PROVN OF LAMELLA CLARIFIER FOR AUGMENTATION OF EXISTING WATER SUPPLY SYSTEM AT LEIMAKHONG

Amount

Surface excavation n.exc 30 cm deep and averaging 15cm deep and getting out in soft/loose soil & removing the debris to out side MD land all as specified and directed.

Excavating over area not exceeding 1.5 m deep and getting out in soft/loose soil complete all as specified and directed

Excavating over area but for each additional 1.5 m or part there of in depth beyond the first 1.5 m and getting out in soft/loose soil complete all as specified and directed

Excavation in trenches not exceeding 1.50 m wide and not exceeding 1.50 m in depth for foundations or for shafts, wells, cesspits, manholes, pier holes etc. not exceeding 10 Sqm on plan and not exceeding 1.50 m in depth and getting out in soft/loose soil complete all as specified and directed

Excavation in post holes (or similar holes) each not exceeding 0.50 cum, getting out, returning filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm thick, in soft/loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm as in soft/loose soil complete all as specified and as directed..

Removal of excavated material to a distance n.exc 50 mtr and depositing where directed at a level n.exc 1.5 m above the starting point complete all as specified and as directed.

Removal of excavated material to a distance exc 250 mtr and n.exc 500mtr and depositing where directed at a level n.exc 1.5 m above the starting point complete all as specified and as directed.

M&L for moorum/red bajri filling in floors or pavings, laid in layers n exc. 15 cm thick, spread, levelled and rammed including watering complete all as specified and directed.

M & L for Hardcore of gauge n exc. 63 mm, of broken stone or boulders, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as specified and as directed

Material and labour for plain Cement Concrete M-7.5(Nominal Mix) using 40 mm graded stone aggregate as in foundation filling and mass concrete complete all as specified and as directed.

Material and labour for plain Cement concrete M-10(Nominal Mix) (using 40 mm graded stone aggregate) as in foundation filling and mass concrete complete all as specified and directed.

Material and labour for PCC 1:3:6 Type B2 (using 40 mm graded stone aggregate) as in walls or retaining walls, any thickness, size or shape including pilasters, buttresses columns, pillars, boundary pillars and posts (including caps and bases) complete all as specified and as directed.

Material and labour for Plain Cement Concrete M-15(Nominal Mix) using 20 mm graded stone aggregate in lintels upto 1.5 m clear span, cills, steps, seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, coping, kneelers, apex stones, bed plates, kerbs, water trough and the like including weathering slightly rounded or chamfered angles and throating complete all as specified and as directed.

Material and labour for Plain Cement Concrete M-15(Nominal Mix) using 12.5 mm gaded stone aggregate as in surface channel & drain complete all as specified and directed.

M&L for Cement concrete,M-15, type-B1, (using 20mm graded stone aggregate) as in foundations complete all as specified and as directed.

Material and labour for reinforced Cement Concrete M-25 (Design mix) using 20 mm graded stone aggregate as in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specified and directed.

Material and labour for Reinforced Cement Concrete M-25 (Design mix) using 20 mm graded stone aggregate as in columns, pillers, pier post and struts complete all as specified and directed.

M&L for cast in situ RCC (1:1½:3) type Al as in 500mm bored pile 9 m length from cut off level complete all as specified and directed.

M&L Boring for Bored cast in situ piles 9 metres in soil and 500mm dia getting out and disposal of spoil to a distance 50 metres using DMC method (Direct mud circulation) complete all as specified and as directed.

Supply only water proofing compound

Material and labour for sub class 'B' brick work with bricks, straight or curved on plan exceeding 6 m mean radius built in Cement Mortar 1:6 complete all as specified and as directed.

Material and labour for brick work with bricks class designation 75, old size, straight or curved on plan exceeding 6 m mean radius built in Cement Mortar 1:4 complete all as specified and as directed.

M&L for Walling random rubble stone masonary uncoursed well bonded, bedded and solidly hearted, built in Cement Mortar 1:6 complete all as specified and directed.

Material and labour for Raised pointing to random or polygonal rubble, uncoursed or brought upto courses in CM 1:4 complete all as specified and directed.

M&L for loose filing with agregate of gauge 40 to 80 mm to cover weep holes complete all as specified and directed.

M&L Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using ex- tra cement, including forms, moulds, mi- tred/stopped ends etc.

Formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter complete all as specified and as directed.

Material and labour for Use and waste of formwork to sides of columns complete all as specified and directed.

Material and labour for Use and waste of formwork to edges of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs not exceeding 20 cm wide and sides of RCC/PCC bands in walls, horizontal or sloping and similar work exceeding 10 cm but not exceeding 20 cm wide for rough finished surfaces of concrete complete all as specified and as directed.

Material and labour for high strength steel TMT bars (Fe 500D) 10 mm dia and over, cut to length, bent to shape required including cranking, bending spirally and binding with and including mild steel wire (annealed) not less than 0.90 mm dia or securing with clips complete all as specified and directed.

Material and labour for high strength steel TMT bars (Fe 500D) 6 to 8 mm dia, cut to length, bent to shape required including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.90 mm dia or securing with clips complete all as specified and directed.

M&L Mild steel screw (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, exc 22.5 cm long but n exc 30 cm long of 15 mm dia complete all as specified and directed..

Material and labour for Structural mild steel, rolled section of grade Fe-290-W(Gde E-165) framed work as in doors or gates of angle or other section with gusset plates, rails, braces, and mounting arrangement etc., complete, drilled for fixing of steel sheeting or other covering. doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete all as specified and as directed.

S & F steel work in tubular or square trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to Fe 410-W (Gde-E-250 quality A) complete all as specified and as directed

S&F rolled mild steel Fe-410w (Gde-E-250) quality 'B'Roof trusses (framed ), trussed, purlins, crane gantries, rails and fastening and havy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces cleats etc complete all as specified.

S & F Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed.

S & F Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed.

M & L for 100mm thick cement concrete type B-0, 1:2:4 (using 12.5mm graded stone aggregate) as in sub base complete all as specified and as directed

Material and labour for painting 2 coats of synthetic enamel paint on steel and iron surfaces of any description over 10 cm in width or girth including preparation and one coat of red oxide primer complete all as specified and as directed.

Material and labour for rendering 10 mm in Cement Mortar 1:4 on fair faces of brick work or concrete surfaces finished even and smooth without using extra cement complete all as specified and as directed.

Extra over stone walling for hammer dressing to granite or trap face stones and dressing of face beds and joints, with maximum depression on face from straight edge held against the dressed surface not exceeding 20mm, of random rubble walling, uncoursed or brought upto courses complete all as specified and directed.

Material and labour for rendering 15 mm in Cement Mortar 1:4 on fair faces of brick work or concrete surfaces finished even and smooth without using extra cement complete all as specified and as directed.

Design, supply, erection and commissioning of LAMELLA Clarifier type water treatment plant of 140 Cum/hour capacity and capability to bring down the turbudity level to 1 NTU (drinking water) from Raw water output of sedimentation tank No 02 having range max 300 NTU by utilizing entire plant.The plant should be capable of running operations 22 to 24 hours every day having the following Specifications : (i) Type of Clarifier : Lamella Plate Settler (ii) No. of unit : 01 No (iii) MOC of Chamber : Minimum 8 mm thick MS plate with Epoxy paint both side, supported with adequate Flat/Channel/angle support, The total DFT of the epoxy painted surface shall be 200 microns (iv) Volume of Chamber : 49.0 m3 (MIN) (v) Clarifier Media type : Lamella Plates (vi) MOC of Media : FRP (vii) Plate required : 162 Nos (viii) Plate size : 2000mm x 1490mm x 3.5mm thick (ix) Overflow weirs type : V Notch (x) MOC of Overflow weirs : Minimum 6 mm thick MS plate with Epoxy paint both side, supported with adequate Flat/Channel/angle support, The total DFT of the epoxy painted surface shall be 200 microns. (xi) Sludge removal arrangement : Through Pump Note:- (a) Foundation shall be designed based on OEM specifications and shall be paid under separate items of BOQ here in after. (b) Item of earthwork & foundation shall be measured and paid separately. (c) Cost of Operation and maintenance of plant with all chemicals, consumables and manpower as required for a period of 30 days to be performed by the contractor after satisfactory date of completion as certified by GE is included in quoted rate of this item. (d) Inclined plates settler type clarifier should be without any moving mechanical parts After commissioning filtered water should be tested at contractor cost and turbidity shall not exceed 1 NTU. (e) Warranty of all equipments shall be as per OEM (f)The quoted amount of this item includes cost of transportation for all lead, lifts, installations, special fittings incl errection, commissioning and testing. (g) All components are to be strictly as per the specified specifications and of aproved brand. Note :Work has to be executed by OEM/OEM Authorised Agency

Design, supply, erection and commissioning of Static Mixer cum flocculation tank made with minimum 8 mm thick MS plate painted in both side using epoxy painted and supported with adequate Flat/ channel/ angle support complete with the following details & specifications : (i) No. of SMFT unit : 01 No (ii) MOC of Chamber : Minimum 8 mm thick MS plate with Epoxy paint both side, supported with adequate Flat/Channel/angle support, The total DFT of the epoxy painted surface shall be 200 microns (iii) Volume of flush Chamber : 12.0 m3 (MIN) (iv) Volume for Flocculation Chamber: 49.0 m3 (MIN) (v) Total Volume for Chamber : 61.0 m3(MIN) (vii) Type of Mixer for Flash Zone: Rapid type Anchor Mixer (viii) MOC of Mixer for flash zone : Minimum 6 mm thick MS with Epoxy paint, The total DFT of the epoxy painted surface shall be 200 microns. (ix) Qty of mixer for Flasher Zone : 01 No (x) Power rating of STFC electric motor with gear box Assy : 0.75 KW (min) ( xi) Qty of Electric motor for Flasher Zone : 01 No (xii) Type of Mixer for Flocculation Zone: Slow Speed Paddle Mixer (xiii) Qty of mixer for Flocculation Zone : 01 No (xiv) Materials of Construction of Shaft & Blade: SS 304 (xv) Power rating of STFC electric motor with gear box Assy for Flocculation Zone : 2.2 KW (min) ( xvi) Qty of Elect motor 2.2 KWof Flocculation zone:01 No (xvii) Housing of Electric Motor & Gear box made with: C.I. (xvii) Motor Frame: MSEP (xi) shaft material grade : SS 304 Note : Contractor shall provide 1 no additional Flash mixer and floculator assy incl Electric motor as spare.

Supply, Installation, Testing and Commissioning of horizontal end suction centrifugal closed coupled pumps in CI body, with Strainer in SS 316 with matching connection to pipes of any size including vibration eliminating rubber bellows , Bronze Impeller , Motor shaft in Stainless steel AISI 316 with Carbon Ceramic Mechanical seal, Motor speed -1450 RPM, Asynchronous, 04 Poles, Continuous Operation F class insulation, protection IP-55, Operating voltage –415 V/ 3 phase, 50HZ .for using as Raw water feed pump . (2 W + 2 Stand By = 04 Nos) Efficiency class- IE-3 Flow Rate: 70 m3/Hr (min) Head: 30 meter( min) Pump shall be mounted on a concrete Foundation Projecting at least 15 cm above finished floor level” Note: Item of earthwork & foundation shall be measured and paid separately.

Supply, Installation, Testing and Commissioning of Non Clog centrifugal monoblock pumps in CI bodywith matching connection to pipes of any size including vibration eliminating rubber bellows , Motor shaft in Stainless steel AISI 316 with Carbon Ceramic Mechanical seal, Motor speed -2900 RPM, 02 Poles, Continuous Operation F class insulation, protection IP-55, Operating voltage – 415 V/ 3 phase, 50HZ . (1 W + 1 S/By = 02 Nos) for using as Sludge transfer Pump. Efficiency class- IE-3 Capacity : 5.0 m3/Hr (min) Head: 15 meter( min) Pump shall be mounted on a concrete Foundation Projecting at least 15 cm above finished floor level” Note: Item of earthwork & foundation shall be measured and paid separately.

Supply, Installation, Testing and Commissioning of horizontal end suction centrifugal coupled pumps in CI body, with pre filter in SS 316 with matching connection to pipes of any size including vibration eliminating rubber bellows , Bronze Impeller , Motor shaft in Stainless steel AISI 316 with Carbon Ceramic Mechanical seal, Motor speed -1450 RPM, Asynchronous, 04 Poles, Continuous Operation F class insulation, protection IP-55, Operating voltage –415 V/ 3 phase, 50HZ . (2 W + 2 S/By = 04 Nos) for using as Filter Feed pump . Efficiency class- IE-3 Flow Rate: 70 m3/Hr (min) Head: 30 meter( min) Pump shall be mounted on a concrete Foundation Projecting at least 15 cm above finished floor level” Note: Item of earthwork & foundation shall be measured and paid separately.

Supply, Installation, Testing and Commissioning of horizontal end suction centrifugal coupled pumps in CI body, with pre filter in SS 316 with matching connection to pipes of any size including vibration eliminating rubber bellows , Bronze Impeller , Motor shaft in Stainless steel AISI 316 with Carbon Ceramic Mechanical seal, Motor speed -2900 RPM, Asynchronous, 02 Poles, Continuous Operation F class insulation, protection IP-55, Operating voltage –415 V/ 3 phase, 50HZ . (1 W + 1 S/By = 02 Nos) for using as Filter backwashing pump . Efficiency class- IE-3 Flow Rate: 110 m3/Hr (min) Head: 25 meter( min) Pump shall be mounted on a concrete Foundation Projecting at least 15 cm above finished floor level” Note: Item of earthwork & foundation shall be measured and paid separately.

Supply, Installation, Testing and Commissioning of Vertical, down flow type Multi Grade Sand Filter- Vessel Dia -2600 mm ,Vessel height -1800 mm, Filtration Flow Rate- 70.0 m³/Hr ,Dish end Thickness -10mm, Shell Thickness -8mm , Made of MS internal epoxy painted with collector arms and distributers made MS heavy pipe, frontal piping shall be of minimum dia 150 mm with 150 mm control valves for filtration ,backwash & rinse process . working pressure 2.5 Kg/cm2, desgn pressure - 3.5 kg/cm2, Test Pressure 5.0 Kg/cm2 confirm to IS-2062. Filter Media Details and other requirements shall be as under : [i] Quart Z Pebbles of 25 mm to 18 mm not less than 100 mm thick in layer [ii] Quart Z Pebbles of 18 mm to 12.5 mm not less than 100 mm thick in layer [iii] Quart Z Pebbles of 12.5 mm to 3.0 mm not less than 100 mm thick in layer [iv] Quart Z Pebbles of 6.25 mm to 6.25 mm not less than 100 mm thick in layer [v] Filtering sand 16/32 not less than 300 mm thick layer (vi) Zeosorb / Zeolite media Specification : High purity natural Aluminosilicate microcrystallinemineral (NSF standard 61)Filtration (nominal) < 3 micron, Porosity 24 - 32 %, Particle Size 1.5-2.5 mm, Surface Area >270 m2/gram, Mesh size 18 x 35 and 8 x 14, Color Pale green/grey ,Water Retention Holds 50% of its weight., Surface Absorption Hydrophilic not less than 500 mm thick in layers. [vii] Back wash arrangement shall be made to facilitate the back washing system [viii] - [ix] Air vent system with 25 mm pipe with gun metal valve [x] Pressure relief valve, nut and bolt and gasket for filter [xi] Suitable size of main hole and hand hole. (xii) flow isolation valve type : Butterfly (xiii) Collector system : Header and lateral type Note: Item of earthwork & foundation shall be measured and paid separately.

Supply, Installation, Testing and Commissioning of Vertical, down down flow typeActivated carbon Filter- Vessel Dia -2600 mm ,Vessel height -1800 mm, Filtration Flow Rate- 70.0 m³/Hr , Dish end Thickness -10mm, Shell Thickness -8mm, Made of MS internal epoxy painted with collector arms and distributers made MS heavy pipe, frontal piping shall be of minimum dia 150 mm with 150 mm control valves for filtration ,backwash & rinse process. working pressure 2.5 Kg/cm2, desgn pressure - 3.5 kg/cm2, Test Pressure 5.0 Kg/cm2 conform to IS-2062. Filter Media Details and other requirements shall be as under : [i] Quart Z Pebbles of 20 mm to 12 mm not less than 75 mm thick in layer [ii] Quart Z Pebbles of 12 mm to 6.0 mmnot less than 75 mm thick in layer [iii] Quart Z Pebbles of 6.0 mm to 4.0 mm not less than 75 mm thick in layer [iv] Course sand 6-12 mm not less than 75 mm thick in layer (v) Activated Carbon (IV-900) Coconut shell based not less than 900 mm thick in layers. [vi] Back wash arrangement shall be made to facilitate the back washing system [vii] - [viii] Air vent system with 25 mm pipe with gun metal valve [ix] Pressure relief valve ,nut and bolt and gasket for filter [x] Suitable size of main hole and hand hole. (xi) flow isolation valve type : Butterfly (xii) Collector system : Header and lateral type Note: Item of earthwork & foundation shall be measured and paid separately.

Design, supply, Installation, testing and commissioning of Automatic variable chemical dosing system to maintain water quality (PH-7.0 to 7.4, Residual Cl -0.5 PPM, TSS < 0.5 NTU) as per details given below: (A) Automatic Variable Chlorination dozing shall be consisting of (a) Preparation tank (500 liters), Agitator for preparation tank, gearbox for agitator (15 RPM), motor for agitator incl connected item, level gauges and level sensors ( SS 316- 02 No’s), digital flow meter and solenoid valve (Acrylic CF-8), (b) transfer pump (PP) of required capacity (c) Dosing tank (500 ltr), level sensors (low level), level gauge (01 No) Solenoid valve (F8) , Dosing pump (1W+1 SB) of required capacity (MOC PTF3) incl motor and PRV for dosing pump, (d) Drain pump of reqd capacity (PP)- 1 No (e) Residual Sensor (0-2 PPM) -01 NO and Flow cell (FC-1) of MOC-Acrylic (f) Rota meter (1/2 inch, MOC-Acrylic), Sampling (needle) valve (1/2 inch; MOC-SS 304) Flow switch (1 inch, MOC – Brass) (g) Control panel comprising of PLC, HMI, VFD Drive-02 Nos, DOL starter (03 No’s), Panel box and other connected accessories, wire (1.5 sqmm/3 core) (h) Piping system consisting of pressure relief valve (1/2”, MOC-PP) 02 Nos, Pressure gauge (0-10 Bar), MOC SS 316), Damper (1/2 inch, MOC- PP) Non return valve (1/2 inch, MOC - PP) Strainer (1/2 inch, MOC-PP) Pipe (1/2 inch, MOC UPVC) Ball valve (1/2 inch, UPVC) (B). Automatic Variable alum dozing system complete with membrane type dosing pump of required capacity, suitable capacity PVC tank and other accessories incl Agitator/Gear box/motor etc required as in above for mixing, alum dosing pump and all parts in contact with the liquid shall be polypropylene, viton, Teflon and PVC. The pump O/P shall have to be automatically regulated through VFD based starter as per Input received through TSS sensor to ensure TSS < 0.5 NTU. The Alum dozing system shall be complete with optimal piping, necessary foot valves with pre filter along with all required connected accessories as per details provided in Automatic chlorine dosing system described in Ser No A above to make system fully functional to operate Alum dosing system in Automatic mode. (C) Automatic variable Alkalinity dosing system to maintain PH between the range of 7.0 – 7.4 based on feedback of PH/Alkalinity sensor. The scheme instrumentation & Control system for Alkalinity dozing system shall be similar to Ser No A and B above. NOTE :- 1. Quoted rates shall be inclusive of any additional items required to execute the chlorination / Alum dosing / Alkalinity dozing scheme to maintain requisite drinking water quality parameter in the treated water tank . 2. Standby inspection facility not to be provided in Alum dosing system & Alkalinity dosing system 3. Item of earthwork & foundation shall be measured and paid separately.

Supply, Installation Testing & Commissioning of Indoor type PLC (Programmable Logic Controller) /RTU (Remote terminal Unit) based Automation, Protection Panel for Pump, Valve operation, energy monitoring, backwash alarm generation, treated water flow regulation of main & diving pool, monitoring of water quality of swimming pool, priming arrangement of with feature of wireless Dual SIM Card based communication, suitable for control and monitoring of up to 12 Nos. Centrifugal Pumps,10 Nos. Energy Meters, 2 Nos. Motorized Butterfly Valves, 03 Nos Ultrasonic level sensor, 12 Nos. Solenoid Priming Valves (as per requirement), 12 Nos. Solenoid Air Release Valves (as per requirement), 8 Nos. pressure transmitters, 07 Nos. electromagnetic Flow Meters. The panel should be of minimum size 1200 X 950 X 300 mm front opening type, fabricated from 2.00 mm thick CRCA Sheet & mounting channel 40x40x5mm made out of Angle iron with proper ferrule & cable gland, internal wiring with PVC insulated multistranded copper conductor FRLS cable of adequate size. The Panel should have the following functionalities complete all as specified and directed:- (a) Water Level (sedimentation tanks), Flow monitoring from each filter & treated water flow to treated water tank. (b) Automatic Pump On/Off, Automatic Priming and Air Release(if reqd) (c) Automatic Operation of Motor Actuated Butterfly Valves (d) Automatic Toggling of Pumps (e) Auto Change Over in Case of Pump Failure (e1) remote monitoring &operation of flash mixer & chemical dozing system (e2) Pressure Gauges /Transmitters shall be installed in all piping systems to measure drop across pressure type filter systems & to operate alarm for backwash. Also Pressure Gauges /Transmitters shall be installed both sides of circulation pumps for checking their operational performance

Sr. Item No.54 (Contd/..) (f) Single Phasing Prevention, phase sequence corrector (g) Online UPS with battery system of adequate capacity. (h) Manual Mode Operation (all connected sub systems at filtration plant) from the RTU/ PLC based Control Panel. (j) Additionally the panel should have following specifications:- (i). Discrete Input Logic: - Sink/Source, Discrete Output Logic: - Positive Logic(Source). (ii). Should have suitable No. of Discrete Input conforming to IEC 61131-2 Type - 1 & Discrete Output: - Relay/Transistor (iii). Protocol supported : isolated serial link: Modbus master/slave and DNP 3.0 (iv). Standard supported :- ANSI/ISA 12-12-01, CSA C22.2 No 142, CSA C22.2 No 213, EN/IEC 61131-2:2007 (v) Web Services: - Integrated Web Server (vi) Should have 02 Nos. isolated RS 485 communication port, 1 Nos. Ethernet communication port with 10BASE-T/ 100BASE-TX. Should be able to latch with minimum number of Slave: - 64 Modbus TCP, & adequate DNP3.0 master/ slaves. (vii) RTU/ PLC shall be based on ARM based Controller with at least 600GHz clock frequency and 512MB RAM (viii) PLC/RTU shall be certified by NABL for electromagnetic compactability and radio distrubance standards as per CISPR22, IEC 61000-4-2:2008, IEC61000-4-3:2010, capable of sending data to multiple route and on precise location. (ix) Contractor shall consider in quoted rates for any changes in logic within 5 years of installation as per requirement of department. (x) There shall be 01 No. HMI - 10" Graphical Touch screen display with following specifications : (xi) 01 No. RS 485 and 01 No. USB port & Ethernet port (xii) Serial multilink, USB downloading port & Ethernet port (xiii) Support external data storage on a USB memory stick for storing production data and backing up applications. (ixx) 01 No. SMPS of 6.5A or above rating (to be decided as per panel design by the contractor) as suitable according to panel design. (xx) Suitable No. of interposing relays of 220VAC or 24VDC coil rating and 4A contact rating. (xxi) Suitable No. of relay cards with operating voltage 24VDC, with continuous current of 5A. Card must be of 8 channel & having 8 relays. Note: Item of earthwork & foundation shall be measured and paid separately.

S& F electromagnetic type flow meter suitable for 150-200 mm bore pipe, flow range : 0 to 200 cu .mtr/hr , liquid clean /semi clean water, wire length min 10 mtr, with IP-67 protection, 1.4 KV isolation, accuracy of less than ± 0.3% of MV, linearity of 0.5 % of MV, mounting in horizontal position, water pressure: Nominal pressure upto 200 KPa, should account for the water hammer depending on the valve closure time, current output:4 to 20 mA,local indicating through LCD display and RS 485 Modbus RTU communication protocol, capable of working in ambient temperature of 0 degree Centigrade to 75 degree Centigrade and Humidity upto 95% with response time of less than 1 Sec, working on 90-250V AC, 50Hz, Body and flanged material SS 304 or higher grade steel electrode material standard hastelloy, including necessary welding work, cutting of existing MS/DI/CI/GI pipe line and inserting new MS pipe with necessary MS bends and straight pipe upto 06 mtr and connecting with existing pipe line with necessary flanged, nut, bolts, gasket and DI/CI specials complete all as specified and directed. Flow meter must have interface with computer / laptop & should be able to monitor & control from computer, quoted rate shall also include necessary Hardware/software) Note : The cost of wires/ cables any size/ type and length required at site as per OEM's requirements including all accessories required for proper functioning of the plant deemed to be included with this item.

Supply, installation, testing and commissioning of ultra sonic level sensor with following specifications : Rust proof, Maintenance free suitable for up to 6 meter water level depth of OHTs/ U/G sump, with dead band of less than 0.6 metre, IP67 protection, accuracy of 0.25% of F.S and 4-20mA current output, RS485 Modbus RTU communication protocol, No of wires 4 wire, Beam angle less than 7.5 degree. Capable for working in ambient temperature of 0 degree Centigrade to 75 degree Centigrade, non-condensing at 25 degree Centigrade and humidity up to 95% with response time of less than 1 sec with 230VAC to 24VDC, 50Hz power supply. Non display type, in built temperature & voltage variation compensation, vertical type mounting on top of OHTs / Sump, suitable for measuring water / waste water in Sump / OHT, with all connections and fixing including clamp, nut-bolt etc complete all as specified and as directed. Note :The cost of wires/ cables any size/ type and length required at site as per OEM, s requirements . include all accessories required for proper functioning of the plant deemed to be included with this item.

Supply, installation, testing and commissioning of smart pressure transmitter based on micro capacitance Silicon sensor, smart microprocessor (2 core), output 4-20mA DC with digital communication RS485 Modbus RTU communication protocol, Housing Die cast aluminium alloy finished with polyester coating , protection class – IP68, welted parts - SS316, Flange / Diaphragm material SS316 mounting bracket : SS, turndown ratio – 100:1 & all as per tech specification

Supply and Fabrication work on M S Pipes heavy grade with all fittings i.e reducing or enlarging to required size, flanges of any size, drilling hole of suitable dia e.t.c. laid in floors or fixed to walls and ceilings etc of sizes 150 mm Dia

Supply and Fabrication work with M S Pipes of 100 mm Dia heavy grade with all fittings i.e reducing or enlarging to required size, flanges of any size, drilling hole of suitable dia e.t.c. laid in floors or fixed to walls and ceilings complete all as specified and directed

Supply and Fabrication work with M S Pipes of 50 mm Dia heavy grade with all fittings i.e reducing or enlarging to required size, flanges of any size, drilling hole of suitable dia e.t.c. laid in floors or fixed to walls and ceilings complete all as specified and directed

Supply and Fabrication work with M S Pipes of sizes 250 mm Dia heavy grade with all fittings i.e reducing or enlarging to required size, flanges of any size, drilling hole of suitable dia e.t.c. laid in floors or fixed to walls and ceilings for making Header for feed pumps.

Supply & Fixing in replacement of ISI mark butterfly valve (Slimline) of stem stainless steel PN 1.6 100mm size/bore conforming to IS 13095 complete nuts bolt and washers etc. all as specified and directed by Engineer-in-Charge.

Supply & Fixing in replacement of ISI mark butterfly valve (Slimline) of stem stainless steel PN 1.6 50 mm size/bore conforming to IS 13095 complete nuts bolt and washers etc. all as specified and directed by Engineer-in-Charge.

Supply & Fixing in replacement of ISI mark butterfly valve (Slimline) of stem stainless steel PN 1.6 150 mm size/bore conforming to IS 13095 complete nuts bolt and washers etc. all as specified and directed by Engineer-in-Charge .

Supply and Fixing ISI marked Non Return Valve( NRV) of 100 mm with nuts bolt and washers etc complete nuts bolt and washers etc. all as specified and directed by Engineer-in-Charge.

Supply and Fixing ISI marked Non Return Valve( NRV) of 50 mm with nuts bolt and washers etc complete nuts bolt and washers etc. all as specified and directed by Engineer-in-Charge

Supply, installation, testing & commissioning of online water quality analyser for turbidity & TSS through SMD & DSP based design. TSS should have proper compensation for temperature variations. The turbidity sensor should have integral bubble trap arrangement to give trouble free and noise free turbidity analysis. The turbidity has to be at the level of 1 NTU (for treated water) & shall have low range turbidity sensor with a good resolution. The analyser shall be connected through RS232/RS485 to main SCADA system. The analyser also should have facility to take input from the flow meter or level transmitter to display the same in one analyser in front display. The analyser shall be suitable for installation in open space in shaded area & sample be taken off from treated water tank. Analyser shall have immunity to RFI and EMI effect. The analyser electronics should also have surge protection inbuilt to avoid any electronic failures. Specifications:- Inputs: Turbidity, 4-20 ma (level/flow optional) Display: Touch screen,Colour TFT LCD 480 X 272 pixels with LED backlight Operating temperature: -30 Deg C to 60deg C Power supply: 90V AC to 265 VAC, or 24V DC, 15VA

Supply, installation, testing & commissioning of online water quality analyser for turbidity & TSS through SMD & DSP based design. TSS should have proper compensation for temperature variations. The turbidity sensor should have integral bubble trap arrangement to give trouble free and noise free turbidity analysis. The turbidity has to be at the level of more than 10 NTU-500 NTU(for raw water) & shall have good resolution. The analyser shall be connected through RS232/RS485 to main SCADA system. The analyser also should have facility to take input from the flow meter or level transmitter to display the same in one analyser in front display. The analyser shall be suitable for installation in open space in shaded area &sample be taken off from raw water sedimentation tank. Analyser shall have immunity to RFI and EMI effect. The analyser electronics should also have surge protection inbuilt to avoid any electronic failures. Specifications:- Inputs: Turbidity, 4-20 ma (level/flow optional) Display: Touch screen,Colour TFT LCD 480 X 272 pixels with LED backlight Operating temperature: -30 Deg C to 60deg C Power supply: 90V AC to 265 VAC, or 24V DC, 15VA

Supply and laying through trenches / duct XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 4 sq. mm two core including end cable lugs complete all as directed.

Supply and laying through trenches / duct XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 50 sq. mm 3 ½ core including end cable lugs complete all as directed.

Supply and laying through trenches / duct XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 16 sq. mm 3 core including end cable lugs complete all as directed.

M&L for earthing complete with galvanised steel earth plate electrode size 600x600x6 mm thick burried directly in ground vertically in a pit of depth not less than 2.25 mtr below ground levels with top edge of the earth plate not less than 1.5 mtr below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanised iron strip 25X4 mm earth lead by means of bolts, nuts, check nuts and washers of galvanised steel and GI pipe light grade 20mm dia bore for watering funnel with wire mesh. CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No 5 connected to earthing test point all as specified or indicated including testing on completion. NOTES 1. The unit rate includes for protection pipe and GI strip dia from top of earth plate upto 5.00 meter above groung level.

Supply & Fix GI Pipe light grade on wall/floor/trench for cable/earth strip protection with fixing arrangement size 40mm dia complete all as specified and directed.

Disconnecting and removing the existing 160 KVA Capacity DG Set, control panel board and connected all accessories from its existing position, shifting, reinstalling / testing the same with all necessary accessories to the another location all as specified and directed by Engr-in-Charge. Not:- Cost of earthwork and foundation shall be measured and paid separately

Dismantling/ taking out of any size of electric HT/LT UG cable for diversion existing underground cable for smooth execution of work & relaying the same in all respect after completion of the work all as specified and directed by Engineer-in-Charge.

M&L for cutting and tapping cast iron/ ductile iron in existing water pipe line for branch connection of the internal dia 100 mm complete incl new T all as specified and directed by Engineer-in-Charge.

Dismantling/ taking out of any size of water pipe line for diversion existing pipe line for smooth execution of work & relaying the same in all respect after completion of the work all as specified and directed by Engineer-in-Charge.

Disconnecting and removing the existing Chemical filteration plant and disconecting all accessories from its existing position and deposited to MES store yard complete all as specified and directed by Engr-in-Charge.

RS COOLING APPLIANCES