GE/KHU-99/2025-26 REPAIR MAINT OF PP-R PIPE GI PIPE AND EXTERNAL WATER SUPPLY NETWORK INCL HOT WATER SUPPLY AND CONNECTOR WORKS AT ACHINATHANG HANUTHANG GANASOKE H BROKE AND BATALIK AREA AND INCL RO PLANT AT BIAMAH IN THE AOR OF AGE BR-II KHALTSI UN

Excavation in trenches, getting out in hard/dense soil not exceeding 1.5m deep and not exc 1.5m wide for taking out and laying the existing cable .GI pipes etc. any size at places complete all as specified and directed.

Removing of surplus soil to a distance not exceeding 50 mtr complete all as specified and deposited where directed at a level not exceeding 1.5m above the starting point all as specified.

Returning filing in including spreading levelling, watering & well ramming in layers not exceeding 25 Cm thick all as specified.

Taking up/down GI/DI pipe and connection from trenches incl connected fittings/accessories complete of following sizes for re use of serviceable pipes and removing the U/S pipes from site for taking credit

50mm bore

40mm bore

25mm bore

Supply, laying & testing in trenches GI pipe medium grade ISI marked with all fittings complete all as specified for following sizes.

50mm bore

40mm bore

25mm bore

Supply & fixing in repairs of PVC float valves high pressure with polythene float and fly nut complete screwed for iron pipe or brass ferrule of 20mm bore complete all as specified and directed by Engineer-in-Charge.

Material and labour for brick masonry valve pit nominal size 60 cm x 60 cm x 60 cm with one brick thick wall using precast cement block of size 20cmx10cmx10cm brick in cement mortar 1:6 over 20 cm thick PCC plate form with 15 cm off set on every side of 1:3:6 type C-1 including plastering of internal surfaces and exposed surfaces with 15 mm thick plastering in cement mortarf 1:4 and 50- mm thick RCC cover (in two equal parts 1:2:4) type B-1 with 10 mm dia deformed bars at 10 cm interval on both side including necessary form work with 150 mm dia hole in the center complete all as specified and as directed by Engineer-in-Charged

Supply and fixing of gun metal gate valve ISI marked with iron wheel screwed down high pressure screwed both ends for iron pipe of size 40 mm bre complete all as specified and directed by Engineer-in-Charge.

All as per item 08 here in before but 25mm bore

All as per item 08 here in before but 50 mm bore

M& L for rewinding submersible pump of capacity up to 7.5 HP with existing size wire with copper conductor of standard size including Varnish insulation paper and soldering of connection etc. Assembly of motor with pump set with necessary studs, bolts, washer etc complete with all connection all as specified and as directed by Engr-in-Charge. Note:- item rate includes transporation of motor from site to workshop and back.

M&L for lifting of submersible pump motor set of any description and capacity including dismantling MS column pipe, steel wire rope from the bore well upto a depth of 90 mtr and Re-installations the same pump and motor set in the bore well in the same position alongwith all necessary work like fixing of column pipe, connections of rope with U clamps, connection to the discharge line, dry revolution test etc complete all as specified and directed.

Supply and fix in replacement submersible flat .black pvc cable of size 6 sqmm,3 core un-sheathed copper conductor as per IS 694.complete all as specified and directed

Supplying and laying in replacement of synthetic Rubber insulated mat 2 mm thick for voltage upto 3.3 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m complete all as specified and directed

S&F in repair star -delta Starter for capacity 5 HP sumbersible pump of , 415 volts, 50 HZ 3 Phase incl the necessary wiring connection to the pump complete all as specified and directed.

S&F in repair DOL Starter for capacity 3 HP sumbersible pump of , 415 volts, 50 HZ 3 Phase incl the necessary wiring connection to the pump complete all as specified and directed.

S&F in repair 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) of 20mm bore UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches/ wall/ floor complete all as spd and directed. Note :- All connceted fittings like elbow,tee,reducer coupler will be count in RM

All as per item No. 17 above but size of pipe 25 mm bore

All as per item No. 17 above but size of pipe 32 mm bore

S& F in repair 3 layer PPR gate valve 20mm bore complete all as spd and directed.

All as per description of ser item No.20 here -in-before but 25 mm dia

All as per description of ser item No.20 here -in-before but 32 mm dia

M&L for connection of PP-R distribution branch with PP-R main of following sizes by providing and fixing tee including cutting and making fusion joint of size 16 to 40 mm etc.

Supply and fix in repair of heating element of capacity 2 KW with capillary thermostat 7" adjustable upto 70 degree celcius cut-off ,20A/220 volts for the sintex water tank incl plumbing wks complete all as specified and directed.

Supply and fixing in repair of heat tracing cable ( self regulating) 14 AWG nickel plated copper bus conductor for PPR pipe rated ouput wattage at -10 to 5 degree 30 w/m at 220 V complete all as specified and directed.

Supply and fixing in repair of heat tracing cable ( self regulating) 14 AWG nickel plated copper bus conductor for GI pipe rated ouput wattage at -10 to 5 degree 30 w/m at 220 V complete all as specified and directed.

Supply and fixing in replacement of damaged nitrile insulation 19mm thick over PPR/GI pipes of 20mm bore size complete all as specified and directed.

All as per ser item No.27 here -in-before but for 25/32 mm dia

S&F in replace auto cut controller for tracer/antifreezing cable complete with all electrical connection, 230V, 50 Hz all as specified and directed.

Supply and laying in replacement of HDPE(High density Polyethylene) flexible pipe size 32/40 MM ( Coil Form) complete with accessories such as socket, tee, bend, nipple etc for leakproof joint fix on wall /floor/ surface all as directed by Engr-in-charge .

Supply and fix in repair of 4 sqmm 2 core copper PVC insulated un-sheathed fexible cable comleted all as specified and directed.

Supply and fix in repair of junction box of size 195x140x65 mm (IP 66) water tight for termination of power cable and tracer wire 15-20A/220V compete all as spd.Make - Sintex Model No. GSJB -1510 or its equivalent

Repair/Replacement of Earthing complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised iron srip 25x4 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion.

Taking down old un-serviceable panel of any type and size and supply ,installation, comissioning and testing of factory made LT double door type panel board as per CPRI design made of CRCA sheet of 3.15 mm thick, outdoor type totally enclosed with front opening hinged doors with canopy sloped top projected and plinth mounted , weather and water proof as per IS-8623 copper bus bar with phase and neutral, insulators suitable for 3 phase 4 wire LT AC, 50HZ, 433 volts, 200 Amps, capacity complete with necessary locking arrangement and bus bar insulated with PVC sleeves in colour RYBN with bus bar tapings for MCCB's, copper control wiring of required size for instruments and mounted on MS channel of suitable size over PCC pillar duly finished with cement paster including fixing accessories, earth work and excavation and duly powder coated on out side and inside including provision of the following :- Note: Design & Drawing shall be approved by GE before procurement (a) MCCB 125 Amps, fixed thermal magnetic release type,25KA, AC 50 Hz, 4 pole - 01 No (Incoming) (b) MCCB 63 Amps, fixed thermal magnetic release type,25KA, AC 50 Hz, 4 pole - 02 No (outgoing) (c) MCCB 40 Amps, fixed thermal magnetic release type,25KA, AC 50 Hz, 4 pole - 01 No (Outgoing) (d) MCB SPN 32 Amps, 230 V, 10 KA breaking capacity C series 2 pole - 01 No (Outgoing) (e) Indication lamp (R,Y,B), LED type, with toggle switches ( Set of 3) - 1 set . (f) Ammeter , 3 Phase ,Digital Type ,200 Amp with Suitable CTs Complete (h) change over 125 Amps -01 Nos

Routine repair maintenance & Servicing of CENTRAL REVERSE OSMOSIS WATER TREATMENT PLANT Complete with Electrical / Control Panels and all connected Gadgets / Devices including Routine Checking of Metering Equipments like Voltmeter, Ammeter, Flow Meter, Conductivity Meter (TDS Meter) PH Meter, Pressure Meter etc. including removal/replacement of defective parts having capacity of delivering Pure, Safe and Healthy Drinking Water 5000 Ltr/Hr by removing dissolved Solids like Calcium, Magnesium, Sodium Bicarbonate, Chlorides, Sulphides, etc. in Water by 90-95% and reducing Harmful Minerals like Arsenic, Fluorides, Lead, Bacteria, etc. and bring Water Hardness Level to Safe Drinking Water Limits, Skid Mounted type alongwith Routine maintenance of RO Water Supply Pumping Set 3.0 HP capacity Each, complete all as specified and as directed :- NOTE :- (a) The work shall be executed through authorized applicator/OEM at an interval of EVERY 30 DAYS and/or as and when required/directed by the Engineer-in-Charge to examine and repair maint of complete Plant. The OEM representative will report to the JE E/M and Engineer-in-Charge for his Every Visit min 6 visit through out the contract period , failing which no Payment will be allowed to the Contractor. (b) The Plant shall not remain Non Operation more than 8 HOURS after complaint ( any failure of equipment which causing affect the operation of the plant ) received to you otherwise a recovery @ Rs. 300.00 PER HOUR shall be charged from the Contractor beyond 8 HOURS for Non Operation of Plant. (c) The Quoted Unit Rate includes Labour Only for replacement of any type of Spares & Filters, as and when required basis. (d) The Quoted Unit Rate includes the Cost of Chemicals as recommended by Manufacturer for Flushing/Cleaning the System. (e) The Quoted Unit Rate is inclusive of Periodical Back Wash for every months for moderate fouling or as and when required to maintain as per the Treatment Guideline of Plant including Cleaning. (f) The Quoted Unit Rate includes the replacement of Minor Spares like Washers Nylon/ Lead, Teflon Tape, Bolt & Nuts, Gland Packing, Gasket, etc. other than specifically Priced. (g) Major Spares like Micron Filter, Membrane, MCCB, Contactors, Relays incl all electronics components will be Measured and Paid for separately.

Supply only in replacement of Micron Filter of size 4 Inch dia x 20 Inch Length with Filter capacity upto 1 micron (as approved) and Fixing-in-repairs, complete all as specified and as directed.

Supply only in replacement of Ultaviolet (UV) ,Ultrafilter (UF) TDS water purifire system for Central RO Plant (as approved)any type of filter as per site requirment and Fixing-in-repairs, complete all as specified and as directed.

Supply only in replacement of activated carbon filter for Central RO Plant Make -Aquapura model no. AQUAPURA5000 (as approved) and Fixing-in-repairs, complete all as specified and as directed.

Supply only in replacement of RO membrance Central RO Plant Make -Aquapura model no. AQUAPURA5000 (as approved) and Fixing-in-repairs, complete all as specified and as directed.

Supply only in replacement of overload relay of capacity 9-12 Amps ,rated operational voltage 415 V,50Hz trip class 10A for the RO plant stater motor complete all as spd and directed.

Supply only in replacement of Single phase preventor for 2 to 5 HP motor ,voltage 280-415V,3 phase ,50 Hz for RO plant complete all as spd and directed.

Supply only in replacement of MCCB 4 pole 63 Amps 16KA Thermal magnetic setting type incl providing suitable thimbles/extended terminal with nuts,bolts and washers etc. all as directed by Engr-in-Charge.

M& L for rewinding submersible pump of capacity 12.5 HP to 15 HP with existing size wire with copper conductor of standard size including Varnish insulation paper and soldering of connection etc. Assembly of motor with pump set with necessary studs, bolts, washer etc complete with all connection all as specified and as directed by Engr-in-Charge. Note:- item rate includes transporation of motor from site to workshop and back.

M&L for repairing and cleaning of existing water treatment vessel for RO plant and same as material complete filling in vessel and serviceable condition directed by Engr-in-charge

S&F in repair star -delta Starter for capacity 15 HP centrifugal motor of , 415 volts, 50 HZ 3 Phase incl the necessary wiring connection to the pump complete all as specified and directed.

Supply and fix in repair of HDPE (High density Polyethylene) flexible pipes ISI marked SDR 7.4 (PN16) of 50 mm bore confirming to IS code 4984:2026 for water supply incl assessories laid in surface /wall/ floor complete all as spd and directed.

Material and labour in repair of PCC (1:3:6) C-2 using 40mm graded aggergate pedestal nominal fix for foundation/ supporting upto the base of main delivery GI pipe line/ LT pannel/ water tank etc complete all as specified and directed.

Material and labour for Bands,straps,supportsorstays for rainwater, ventilating pipes, including bolts, if required: hooks (stay), heavy, for large gates; hook and pintle hinges: large hasps and staples; chains; hand made sliding bolts; clamps; hold fasts; wall ties; hooks for hanging fans; plain angle cleats for securing purlins to wood trusses or rafters; knee piece inserts; two way and three way straps, plate washers and similar small articles conforming to Fe-290 Gde-E-165 complete all as specified and directed.

Deduct Credit for Demolished/Dismantled material Rs (-)66,184.00 (Minus) as listed in Schedule 'A' Part-II (Credit Schedule) Note : Tenderers will not quote against this item being a tentative amount, to be considered to arrive at the 'Contract Sum'.

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