Chennai Metropolitan Water Supply And Sewerage Board Tender

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Inlet Units

Inlet cum Fine Screen Chamber: Design, engineering, supply, construction & commissioning of RCC Inlet Chamber with fine screen capable of screening less than 3 mm size particle and above 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 as per specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Grit Removal System: Design, engineering, supply, construction & commissioning of continuous grit removal type Detritus Tank, mechanically operated in RCC 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 of 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. 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 by Engineer- In- Charge.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Secondary Treatment Units

The bidder has to quote the rate for either SBR / MBR technology specified in item 8 and 9 and should not quote the rates for both the item 8 and 9. If the bidder quote the rate for item 8, then the bidder has to quote zero for item 9.

Sequencing Batch Reactor (SBR+ SBR treated water tank + UF with UF house + UF Permeate tank): Design, engineering, supply, construction & commissioning Sequencing Batch Reactor in RCC, SBR basins for biological removal of BOD along with nitrification, denitrification, Bio-P removal in compartments to handle combine flow of 1 DWF incoming flow, recirculation flow with RAS & SAS pumping arrangements 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 Twin lobe air blowers, fine diffused aeration grid / equipment and FB 0.5 m and SWD as required. DO level in 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 13 hrs and SRT suitable for fully digested sludge. It should have all other related works as per detailed specification. Modifications of the Sequencing Batch Reactor used for large scale applications of SBR’s are generally based on the Cyclic Activated Sludge System (CASS™), or Intermittent Cycle Aerated Extended System (ICEAS®) are considered as equivalent for application in the bid.SBR Treated Water / Permeate tank with chemical dosing arrangement: Design, engineering, supply, construction & commissioning of SBR treated water / permeate tank of RCC Construction with necessary stainer and baffle wall with capacity of 60min storage including necessary chemical dosing and mixing facilities with connected tanks, pumps and pipeline arrangements for pre chlorination and ferric or alum dosing as necessary and all civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications.Ultra Filtration System :Design, engineering, supply, construction & commissioning of UF shed with Ultra Filtration System designed for the required product water quality and quantity including Manual Strainer/ Basket Filter with complete backwash and chemical enhanced backwash system all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications.UF Permeate / Filter Feed Tank for ACF: Design, engineering, supply, construction & commissioning of RCC/GLS UF Premate Tank/ UF Backwash Tank with Pumps, lifting arrangement, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity as necessary / required complete as per required discharge standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

OR

Membrane bio reactor (MBR+MBR treated water tank): Design, Engineering, Construction, Supplying, installing, testing and commissioning of RCC MBR basins for biological removal of BOD along with nitrification, denitrification, Bio-P removal which includes separate Anoxic Tank with Agitator of Pitch Paddle type with suitable RPM, MOC : SS304, MBR - Aeration tank with suitable Twin lobe blowers, Air Blower Motor with suitable, HP Rating including, diffusers, Biological process blowers and fine bubble diffusers in the aerobic tanks shall provide the oxygen required for the biological process as well as the mixing energy required to keep the mixed liquor in suspension. Dissolved oxygen shall be monitored in each aerobic tank to achieve a desired set point of 2 mg/L. MBR tank built with reinforced concrete and housing PVDF hollow fiber UF Membrane Pore size of 0.05 micro meters with Permeate header. Membrane should have facility of in-situ cleaning and should not require Backwash process or MBR as per appropriate design provided, MOC of MBR Skid SS 304 & Membrane can be stored dry condition up to 36 months, cost including of RAS & SAS pumping arrangements, chemical cleaning pump and tank as necessary with the MBR having a total HRT (Including Membrane Tank) of min 12.00 Hours and a total SRT of min 18.00 Days.MBR Treated Water / Permeate tank with chemical dosing arrangement: Design, engineering, supply, construction & commissioning of MBR Permeate Tank of RCC Construction with necessary stainer and baffle wall with capacity of 60min storage including necessary chemical dosing and mixing facilities with connected tanks, pumps and pipeline arrangements for pre chlorination and ferric or alum dosing as necessary all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity including necessary standby units etc. complete as per required discharge standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Reject / Back wash collection tank: Design, engineering, supply, construction & commissioning of RCC/GLS Reject / Back wash collection Tank for UF and ACF as necessary including pumping arrangements, with all connected civil, mechanical, electrical & instrumentation works as per required discharge standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Activated Carbon Filter : Design, engineering, supply, construction & commissioning of Activated Carbon Filter vessels with Filters Media for adsorption of organic or inorganic residues, auto values, pressure guage including backwash arrangements with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and d+ata acquisition on quality and quantity as necessary / required complete as per required discharge standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Ozonation System: Design, engineering, supply, construction & commissioning of ozonation System with air compressors, drive motors, silencer, intake filters, inter coolers, step up gear box, oxygen generators, air cooled chillers, ozone dosing system and necessary sensors required for system complete as per specification with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity as necessary / required complete as per required discharge standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Treated Water Storage

Treated Water Sump: Design, engineering, supply, construction & commissioning of RCC Treated Effluent Sump with gravity channel/ pipeline as per applicable design including mixing arrangements, suitable arrangement for ozone injection, lifting arrangement, walkway bridge, MS Walkway with ladder and handrail of suitable MoC as directed, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity with electromagnetic flow meter as necessary / required complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Sludge Treatment Units

Filter Press: Design, engineering, supply, construction & commissioning of Filter Press, Polyelectrolyte solution tanks including providing of the required sludge feed pumps, GLS sludge tank, agitators arrangements, filter press dosing systems, solution tanks agitators, pumps, interconnecting pipes, fittings, valves safety equipment, staircase, walkway with SS hand railing, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition on quality and quantity as necessary / required complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Effluent Main

Discharge Main / Channel: Design, engineering, supply, construction & commissioning of Discharge Main of HDPE/DI /RCC STP Outlet to Canal for a length upto 500m to the discharge arrangements with cascading arrangement included, with all connected civil & mechanical works including necessary standby units etc. complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

MCC Room

Panel Room: Design, engineering, supply, construction & commissioning of Panel Room to house all panels, Breakers, MCCB, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition including necessary standby units etc. complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Electrical System: Design, engineering, supply, construction & commissioning of complete electrical system required for the entire process, Transformer, EB panel, LV Panel, PLC Panel, OCEMS Panel, Capacitor panel, DG panel, including room lighting, fans, Air conditioners, Yard lighting, earth pits, laying of cables & cable trays, with all connected civil, mechanical, electrical & instrumentation works for real-time monitoring, control and data acquisition including necessary standby units etc. complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

DG : Design, engineering, supply, construction & commissioning of suitable DG Set for the total working load of the plant with engine (as per CPCB-2 norms) at 1500RPM under NTP conditions complete with standard Accessories coupled to make standard design alternator mounted on a common iron base frame, suitable rated battery with leads, hospital silencer, fuel tank, Control Panel & set of AVM pads, composite type acoustic enclosure, with all connected civil, mechanical, electrical & instrumentation works including necessary standby units etc. complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Other Facilities

Admin Cum Laboratory House: Design, engineering, supply, construction & commissioning Administrative cum laboratory house including supply of furniture for office, SCADA control room including providing split AC system & fully equipped laboratory room with lab equipment’s & chemicals to test all inlet, outlet and process monitoring parameters, with all connected civil, mechanical, electrical & instrumentation works including necessary standby units etc. complete as per required standards and specifications. ORP:Though the measurement of free chlorine concentration is suggested for the disinfection control, as free chlorine works through oxidation, ORP instrumentation be used to monitor and control its effectiveness.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Road/ Paver block: Design, engineering, supply & construction of Road / Paver block, Pathway, Ladder and handrail of suitable MoC as directed, Yard and Street lighting with all connected civil, mechanical & electrical works including necessary standby units etc. complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Valves: Supply, delivery, errection and commissioning of the valves and complete specials required for the entire treatment process, etc

Mechanical Works Including Erection, Testing & Commissioning

Storm water Drains: Storm water drains sloping towards lake to be provided as per specification.

Civil Works Including Piping, Erection, Testing & Commissioning

Fencing: Providing chain link fencing with gate as per specification

Civil Works Including Piping, Erection, Testing & Commissioning

Borewell: Provision of water supply arrangements including providing bore well, underground sump and submersible pumps necessary GI pipes, valves, etc complete.

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Reusing Pipe: Provision for pump and piping for re-use of a portion of secondary treated water for inside land scapping and washing etc from final treated water tank including all control valves, jets, etc complete

Civil Works Including Piping, Erection, Testing & Commissioning

Mechanical Works Including Erection, Testing & Commissioning

Electrical Works Including Erection, Testing & Commissioning

Instrumentation Works Including Installation, Testing and Commissioning

Soil Testing, Clearing Site: Soil testing, Dismantling existing structure and removing from site, clearing of site, leveling, getting of temporary power supply and providing temporary construction arrangements etc complete.

Civil Works Including Piping, Erection, Testing & Commissioning

Safety Equipment & Tools: Design, engineering, supply, construction & commissioning of Safety Equipment and Tools like fire extinguishers, fire alarm, fire buckets with stand, shock proof rubber mats, emergency lights, digital multimeter, Spanner, Screw driver, etc. complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

Landscaping/ Aesthetic arrangements: Design, engineering, supply & construction of landscaping and other aesthetic arrangements with all connected civil & mechanical works including necessary standby units etc. complete as per required standards and specifications.

Civil Works Including Piping, Erection, Testing & Commissioning

BILL NO.2 O&M FIXED COST AND VARIABLE COST FOR 5MLD STP

FIXED COST FOR 5MLD STP

For First Year

For Second Year

For Third Year

For Fourth Year

For Fifth Year

For Sixth Year

For Seventh Year

VARIABLE COST FOR 5MLD STP

For First Year

For Second Year

For Third Year

For Fourth Year

For Fifth Year

For Sixth Year

For Seventh Year