Construction of 14 MLD capacity Water Treatment Plant for Latehar Urban Water supply scheme including 2 years of O and M under Latehar Nagar Panchayat

Amount

Designing (aesthetically),providing constructing and commissioning conventional Water Treatment Plant consisting of all civil ,Mechanical and Electrical works including cost of providing and applying Epoxy paint to inside surface of water retaining structures in contact with chlorine and providing ant termite treatment to entire structure below ground level ,Mechanical and Electricals components of various sub works as given below ,including necessary hydraulic testing ,structural testing ,equipment testing and trial run for 3 months ,etc. complete as directed by Engineer -in-charge.(Turn-Key Job).

Aeration fountain: Plan area is not less than 0.625 sq. mt per MLD.

Venturi Flume : With necessary device , consisting of simple mechanical indicator (Pedestal type gauge).

Flash Mixer : Rapid mixing device, detention time 60 seconds to give velocity gradient 300 to 400 sec-1 vane mixer type confirming to IS 7090 of 1985

Flocculator : Confirming to I.S. 7208 - 1974 (Type - C) with detention period of 30 minutes.

Clarifier : - Horizontal flow circular tank , detention period 2.5 hours ,overflow rate 30 cube meter per square meter per day (to be specified) , weir loading not more than 300 cubic meter per day , with mechanical sludge scraper confirming to IS 10313_1982 with necessary inlet outlet arrangement.

Rapid sand Filters and Filter House :-Filter designed for filtration rate of 5000 liters per square meter per hour ,minimum 2 beds for plant up to 10 MLD for larger plants as specified, filters to be located in filter house with roof slab, pipe gallery and platform minimum 5.5 meter in width. With constant rate filtration or declining rate filtration.

Filter Sand: Effective size 0.45 to 0.70 mm uniformly coefficient not more than 1.7 ,not less than ,depth of water over sand 0.75 m ,free board 50 cm ,gravel 0.45 m in depth ,sand and gravel confirming to I.S.8491 (i)-77 ,back wash by air wash ,standard appurtenances (to be specified ) ,rate of flow controller ,filter gauge ,sand expansion gauge ,etc.

Wash Water Tank: - Capacity to be specified and suitable to supply water to wash specified number of filter beds at a time 12 minutes @ 600 lit/sqm/min ,under a head of 12 m at under drain.

Wash Water Pumps: - Capacity to fill water tank in 1 hour with 100% standby.

Air Blowers: - Capacity of delivering 600 LMP per square meter of free air , of filter area at 0.4 kg/sq.cm at the under drains (100% stand by) for period of 5 min.

Chemical house in two story's

Ground floor to accommodate 7 days alum requirement and sundry storage.(Minimum 4 m height)

First floor to accommodate alum and lime tanks. Chain pully block etc.(Minimum 5 m height)

Solution Tanks: - Minimum 3 tanks (one for preparation ,second for dosing and third as stand by) , each tank capable of giving 8 hours maximum dose without interruption ,minimum free board 0.30 m ,trays for dissolving level indicator ,mechanical agitation devices , solution feed and drain lines ,solution feed device (Constant head device ,strength of solution up to 10% only ) confirming to I.S.9222 Part-I 1979.

Pure Water Sump and Pump House

Capacity of Sump :-One hour of designed flow.

Pump House: - Pump House of required size over the sump or by the side.

Store House: - Suitable for alum storage of three months and 7 days temporary storage ,7 days TCL requirement in monsoon with 20% extra capacity for other sundry articles.

Vacuum feed type chlorinators- Make to be approved by MJP.

Confirming to I.S.10533-A Part II 1983.

Rate for withdrawal

Temperature Kg. of Chlorine discharge per day

Degree "C" Cylinders

45 67 Tones

2 & above 18.70 28.12 315

Chlorinator equipment and container room to confirm to I.S.10553 Part -I 1983.

100% stand by shall be provided.

By pass arrangements C.I or M.S Pipes (i) By passing all units of T.P. , (ii) By passing flash mixture ,clariflocculator . ,(iii) By passing flash mixture , clariflocculator & filter units.

Disposal of waste from WTP: Safe disposal arrangement to nearby nalla including cost of pipe.

Drainage Arrangements - To decant all units of WTP with CI pipes up to boundary of each unit and further extension with RCC pipes to nearby nalla.

Electrical Installation - Both internal and external including entire plant area.

Laboratory Equipment- As per requirement (to be specified during tendering)

Sanitary Blocks- Carpet area 15 square meter minimum up to 25 MLD and 25 square meter above 25 MLD.

Admiministrative block and internal road- To accommodate office room ,chlorine room ,laboratory room panel board room , blower room etc. and WBM road to connect all units from main gate of plot.

Rates given below are inclusive of uplift pressure if any and dewatering during entire work.

Disposal of waste from WTP: Safe disposal arrangement to nearby nalla including cost of pipe.

For WTP of Capacity 30 MLD and more additional arrangement for backwash water recycle shall be provided ,including sump ,pumping machinery ,rising main etc. complete.

All pipes conduits channel with 20% over loading .

These rates are applicable for seismic zones -2,3 and 4.

All the RCC structure shall be construction in M-300

All pipes conduits channel with 20% over loading capacity.

Note: Conditions from Sr. No. 1 to 19 shall from a part and parcel of the tender and must be incorporated in draft tender papers of conventional treatment plants (Proposed).

Conventional Water Treatment Plant.

Cost of 14 MLD treatment Plant

Mechanical & Electrical Part at WTP

Supply, installation, testing and commissioning of Horizontal split casing centrifugal pumpsets with allied equipment as under-AC three Phase /415 V/ Horizontal SPDP 4 Pole Squirrel cage Induction motor for HSC Centrifugal pumps Supply and delivery of AC three Phase 4 pole Horizontal squirrel cage Induction motor confiriming to IS 325/1996 and as amended thereafter with Class F insulation to suit the speed of pump and suitable for operation with continous S1 rated, 415V +/- 10 %, 50 HZ +/- 5% supply , TEFC (upto 20 HP), SPDP (above 20 HP). The motor offered should be of energy efficient motors. Therefore(2W + 1S) Pumps Have been taken (Discharge-4795 LPM,Head- 105 M 170 HP.)

Supply and delivery of floor mounted type FCMA Air/ Oil Cooled soft starter suitable for the LT motor offered for operation in AC three Phase 50Hz (+/ - 5%), 415V(+/-10%) including line contactors suitable for next standard higher KW rating, Over load relay, instrument panel with frequency meter, Ammeter, Voltmeter, indicating lamp 6Nos, LED ON/OFF type and Start / Stop push button. 301 to 500 KW

ACB breaking capacity 50 KA thermal magnetic manual draout type suitable 630 A for above operation.

Power wiring with required 120 Sq. mm 3.5 core 1.1KV grade armored Aluminum Cables, XLPE/PVC insulated armored cable from Transformer to MCP at Clear Water Pump House. Laying, jointing and making proper terminations. all complete.

Power wiring with required 35 Sq. mm 3 core 1.1KV grade armored Copper cables, XLPE/PVC insulated armored cable from Power distribution Panel (MCP) to Motors, including laying on wall or on floor as where required, jointing and making proper terminations. all complete.

Transformer yard earthing using copper flat and TWIN earthing as per IS Above 250 KVA .

Lightening Arrester: installation of lightening Arrester over pump house and electric substation for Clear Water pumping plant as per IE rule.

Cost of 3T Triple spur type chain pulley block suitable as below with 6m lift complete with load chain and hand chain suitable for above lift, tested to 50% over load as per IS 3832 carry ISI etc. all complete job.

Supplying, installation & commissioning of 630 KVA, 11/0.433 KV Copper wound distribution transformer for Clear Water Pumping Plant at WTP. [make: KEC /BHEL /CGL/ABB] with off load tap changer, including cost of initial filling of transformer oil including all taxes on the recommended loading of transformer maximum 80% etc. all complete job and as per site requirement and as per the direction E/I .

RAW/Clear Water Rising Main

Supplying centrifugally cast (spun) ductile iron pressure pipe for water supply with socket and spigot ends confirming to IS8329/2000 in standard lengths of class K-9 suitable for push on joint (Rubber gasket jointing) with cement mortar lining on inside surface and outside zinc coating with bituminous paint including all other taxes insurance carriage to work site with loading Unloading etc. stacking including inspection charges and all taxes all complete. DI K-9 ,Dia 400 mm-380 M (Raw water Rising Main From Junction to WTP & Clear water Rising Main from WTP to Junction-190M +190 M = 380 M) 400mm dia.

Carriage of Pipe (300 Km) DI K-9 ,Dia 400 mm-380 M (Raw water Rising Main From Junction to WTP & Clear water Rising Main from WTP to Junction-190M +190 M = 380 M) 400mm dia.

Supplying Labors Tools and Tackles for Testing of Lead CI or UPVC or HDPE or AC or DI pressure Pipe up to 60 m head of water all complete as per specification direction EI (Water to be supplied free of cost departmentally) DI K-9 ,Dia 400 mm-380 M (Raw water Rising Main From Junction to WTP & Clear water Rising Main from WTP to Junction-190M +190 M = 380 M) 400mm dia.

Providing and supplying ISI standard D.I. specials & fitting with sealing rubber gasket of S.B.R. complete with cast iron follower gland and M.S. nut & bolts coated or otherwise protected from rusting and suitable for D.I. pipes including cost of all labors and materials and transportation to stores /site, loading, unloading including all taxes ,etc. Complete as per I.S.9523@ 5%

Providing Double Flanged Sluice valve confirming for IS 2906/14846 including worn gear arrangements as per test pressure stainless steel spindle, caps including all transportation etc. complete.(without by-pass Arrangement-P.N-1.6)(With E.D) 400 mm dia.

Providing and supplying Air Valves as per IS-14845-2000 and MJP’s standard specifications double orifice type combined with isolating sluice valve, mounted in horizontal position and operated by wheel gearing, small orifice elastic ball resting on a gun metal orifice nipple, large orifice vulcanite ball seating on moulded seat ring, inlet face and drilled, including insurance, third party inspection charges, loading, unloading,transportation upto departmental store, excluding GST levied by GOI & GOM in all respect etc. complete. Double Ball Flanged Type - PN -1.6

100 mm Dia.

Earth Work in excavation (As per I.S. 3114/1965) for laying of Different types and size of pipes so as to give one meter average cover over the socket of pipe with disposal of excavated earth within initial lead and lift as per specification and direction of Engineer in-charge (b) For classification of soil item -B. Including 5% extra for junction.

Earth Work in excavation of foundation trenches as per design section in ordinary or soft rock (vide classification of soil item-C) and disposal of excavated materials so obtained (10 M away from the edge of the trenches with initial lead of 150M and initial lift of 1.5m as per specification and direction of E/I. (in ordinary or soft rock where blasting is not required). Including 5% extra for junction.

Supplying labors ,tools, tackles lubricant etc. for laying and jointing DI/ C.I.S/S Tyton pipes (class LA) trenched supplying rubber gasket (Rubber gaskets confirming to I.S.S.-5382-1969) and making gasket joints including providing night guard, barrier and red light to safe guard against accident ,all complete (Pipe to be supplied departmentally free of cost and laying of pipes is to be done as per (I.S.S. 3114-1985)as per design, specification and direction of E./I.(without gasket) DI K9, 400 mm dia

Lowering, laying and fixing in proper alignment and position all types of C.I.air valves as directed by Engineer –in–charge including cost of conveyance from store to site of work,cost of all material and giving satisfactory hydraulic testing etc.complete.(for all class of valves).

100mm dia

Supplying Labourand tools for fixing C.I.sluice valve in trenches with a pair of C.I.Tail piece including making lead caulked joints and flanged joints as per I.S.S. specification, including supplying all jointing materials (Pig lead confirming to I.S.S. 782-1978, yarn confirming to I.S.S. 6587– 1972 and nuts and bolts confirming to I.S.S. 1364 – 1983) including drilling holes in flanges if required as per specification and direction of E/I.(Sluice Valve and Pieces to be Supplied Departmentally Free of Cost)

DI -K9 Dia 400 mm

Earth work in back filling the trenches after laying different types and sizes of pipes with earth removed during excavation within initial lead and lift as per specification and direction of Engineer-in-Charge ( forclassification of Soil item A&B)

Construction of B.W.masonry valve chamber of size 1.50x1.20 x1.80 mt.asper enclosed annexure.

Construction of B.W.masonry valve chamber of size 1.20x0.90 x1.50 mt.as per enclosed annexure.(upto 250 mm dia)

Supply all materials & construction of Thrust Block where required.(above-300 mm & upto 400 mm )

SCADA System

Providing SCADA (Supervisory Control and Data Acquisition) system for water supply system for complete monitoring of the system from Intake Well (1 no) to Water Treatment plant (1 No) to 4 Nos of ESR. SCADA is to be used for online monitoring & controlling of different process parameters likevibration, flowrate, pressure, level, valve status, pump status, pH, Turbidity, Free Chlorine analyser reading right from Intake well to ESR.

All the ESR’s are to be provided with auto overflow controlling devices to avoid wastage of water.

Automation of Filter bed operation to have the best outcome from process point of view.

Central SCADA will be connected with the Local SCADA of WTP location and RTU of intake well & ESR location through GPRS network or any other suitable network.

SCADA software should be user friendly and compatible with latest Operating system prevailing in the market. SCADA softwares shall be loaded in the computer and suitable screens shall be developed and the software should have both run time and development License.

The SCADA solution to include all components requiring above functionality and should use open standards & protocols. etc.,to save / view / print some specific reports directly using templates. The reports shall also be generated after specific span of time or an event has been occur in Word, Excel or PDF format. The automatic report generation shall be configured to give shift wise report, daily reports, weekly reports, monthly reports and yearly reports.etc. complete job as per specification & direction of Engineer-in-Charge.

(a) Ditto for Master Control Centre - 1 No.

(b) Ditto for Water Treatment Plant - 1 No.

PLC hardware - Design, Engineering, Supply, installation & Commissioning of required number of appropriate ARM9 CPU having speed of 600 Mhz, 1GB RAM, 200MB Program memory, 100MB Data Memory,Easy programming through IEC 61131-3, OPC Server, 4 Ports-One RS485, 2 ethernet and one USB, Micro SD Slot (upto 2GB support), Dual Ethernet having speed of 1 GBPS, In Built Firewall for Cyber Security, In Built IIoT enabled remote Modbus Master & Slave connectivity, online event monitoring via Web Server, NTP Client functionality for time synchronisation with windows machine connected to Internet GSM Modem Connectivity (SMS) for critical alerts power supply modules etc. complete job as per specification & direction of Engineer-in-Charge.

(a) Ditto for Water Treatment Plant- 2 Lots.

RTU Hardware with HMI

Supply, erection, testing, configuring and commissioning of Smart-RTU with Edge computing RTU with 24Vdc supply with 1 No RS232/RS485 port,. RTU should have the GSM interfacingand should have PLC functionality and the architecture should have the facility of Cloud server, Live data, Alarm function, Local dash board, industry plant, Usr App, free on Air Upgrade Functionality. It should have the capability of sending data with proper encryption at Central Server and also have the built in capability of sms/email to the pre-configured addresses directly from the device etc. complete job as per specification & direction of Engineer-in-Charge.

(c) Ditto for Intake Pump House- 1 Lot.

(d) Ditto for Master Control Centre- 1 Lot.

(e) Ditto for Elevated Service Reservoir- 4 Lots.

Industrial grade Work station - Supply installation testing and commissioning of Industrial grade workstation for Mater Control Center SCADA system requiring round the clock operation including Windows operating system(latest version of windows server), Microsoft Office latest version, Antivirus software etc., complete as per the technical specifications etc., - 3 Nos.

Electromagnetic flow meter - Supply, erection, testing, commissioning of Electromagnetic full bore type flow meter of fully welded body with Hard Rubber or neoprene liner of XXX dia having coil housing & junction box SS304/SS316 and 2 nos Grounding ring of SS316 suitable for raw water and drinking water applications with all necessary accessories like suitable rated cable glands, grounding rings, grounding wire, DJ, MS expander/reducer, canopy, etc and other accessories required for the proper installation & functioning of flow meter and interfacing with the proposed SCADA system. The accuracy shall be ±0.5% of true value inclusive of repeatability, linearity, pressure effect in both forward and reverse direction flow measurement. Should have empty pipe detection and self-diagnostic facility. The flow sensor shall be suitable for underground installation and constant flooding conditions (IP 68) & supplier has to do that IP68 at manufacturing place before shipment. The flow transmitter shall be remote mountable with minimum separation of 50mtrs from the sensor. The transmitter should have MODBUS (RS485) protocol for communication along with analog 4-20mA HART output, configurable pulse/frequency outputs, and digital outputs and also it should have 2 line backlit display with 3 keypad buttons.

Manufacturer should calibrate these flowmeter at NABL Certified lab in accordance with ISO 17025. Incase the manufactuerer does not have NABL certified lab, the flowmeters needs to be tested at CWPRS/FCRI Labs accredited by NABL. However the flow test lab should have five times better accuracy than the flowmeter under test. etc. complete job as per specification & direction of Engineer-in-Charge.

a) -ditto- 400NB - 3 Nos.

b) -ditto- 300NB - 1 No.

© -ditto- 250NB - 1 No.

(d) -ditto- 200NB - 1 No.

(f) -ditto- 150NB - 1 No.

Vibration Sensor- Supplying, erection, testing and commissioning of vibration sensor in order to monitor the vibration level continuously with remote display with all necessary accessories for installing and proper functioning of the transmitter for monitoring the vibration and DE and NDE end of pump motor set. The range shall be 0-25 mm/sec with transverse sensitivity less than 5% and Frequency response 2Hz to 1 kHz +/-3 dB. The working temperature range shall be from -25°C to 90°C. The transmitter should have 4-20mA output for interfacing with PLC. etc. complete job as per specification & direction of Engineer-in-Charge. - 58 Nos.

pH & Turbidity Analyser- Analyser supply, erection, testing and commissioning of dual channel pH & Turbidity Analyser having 4 wire configuration with 230Vac supply with Backlit LCD display along with sensor, cable, SS flow through chamber, SS tubing with connector and fittings for the Range of (0-14) pH and (0-3000) FTU. Protection Class would be of IP 65/ NEMA 4. 2 Nos galvanically isolated (4-20)mA with 2 nos relay output, repeatability +/-2% measure, Polycarbonate housing. Turbidity sensor with working method of Light Attenuation using 860 mm IR LEDSS316 material with sapphire glass scratch proof both sides swing wiper cleaning system whereas pH sensor would be of combination type. - 2 Nos.

pH & Free Chlorine Analyser- supply, erection, testing and commissioning of dual channel pH & Free Chlorine Analyser having 4 wire configuration with 230Vac supply with Backlit LCD display along with sensor, cable, SS flow through chamber, SS tubing with connector and fittings for the Range of (0-14) pH and (0-5)ppm. Protection Class would be of IP 65/ NEMA 4. 2 Nos galvanically isolated (4-20)mA with 2 nos relay output, repeatability +/-2% measure, Polycarbonate housing. FRC sensor with working method of Amperometric type with Gold Cathode/ Silver Anode having cell material PVC. Membrane & electrolyte is of replacable type whereas pH sensor would be of combination type. - 1 No.

Pressure Gauges:

Providing, erecting and testing pressure gauge of 150 mm dia dial with (0-30kg/cm2) required range with over pressure limit of 130% of full scale and accuracy of ±2.0% of FSD. complete with Syphon tube, isolating 2V3(2 valve 3 way) gauge cock suitable for 12 mm seamless SS tubing of ss316 grade and specials all complete as per detailed specifications and drawings.etc. complete job as per specification & direction of Engineer-in-Charge. - 12 Nos.

a) -ditto- Range -0.50 to 25 bar

b) -ditto- Range -0.50 to 2.5 bar

Pressure transmitter - Supply, installation, testing & commissioning of Pressure Transmitter having 2-wire configurationwith 4-20mA output of SS316L MOC having a range of 0 to 16 kg/cm2 with required accessories like Gauge cock(GC) - 2 way type with 3 mm bleed hole, ½”NPT(FxM), SS 316 and having 4-20mA output for interfacing with PLC/RTU and accuracy of ±0.5% of FSD. Protection Class IP 65 etc. complete job as per specification & direction of Engineer-in-Charge. - 12 Nos.

Level Transmitter - Supply, erection, testing, commissioning of Radar Type (FMCW) level transmitter having a range of 0 -20 mtrs with PP Horn antenna and LCD display with an accuracy of ±5 mm of measured distance with all necessary accessories like suitable rated cable gland, base frame, nozzle for Radar end connection G 1 1/2” threaded, canopy etc and other accessories required for the proper installation & functioning of level transmitter and interfacing with the proposed SCADA system. The level transmitter shall be a 2 wire system with 4-20mA analog output. The level transmitter sensor shall be suitable for process temperature (-20 to 100) DegC. The protection class of level transmitter shall be IP67 to be used in Safe Area.etc. complete job as per specification & direction of Engineer-in-Charge. - 7 Nos.

a) -ditto- Open Channel flow meters at Filter bed Outlet - 1 No.

Instrumentation, control and power XLPE cables along with the cable tray, glands, lugs and other accessories for interfacing the instruments at remote station with the RTU as per the technical specifications of Power Cable 4 core 4 mm2 copper cable

(a) "--do-- 3 core 1.5 mm2 copper cable

(b)"--do-- Control Cable 6 core 1.0 mm2 copper cable

© "--do-- core 1.0 mm2 copper cable

(d) "--do--Instrument Cable 1 Pair 1.0 mm2 cable

(e) "--do-- 3 Pair 1.0 mm2 copper cable

A3 printer - Supply, installation, testing and commissioning of A3 printer for reports, trends printing from SCADA system. - 1 No.

UPS - Supply, erection, testing and commissioning of 5KVA/1 KVA UPS with SMF batteries for the proposed instrumentation and SCADA system including power supply DB and completed in all respect.

(a) -ditto- for Intake Pump house RTU Panel (1 KVA) - 1 No.

(b) -ditto- for Water Treatment Plant (5KVA) - 2 Nos.

(b) -ditto- for Intake Master Control Center SCADA (5 KVA) - 1 No.

(c) -ditto- for ESR RTU Panel (1 KVA) - 4 Nos.

Isolation valve with AC actuator - Supply installation testing and commissioning of Sluice valve with actuators for discharge of the VT pumps. The actuators shall be with integral starter with open and close limit switch feed backs and torque feedbacks and fault feed backs. The actuator shall be outdoor type with IP67 protection, 415V ac, 3 phase, 50 Hz. The insulation class shall be Class F

(a) -ditto- 450mm dia line Pressure 25Bar @ 87217 per nos.

(b) -ditto- 400mm dia line Pressure 25Bar @ 83716 per nos.

(b) -ditto-300mm dia line Pressure 25Bar @ 79556 per nos.

(c) -ditto-250mm dia line Pressure 25Bar @ 74629 per nos.

(d) -ditto-200mm dia line Pressure 25Bar @ 70224 per nos.

(e) -ditto-150mm dia line Pressure 25Bar @ 67582 per nos.

O&M for 1st Year including chemical charges, staff salary, administration exlcuding electric charges. Doses of chemicals as per technical specifications.

O&M for 2nd Year including chemical charges, staff salary, administration exlcuding electric charges. Doses of chemicals as per technical specifications.

M/S Akhand Jyoti