REPAIR MAINT OF CHLORINATION PLANTS, ELECTRICAL PANELS, VALVES AND VALVE PITS AND CONNECTED ITEMS IN ALL PUMP HOUSE AND REPAIR REPLACEMENT OF INTERNAL WIRING WITH FITTING FIXTURES AT OTM ACCN BASISTHA UNDER GE GUWAHATI

M&L for Stequa PACK PRO V2 Automatic erosion feed enabled water sanitizer / conditioning treatment station with proportional dosing arrangement consisting of: 1) Replacement with following attachments:- a) Station Holding Assembly b) Water Inlet Regulator c) Overflow Vent d) Drain valve e) Fluid Level controller with In-built Level Switch f) Sludge Level Gauge g) Station Base Assembly with Station Base Buffer h) Material of construction: Non-metallic thermoplastic i) Maximum Temperature: 45°C j) Capacity: 100 litres k) Shape: Cylindrical 2) Replacement with following attachments of Station Hood Assembly with multi-cavity arrangement as under:- a) Custom cover b) Refill Cavity Lids c) Electrically powered drive unit with pressure resistance up to 10 Bars d) Maximum Discharge: 100 LPH e) Material of construction: Non-metallic f) Maximum Temperature: 45°C g) Shape: Circular h) Cavity Lids storage bin 3) Automation assembly with accessories Compatibility: Stequa 411 AE Refill including necessary testing and commissioning as directed complete all as specified and as directed. Make: Declibac or equivalent MES approved make.

Supply only plastic cylindrical sealed disposable sanitiser refill containing solid Chlorine for disinfection of drinking water, with arrangement for controlled release of disinfectant in water, suitable for operation through recommended dosing system. Replacement indication: visual & weight variation Water contact orifice design: Sealed when dry, exposed upon immersion Operation type: Non-contact, non-inhalatory Cylinder dia: 2.5 inches ± 0.5 inches Cylinder height: Minimum 10.0 inches ± 0.5 inches complete all as specified and directed. Make: Declibac or equivalent MES approved make

M&L for Testing of Raw water at main pump house and personal PH Following parameters is tested on regular basis from any recogonised Govt lab or authoeised lab and Testing certificate is submitted to GE Guwahati Complete as directed by Engr in charge. General: Colour, Odour, Temperature, pH, Electrical Condductivity (EC), Disolved Oxygen (DO), Turbidity, Total Dissolved Solid (TDS), Nutrients : NO3, PO4 Demand Parametete: Bio-chemical oxygen Demand (BOD), Chemical Oxygen Demand (COD) Major ions: Sodium (NA+), Potassium (K+), Calcium (Ca++), Magnesium (Mg++), Carbonate (CO3), Bicarbonate (HCO3), Magnesium (Mg++), Carbonte (CO3), Bicarbonate (HCO3), Chlorie (CL), Sulphate (SO4-), Other inorganic: Other location specific parameeters Microbiological: Faecal Coliforms/Thermotolerent coliforms Metals: s,Cd,Hg,Zn,Cr,Pb,Ni,Fe,Mn, Ag, Cu,Se. Raw water at the intake point/Jack well for surface water sources at the Once a year complete all as specified and directed.

M&L for Testing of Raw water at main pump house and personal PH Following parameters is tested on regular basis from any recogonised Govt lab or authoeised lab and Testing certificate is submitted to GE Guwahati Complete as directed by Engr in charge. General: Colour, Odour, Temperature, pH, Electrical Condductivity (EC), Disolved Oxygen (DO), Turbidity, Total Dissolved Solid (TDS), Nutrients : NO3 Demand Parametete: Bio-chemical Oxygen Demand (BOD), Chemical Oxygen Demand (COD) Major ions: Sodium (NA+), Potassium (K+), Calcium (Ca++), Magnesium (Mg++), Carbonate (CO3), Bicarbonate (HCO3), Chloride (Cl), Sulphate (SO4-). Other inorganic: Other location specific parameters Microbiological: Faecal Coliforms/Thermotolerent coliforms Quarterly sampling complete all as specified and directed.

M&L for Testing of Treated water at main pump house and personal PH Following parameters is tested on regular basis from any recogonised Govt lab or authoeised lab and Testing certificate is submitted to GE Guwahati Complete as directed by Engr in charge. General: Colour, Odour, Temperature, pH, Electrical Condductivity (EC), Disolved Oxygen (DO), Turbidity, Total Dissolved Solid (TDS), Nutrients : NO3, PO4 Demand Parametete: Bio-chemical oxygen Demand (BOD), Chemical Oxygen Demand (COD) Major ions: Sodium (NA+), Potassium (K+), Calcium (Ca++), Magnesium (Mg++), Carbonate (CO3), Bicarbonate (HCO3), Magnesium (Mg++), Carbonte (CO3), Bicarbonate (HCO3), Chlorie (CL), Sulphate (SO4-), Other inorganic: Other location specific parameeters Microbiological: Faecal Coliforms/Thermotolerent coliforms Metals: s,Cd,Hg,Zn,Cr,Pb,Ni,Fe,Mn, Ag, Cu,Se. water samples are to be collected from water teatment plant and at various point within the distribution system, including at the consumer end at the Once a year complete all as specified and directed.

M&L for Testing of Treated water at main pump house and personal PH Following parameters is tested on regular basis from any recogonised Govt lab or authoeised lab and Testing certificate is submitted to GE Guwahati Complete as directed by Engr in charge. General: Colour, Odour, Temperature, pH, Electrical Condductivity (EC), Disolved Oxygen (DO), Turbidity, Total Dissolved Solid (TDS), Nutrients : NO3 Demand Parametete: Bio-chemical Oxygen Demand (BOD), Chemical Oxygen Demand (COD) Major ions: Sodium (NA+), Potassium (K+), Calcium (Ca++), Magnesium (Mg++), Carbonate (CO3), Bicarbonate (HCO3), Chloride (Cl), Sulphate (SO4-). Other inorganic: Other location specific parameters Microbiological: Faecal Coliforms/Thermotolerent coliforms. water samples are to be collected from water teatment plant and at various point within the distribution system, including at the consumer end Quarterly sampling complete all as specified and directed.

M&L for complete removal of old existing filter media (sand,silex and pebbles) from filtration plant of personal pump house and throughly cleaning, washing the inner surface of filtarion bed and PVC pipe line (lateral and header pipes) by removing all dust particles by means of soda, bleaching powder etc by using steel wire brushes or steel scrapers comple all as specified and as directed.

Material and labour for filter media Sand of size 0.45mm to 0.70mm spreading in layers size wise with filter media as per sample approved by GE complete all as specified and as directed.

Material and labour for filter media of Fine silex of size 1mm to 2mm spreading in layers size wise with filter media as per sample approved by GE complete all as specified and as directed.

Material and labour for filter media of Coarse silex of size 3mm to 4mm spreading in layers size wise with filter media as per sample approved by GE complete all as specified and as directed.

Material and labour for filter media of Pebbles of size 15mm to 20mm spreading in layers size wise with filter media as per sample approved by GE complete all as specified and as directed.

M&L for construction of brick masonry valve pit of size 120x120x120cm (internal dimension) one brick thick wall built in CM (1:4) on 100mm thick PCC (1:4:8) type D2 (using 40mm graded stone aggregate) as in foundation, and 15mm thick rendering in cement mortar (1:4) both externally and internally, external plaster shall be up to 25cm below GL, providing valve pit cover made of 1.60mm thick MS sheet/plate, including provision of hinges, handle and locking arrangement including 40X40X3mm angle iron frame fixed on top of valve pit by means of MS hold fast 40x5mm and 150mm long, embedded in PCC (1:2:4) type B-1 (using 20mm graded stone aggregate) and wall of sub class 'B' bricks, including two coats of anti-corrosive paint over a coat of red oxide zinc Chrome primer and necessary earth work in soft/loose soil complete all as specified & directed.

S&F in repairs valve pit chamber cover of MS sheet cover 3 mm thick with handle and locking arrangement including painting with two coats of synthestic enamelled paint over a coat of red oxide primer complete all as specified and as directed.

Dismantling of existing/damaged masonry valve chamber of any size complete all as specified and as directed.

S&F, in repair, Fully Automatic Star-delta starter, 40 HP, complete all as specified and as directed.

S&F, in repair, Fully Automatic Star-delta starter, 30 HP, complete all as specified and as directed.

S&F, in repair, Fully Automatic Star-delta starter, 10 HP, complete all as specified and as directed.

S&F, in repair, DOL starter, 7.5 HP, complete all as specified and directed.

S&F in repair 100 mm bore cast iron flanged & drilled both ends sluice valve, (ISI marked) long body type, conforming to IS 14846-2000; Class PN-1.6 with iron wheel head & brass spindle including all jointing materials and mild steel nuts, bolts, washers, rubber / fibre board gaskets etc and testing complete all as specified and as directed.

S&F in repair 150 mm bore cast iron flanged & drilled both ends sluice valve, (ISI marked) long body type, conforming to IS 14846-2000; Class PN-1.6 with iron wheel head & brass spindle including all jointing materials and mild steel nuts, bolts, washers, rubber / fibre board gaskets etc and testing complete all as specified and as directed.

S&F in repair 200 mm bore cast iron flanged & drilled both ends sluice valve, (ISI marked) long body type, conforming to IS 14846-2000; Class PN-1.6 with iron wheel head & brass spindle including all jointing materials and mild steel nuts, bolts, washers, rubber / fibre board gaskets etc and testing complete all as specified and as directed.

S&F in repair 250 mm bore cast iron flanged & drilled both ends sluice valve, (ISI marked) long body type, conforming to IS 14846-2000; Class PN-1.6 with iron wheel head & brass spindle including all jointing materials and mild steel nuts, bolts, washers, rubber / fibre board gaskets etc and testing complete all as specified and as directed.

Supply only RYB indicator lamp LED type (Set of three lamp) for incoming and outgoing supply as per existing sizes complete all as specified and as directed.

Supply only Ammeter three phase digital type 50 HZ, AC 0-500 Amp range complete all as specified and as directed.

Supply only Voltmeter three phase digital type 0-500 V, 50 HZ, AC as per existing sizes complete all as specified and as directed.

Taking down carefully copper / Aluminium point wiring including (light, fan, socket or power complete fittings, such as switches, ceiling roses, pendant holders, Batten holders, shades conical fan regulators, light or power sockets etc) removing materials from site and making good disturbed surfaces of walls roofs etc complete all as specified and as directed.

Taking down carefully UNSV main switch and DB's including MCBs of of any size make, type and capacity and depositing at site complete all as specified and directed

M&L for point wiring complete with 1.5 Sqmm (nominal area) single core PVC insulated and unsheathed FRLSH multistranded copper conductor cable (maintaining colour code) 1100 volts grade drawn through and including PVC casing caping of adequate size but not less than 20mm in width and 1.2mm thick with all fittings and accossories ISI marked including modular surface box of adequate size with suitable modular plate cover for mounting modular switches, sockets, regulators, light fittings etc and complete with all fittings and accessories fixed to wall/ceiling for the following and making good the disturbed surfaces of wall / ceiling by cement mortar 1:4 including painting to existing surfaces etcwith and including provisining of 1.5 sqmm (nominal area) PVC insulated flame retardant unsheathed FRLSH cable 1100 volt grade with multi stranded copper conductor cable green in colour to common earth and connected to earth dolly for the following :-

One light/ Fan point controlled by one no one way switch complete all as specified and as directed.

One bell/buzzer point controlled by one push button on the same board with other switches or independent with cable 1.5Sqmm size complete all as specified and as directed.

One 3 pin 5 Amps socket outlet on same board with other switch complete all as specified and directed.

One 3 pin 5 Amps socket outlet on independent board with cable of 1.5 sqmm size.

All as per item No.28.00 above but wiring with 4sqmm multistranded copper conductor unsheathed and 4 sqmm copper conductor unsheathed cable as earth continuity conductor for one 3 pin 15/16 Amps switch socket combination on independent board.

M&L for sub main wiring using four single core 10 Sqmm FRLSH PVC insulated and unsheathed cable with copper conductor 1100 volts grade (FRLSH) ISI marked drawing in and including 25x12mm non metalic PVC casing N Caping & accessories like bends, tee, etc fixed on recess of wall and ceiling and connecting to earth dolly and including two single core 10 Sqmm earth wire, PVC insulated & unsheathed complete as in repair complete all as specified and as directed.. NOTE: 2 runs of main wire, 1 run of earth wire, 1 run of PVC Conduit with accessories shall be measured as one length.

M&L for sub main wiring using four single core 6 Sqmm FRLSH PVC insulated and unsheathed cable with copper conductor 1100 volts grade (FRLSH) ISI marked drawing in and including 25x12mm non metalic PVC casing N Caping & accessories like bends, tee, etc fixed on recess of wall and ceiling and connecting to earth dolly and including two single core 6 Sqmm earth wire, PVC insulated & unsheathed complete as in repair complete all as specified and as directed.. NOTE: 2 runs of main wire, 1 run of earth wire, 1 run of PVC Conduit with accessories shall be measured as one length.

M&L for sub main wiring using four single core 4 Sqmm FRLSH PVC insulated and unsheathed cable with copper conductor 1100 volts grade (FRLSH) ISI marked drawing in and including 25x12mm non metalic PVC casing N Caping & accessories like bends, tee, etc fixed on recess of wall and ceiling and connecting to earth dolly and including two single core 4 Sqmm earth wire, PVC insulated & unsheathed complete as in repair complete all as specified and as directed.. NOTE: 2 runs of main wire, 1 run of earth wire, 1 run of PVC Conduit with accessories shall be measured as one length.

Supply and fixing as in repair LED Tubelight lights fitting 1x 20W, 220V, AC decorative box type with driver, holder connecting up with LED down rod with three core flexible copper conductor cable of suitable size from ceiling rose including 1x20W LED tube rod complete all as specified and as directed.

Supply and fixingas in repair LED light fitting mirror type with high out put diffuser 2 feet, 10 watt 220 V AC decorative type with driver holder and LED lamp including connecting up with three core flexible copper conductor cable of suitable size complete all as specified and as directed.

Supply and fixing as in repair 10W LED Bulkhead light, pressure die cast housing LED bulkhead with IP65 Protection and IK09 Impact resistance suitable for surface/wall mounted,complete with all accessories pre-wired and including connecting up with twin core twisted flexible copper conductor cable with suitable size complete all as specified and as directed.

Supply and fixing as in repair LED luminaire 600 mm x 600 mm, 36 watt, 220V AC, recessed type, WITH MOTION SENSOR with high efficiency PMMA diffuser soft glare free light complete with driver, holders & LED lamp suitable for false ceiling including connecting up with driver three core flexible copper conductor cases of suitable size complete all as specified and as directed. Make- JAGUAR & Cat No.IPN_WHT_LULTSLSN36XC or Equivalent make as specified in particular specification.

Supply and fixing as in repair LED luminaire 600 mm x 600 mm, 40 watt, 220V AC, recessed type, NATURA SKY with high efficiency PMMA diffuser soft glare free light complete with driver, holders & LED lamp suitable for false ceiling including connecting up with driver three core flexible copper conductor cases of suitable size complete all as specified and as directed. Make-Havells & Cat No.NATURASKY2X2PLR40WLEDLENS840THEME+857S or Equivalent make as specified in particular specification.

Supply and fixing as in repair round shape 15 watt 220 volts AC recessed type with high efficiency PMMA diffuser soft glare free light complete with drivers, holders, LED lamp suitable for roof ceiling including connecting up with three core flexible copper conductor cable of suitable size complete all as specified and as directed

Supply and fixing as in repair LED flood light 70 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP 66 protection, with impact and corrosion resistant complete with driver and lamp complete all as specified and as directed.

Supply and fixing as in repair post top lantern LED type 20 watt 230 watt volts AC outdoor type with decorative post top for 360 degree indirect light IP 65 protection with impact and corrosion resistant complete with driver and lamp complete all as specified and directed.

Supply and fixing call bell, Ding dong, AC, 230 volt complete all as specified and as directed.

Supply and fixing Modular switch one way 5/6 Amp, 1 module, 240 Volts complete all as specified and as directed.

Supply and fixing Modular Bell push 6 Amp, 1 module, 240 Volts complete all as specified and as directed

Supply and fixing Modular switch one way modular type, 16 Amp, 1 module, 240 Volts complete all as specified and as directed.

Supply and fixing Modular socket 16A, 6 ipin, 3 module, 240 volts complete all as specified and as directed.

Supply and fixing modular electronic fan 5 step regulator, 2 module, white, EME, 120W, A/C 240 Volts complete all as specified and as directed.

Supply and fixing Dimmers and fan regulators Light dimmer 60 to 400 wtts 2 Module A/C 240 Volts. Make legrand Cat Part No 573462 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing USB Charger 3000mA/15 Watts type A+C- Make legrand Cat Part No 571688 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing square magnesium mechanism switches 6A SP 1 way 1 module 230 V AC Make legrand Cat Part No 573600 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Indian standard sockets 6A socket with shutter 3 pin ISI 2 module 230 V AC Make legrand Cat Part No 573624 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing USB Charger 3000mA/15 Watts type A+C- Make legrand Cat Part No 571689 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Hotel keycard switch Make legrand Cat prt No 572759 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Squre cover plates with metal frame Pearl aluminium cover pltes with overmoulded frme cover plate 3x6 Module Perl Aluminium Make legrand Cat Part No 575791 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Graphite cover pltes with overmoulded frame cover plate 2x8 Module Graphite Make legrand Cat Part No 575782 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Dark bronze cover plates with overmoulded frame cover plate 2x 4 Module Daark Bronze cover plate 2x8 Module Graphite Make legrand Cat Part No 575838 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Protectors and accessories Motor starter 16 A Motor starter 2 module Make legrand Cat Part No 681266 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Protectors and accessories Motor starter 25 A Motor starter 2 module Make legrand Cat Part No 681266 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Power Unit with 20 A SP MCB & 16 A plug 3 Module Make legrand Cat prt No 681227 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Arihant star 12mm Flexible Bending Profile light 12x12mm, 15 mtr long for Office, kitchen, ceilin Design Fits 8mm LED strips indoor and outdoor ue suitable for curved surfaces,durable and flexible silicone Make Havells and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Dark bronze cover plates with overmoulded frame cover plate 2 Module Daark Bronze cover plate 2x8 Module Graphite Make legrand Cat Part No 575834 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Dark bronze cover plates with overmoulded frame cover plate 3 Module Daark Bronze cover plate 2x8 Module Graphite Make legrand Cat Part No 575835 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Dark bronze cover plates with overmoulded frame cover plate Module Daark Bronze cover plate 4 Module Graphite Make legrand Cat Part No 575836 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Dark bronze cover plates with overmoulded frame cover plate Module Daark Bronze cover plate 6 Module Graphite Make legrand Cat Part No 575837 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Graphite cover pltes with overmoulded frame cover plate 2 Module Graphite Make legrand Cat Part No 575712 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Graphite cover pltes with overmoulded frame cover plate 4 Module Graphite Make legrand Cat Part No 575732 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Graphite cover pltes with overmoulded frame cover plate 6 Module Graphite Make legrand Cat Part No 575742 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing Graphite cover pltes with overmoulded frame cover plate 8 Module Graphite Make legrand Cat Part No 575752 and Equivalent make as specified in PS complete all as specified and as directed.

Supply and fixing as in repair Factory made board distribution in sheet steel enclosure vertical double door with 200 Amps rated bus bar, TPN, 4 ways, 240 Volts suitable for housing MCBs as incomer and SP MCBs as outgoing complete all as specified and as directed.

Supply and fixing as in repair factory made board distribution in sheet steel enclosure double door glazed with 200 Amps rated bus bar, SPN, 8 ways, 240 Volts suitable for housing MCBs.complete all as specified and as directed.

Supply and fixing as in repair MCB, TPN, 415 volts, C Curve, 63 Amps, 10 KA, 4P complete all as specified and as directed.

Supply and fixing as in repair MCB, SPN, 240 volts, C Curve, 63 Amps, 10 KA complete all as specified and as directed.

Supply and fixing as in repair MCB, SPN, 240 volts, C Curve, 32 Amps, 10 KA complete all as specified and as directed.

Supply and fixing as in repair MCB, SP, 240 volts, C Curve, 20-32 Amps, 10 KA complete all as specified and as directed.

M&L for earthing complete with galvanized steel earth plate electrode of 60 cm x 60 cm x 6mm thick buried directly in ground [earth pit not less than 2.25 metre deep below normal ground level] with top edge of the plate not less than 1.5 m below normal ground level, connected to galvanized earth wire of 4mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No. 3 of MES SI Part I all as specified and testing on completion including provision of earth lead protected by 15 mm dia light grade GI pipe & watering pipe shall be 20 mm bore medium grade GI pipe including all excavation and earth work, PCC pit with RCC cover, char coal, salt, funnel etc including taking down old earthing complete all as specified and as directed. Note:- Rate quoted by tenderers shall be deemed to include for following provisions-[i]. Excavation & earth work in any type of soil including removing of surplus material upto 50 m. [ii].PCC 1:3:6 type C1 using 20mm graded stone aggregate in pit & 40mm thick precast RCC 1:2:4 type B1 cover 50x50 cm with 8mm TMT bars @ 10 cm C/C both ways with handles.[iii]. Main earthing lead from earth electrode to test point upto 7.5 mtr.[iv]. Funnel with watering pipe [GI pipe] 20mm bore medium grade & copper lugs, charcoal & salt as reqd .[v]. GI protection pipe of size 15 mm bore light grade 7.5m.