO Permeate Tank to HVAC Water Tank (UGT). 1 Numbers

Irrigation Water Transfer Pumps- 2 Nos. (1W +1S) of duty 45 Cum/Hr @ 20 m head, horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts, etc. From Treated Water Tank (STP) to Irrigation Water Tank (UGT). 2 Numbers

Flushing Water Transfer Pumps- 2 Nos. (1W +1S) of duty 45 Cum/Hr @ 20 m head, horizontal centrifugal pumps with casing/cover of Cast Iron(CI), impeller SS and shaft of SS, suitable for mechanical packed seal complete with base frame, pump driven by electric motor of suitable kW rating and RPM with IP 65 protection and class F insulation, foundation bolts, etc. Treated Water Tank (STP) to Flushing Water Tank (UGT). 2 Numbers

All items required such as puddle flange, arrangements for inlet, outlet, overflow, weir, vent, MS cover, drain channel with M.S. Gratings, rungs,Foundation of all pumps, blowers, tanks, skids and pipe work, All drain trenches, all supports for pipe, cable trays and any other places as per requirement etc. 1 Lot

All required Platforms, Staircases, handrails, walkways, cutouts for maintenance 1 Lot

Proper mechanical ventilation system for underground units of STP. Cut-outs, suitable vents as required. 1 Lot

Required lighting, fans, wiring, cabling within the following rooms 1. Operation building housing MCC Room 2. Blower room 3. RO shed 4.Centrifuge Shed 5. Underground area allotted for Screen Chamber, Oil and Grease Tank and Equalisation Tank.

PIPING

Erection of all piping (as described below) and isolation control Ball / butterfly valves (Min. PN 10) of required sizes and numbers with all accessories, fittings, supports, clamps, double flanged flexicon rubber expansion joint with rubber gasket as per system pressure, nuts, bolts, washers, fasteners, puddle flanges for all tanks, other flanges, all required type of valves such as NRV's, flow control valves, sampling valves, flow measurement device, butterfly valves, ball valves, globe valves etc., SS 304 screen strainers Y type at suction of clear water pumps, for making the system complete in all respects with anti corrosive protection.

Butterfly Valve : Cast Iron Wafer type butterfly valves (PN 10) as per IS:13095, with SS disc, SS shaft, SS seating rings, SS internal fastening, EPDM seat, CS external nuts-bolts. 1 Lot

Check Valve : Cast Iron body dual plate wafer type check valve (NRV) (PN 10) with SS disc, SS stem, EPDM seat, spring & pin, SS stem, SS internal fastening, CS external fastening. 1 Lot

PVC Flexible Breaded Hose Pipe : Submerged piping for raw sewage transfer pumps / Submerged piping for diffusers. 1 Lot

Interconnecting pipes with required pipe fittings, control valves, manual valves as per the system design, flange connections, gaskets,GI fasteners, pipe supports etc for making the system completed. 1 Lot

DI : All interconnecting piping for Sewage and Sludge - 1 Lot

GI (Class 'C') : Air grid piping-non submerged & UPVC for submerged Piping - 1 Lot

SS 316 RO pressure pipes, UPVC for Low Pressure pipes - 1 Lot

INSTRUMENTS

Pressure Gauges 1 Lot

Capacitance type Level Transmitters in Equalisation Tank, Treated Water Tank/RO Feed Tank/ Flushing water Tank, Irrigation Tank, RO permeate Tank with provision for alarm at high level in the tank and alarm as well as tripping of pumps at low level. 1 Lot

Level switches in Sludge Holding Tank, Centrate collection Sump, all Dosing Tanks with provision for alarm at high level in the tank and alarm as well as tripping of pumps at low level. 1 Lot

DO meter in Aeration tanks and MBR Tanks 4 Numbers

Electro-magnetic Flow transmitter with indicator and totalizer Electro-magnetic Flow transmitter with indicator and totalizer ‒ At the discharge of Equalized sewage transfer Pumps ‒ At the discharge of MBR Permeate Pumps ‒ At the discharge of RO Feed Pumps ‒ At the discharge of RO Permeate Line ‒ At the discharge of Flushing Water Transfer Pumps ‒ At the discharge of Irrigation Water Transfer Pumps ‒ At the discharge of RO Permeate Transfer Pumps 7 Numbers

DPS across bag filter, Cartridge Filter, RO system 3 Numbers

Pressure switch at the suction & Discharge of RO High Pressure Pump 1 Numbers

Flow Transmitter on Reject Line 1 Numbers

pH Transmitter at RO Inlet and Permeate Line 2 Numbers

Conductivity Transmitter at RO Inlet and Permeate Line 2 Numbers

Pressure Transmitter for RO skid 2 Numbers

ORP analyser with transmitter and controller 1 Numbers

Dump Valve & Auto Valve for RO system 1 Lot

If required, Instrument air compressor with an air receiver tank, air filter-dryer and air filter regulator along with instrument air piping and tubing for pneumatically operated valves 1 Numbers

PLC PANEL for RO

Providing Complete instrumentation system including PLC for Automatic Operation. Vendor Should provide PLC Logic as required to operate their System. PLC controller with SCADA software system should be integrated with BMS through Open protocol including all necessary accessories, material ,tools takcles required to complete the job in all respects alongwith UPS. BMS compatible with any open communication protocol for 3rd party integration 1 Numbers

ELECTRICAL WORKS for Phase I STP - (Module 1 and Module 2).

Supply, installation, testing and commissioning of following electro mechanical works and equipments -

LT/MCC Panel for Sewage Treatment Plant (Compartmentalised)

Design, Engineering, Manufacture, Supply, Commissioning, Documentation of LT Switchgears for STP area as per the scope of work including submission of relevant data, inspection and testing at factory works, packing, transportation from MANUFACTURER works to site, including transportation from store/yard to site at the place of installation, handling equipment , unpacking, assembly, including mounting and wiring of loose parts supplied by equipment vendor, interconnection of shipping sections and requisite inter-panel wiring between shipping sections, including supply of wiring material, installation on foundations or fixing to wall or steel structures, aligning, levelling, grouting, testing, and calibration of relays and metres etc., including all labour and materials, as per approved drawings, specification of this tender and directions of Engineer-in-charge. The panel incomer shall be minimum of 2 numbers 630A of 4P MCCB Microprocessor based with Electrical interlock & required numbers of outgoing including 20% spare feeder. 1 Lot. All the out going less than 250A thermal magnetic breaker shall be used

Supply, Installation testing & commissioning of local push button (IP 65) with all necessary accessories including all labour and materials required for STP system as per approved drawings, specification of this tender and directions of Engineer-in-charge. 1 Lot

LT Power & Control Cable

Earthing System

Supply, installation and connection of required size of earthing strip required for STP area as per the scope of work including welding at joints, providing anti-corrosive paint or bitumen for welded portion, clamping and necessary hardware for connecting, etc., including all labour and materials,as per specification of this tender and directions of Engineer-in-Charge. Earth pits as per CEIG specific requirements 40 mm Internal Diameter, Heavy Duty 4200 mm long GI pipe (Class B or better) earth pit as per IS 3043. The earth pit shall be provided with 75 x 12 mm GI Strip up to chamber, disconnecting link, 600 x 600 mm (clear) precast RCC chamber & 3mm thick MS chequered plate cover with hinge. Fine mixture of charcoal & salt shall be provided for earth pits. Excavation, backfilling, removal of excess soil is included in the scope. Earth pit cover shall be painted green with white earth symbol. 1 Lot

ADDITIONAL ITEMS /OTHER WORKS / SYSTEM

Any other items, works, systems not specifically mentioned above but necessary for satisfactory performance of the system

Online Monitoring System at STP outlet (pH, COD, BOD, Turbidity and TSS) 1 Numbers

Supply and fixing of Statutory Sign Boards as per Approval requirement

Supply, lnstallation, testing and Commissioning of ABC Dry Chemical powder Mono-Ammonium Phosphate (MAP)-90% (stored pressure) type - 6 kg Fire Extinguisher conforming to IS:15683, with ISI marked approved fitted with required accessories including wall suspension brackets as per specification/drawings and as directed by Architect / PMC / Employer .

Miscellaneous Items

OPERATION & MAINTAINANCE DURING 2 YEARS DEFECT LIABILITY PERIOD

Operation & maintenance (routine and preventive) of complete Sewage Treatment Plant ,and all the alligned electromechanical works executed as per the requirement of tender documents. The output water quality should be maintained as stipulated in Technical specifications of STP Tender for the Defect liability period of Two year This will include routine operation of equipment & components. The rate shall include all labour and supervision required for satisfactory operation of the installed system and checmical require to operate the plant. Operation of plant includes all Chemicals require to operate the plant and manpower etc.(Excluding Power and Consumables cost)

First year

Second year

Hydrotech Paryavaran India Pvt. Ltd. (BID ID -1355820)