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Tender For Augmentation Of Water Supply Installation At Chabua And Ap Hatiali At Dinjan Mil Stn; 1 Taking up to 100/80 mm borecast iron/GI pipe including all fittings, with spigot and socket ends/double flanged including burning out joints and recovering lead complete all as specified and as directed. 2 M&L for taking out vessel of existing IRPand refixing the same at the location directed by engr in charge. Foundation for refixing the existing vessel to be included the quoted price. 3 Supplying, Laying, Jointing and testing ductile iron pipe , K- 7 type with spigot and socket endsof size 100 mm dia laid in treanches including Rubeer gasket (tyton ring) jointing materials etc complete all as specified and directed. 4 Supply and fixing in repair DI/CI fittings for socketed spigot, Bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. Y junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs any shape, of size up to 150mm bore, complete all as directed. Note: 5 Supply and fix in repair cast iron sluice valve flange type of 100 mm dia PN 1.6 grade with stainless steel spindle& brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) incl taking out complete all as specified and directed. 6 Supply and fix in repair cast iron sluice valve flange type of 80 mm dia PN 1.6 grade with stainless steel spindle& brass check nut (non raising spindle type conforming to IS - 14846) including fixing to pipe line with nuts, bolt and washers, rubber gaseket(neouprene) incl taking out complete all as specified and directed. 7 Supply installation and testing of Submersible pump set suitable for 415 V, 3 phase of capacity 20HP,32-79 mtr head and 1700-700LPMall as directed. 8 Supply and fix Non Return Sluice Valve of 100 mm. 9 M & L for cutting existing steel tubing 100 mm bore and insretingof tee 100x100x100 incl packing, nut bolt,washersetc complete all as specified and as directed. 10 M & L for drilling of trial bore of size200 mm dia upto 180 mtr depth below ground at given site perfectly vertical with reverse rotory rig circulation method/by direct rotary mechanical system or any latest technology through any kind of strata of the layersincluding hard stone/boulder etc to the complete depth including submitting the strata details duly graphically recorded for injection wellin any kind of soil strata including hard stone/boulders including disposal of soil from the site complete all as specified and as directed. 11 M & L for development of trial bore by reamingof bore well from 250 mm dia to 450 mm dia hole in two steps from 250 mm to 350 mm, 350 mm to 450 mm upto 60 m depth below the ground level from the top of groundincluding disposal of soil from the site complete all as specified and as directed. 12 Ditto as above but in two steps upto 450 mm for depth exceeding 60 mtrs but not exceeding 180 Mtrs 13 Supplying , assembling, jointing and lowering 7.1 mm wall thickness 250mm dia ( internal ) ERW MS housing pipes, heavy duty conforming to SI-4270-2001 or IS-3589-2001 (steel tubes used for water wells) and fixing in position ( including necessary cleaning internal and external and painting inside of pipes with two coats of black bitumin paint suitable for drinking purpose ) in different depth as directed, plain ended, jointed heavy duty suitable size collar and 20x4 mm of suitable length MS flat iron contact guide in each joint ( 04 Nos of each joint) with butt welding joint complit surronding the pipe in both ends for development / expanding of trail bore for new borewell complete all as specified and as directed 14 Ditto as above but casing size of 200 mm dia and thickness of 5.4 mm complete. 15 Supplying, assembling, jointing and lowering low carbon galvanized (LCG) steel strainer pipe ( slotted pipe )200 mm nominalbore of wall thickness 7.00 mm cagetype wire wound screen ‘V’ shaped profile in suitable length having slots of sizeplain slotted pipe, type A, 1 mm slot openings conforming to IS-8110: 2019 and fixing in position in different depth as directed, butt welded complete all as specified and as directed. 16 Supply assembling jointing and lowering 5.4 mm wall thick 200mm diameter (internal) ERW pipes, 6.00 mtr long, bail plug made by 200mm diameter ERW pipe and one closed by 7 mm thick MS plate welded and fixing in position (including necessary cleaninginternal and external surfaces and painting inside and outside of pipes with two coats of black paint suitable for drinking purpose) and fixed at bottom of casing Pipe plane ended jointed by suitable size socket with full welding complete sorrounding the pipes in both ends to make leak proof complete all as specified and directed. 17 M & L for development of tube well in accordance with IS 2800: 2019 and IS:11189 with compressed air method (open well method), till to get the clear wateryield without sand content (beyond permissible limit), with required capacity air compressor, running the compressor for required time till well is fully developed complete all as specified and as directed. 18 M&L for yield test for the borewell by continuosly pumping for 16 hours to determine safe pumping yield andto establish maximum rate of usable watercomplete all as specified and as directed.. 19 Supply and packing stone pea gravel / hard quartz (about 90-95 percent silicon dioxide (SiO2)) an average specific gravity of not less than 2.5 not contain more than 5 percent by weight of calcareous material,of size 2 mm to 4.5 mm, free from impurities such as shale, mica, feldspar, clay, dirt, loam, hematite, organic material etc fill in all around casing pipe and slotted pipe complete all as specified anddirected 20 Supply and fixing MS reducing socket 250x200 mm having thickness 6.0 mm wall thickness heavy duty with 20x4 mm MS flat iron centre guide 400mm long 04 No for jointing housing/ blank pipe of bore well including necessary welding work complete all as specified and directed. 21 Supply and fixingWell cap in two parts made out of MS plate 5mm thick for covering tube well (internal dia 250 mm x 100 mm depth) duly welded with locking arrangement , including making holes for passing 2 run of 10 sqmm flat submersible cable & one run of support chain complete all as specified & directed . 22 S & F centralizer (centring Guides), made of flat iron and bar of hot rolled medium and high tensile structural steel of grade E 250 quality C conforming to IS 2062: 2011 and as per IS 2800: 2019 including necessary bolts & nuts & welding of required size complete all as specified and as directed. 23 Disinfection of bore well as per IS 2800: 2019 using 200 milligrams of powdered chlorine compound per litre of water present in the well and left in the well for at least 8-12 hours to ensure elimination of any bacteria complete all as specified and as directed. 24 Fabrication and supply of Strata sample wooden box, made out of 20mm thick veneered particle board and partition with 12 mm thick plywood with job 1200 x750 mm with 10 partitions of size of 150mm x150mm, 100mm deep with front glass sheet sliding type cover with almunium frame all round , 2 Nos key hole plate of size 40x25x3mm thick, complete all as specfied (Name of tubewell,location,strata sample with depth shall be written as per direction of Engineer-In-Charge. 25 Supply& fixing pressuregauge with isolation cock suitable for a working pressure of zero to 14 Kg/SqCm (Liquid based High Intensity) complete all as specified and as directed. 26 Supply and lowering 100 mm bore flange type 3 metre long heavy duty MS column pipe jointing with bolts , nuts , including making / cutting grove at flange for passing submersible cable complete all as specified & directed . 27 Supply and fixing galvanised steel wire rope multistrand of size 8 Sqmm as per ISO 4309:2019 and safe for carry a point load of 48.6 KN/5 Ton, for lowering of pump/column pipe, complete all as specified and as directed by Engr-in-Charge. 28 Testing of water in connection with chemical and biological characterstic of water to be carried out by any approved approved / recognised laboratory as approved by GE complete all as specified and directed. 29 M & L for cavation,casting PCC (1:3:6 ) block of size 1.00 x 1.00 x 0.50m (below GL 0.30, above 0.50m) including form work and make a clamp of 100x16mm flate iron with provision of nut and bolts for holding of 250 mmMS housing /columm pipe complete all as specified and directed. 30 M&L for Cement concrete type B- 2, 1:2:4 (40mm graded aggregate) 150 mm thick for lifting platform etc all as specified and directed. 31 S&F crane rail section of a span approx 4 mtrs height of grade ISCR-100 of side head with 100 mm flange width (base) 150mm and total depth 150mm overall thickness approx 75mm confirm to IS-3443-1980 with and including preprationof surface and painting work using two coats of synthetic enamel paint over a coat of primer and fixing arrangement PCC foundation complete all as directed (Note - PCC works of any type required for this job shall be measured and paid separately. 32 M&L for plain cement concrete type C2 1:3:6 (40mm graded aggregate) on foundation filling and mass-concrete for pillar and platform etc complete all as specified and directed. 33 M & L for construction of new valve chamber of size 900 mm X 900 mm X 900 mm including necessary earth work in any type of soil, PCC foundation M10(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate as in base concrete, brick work (one and half brick thick) in CM 1:6 with 20 mm thick cement plaster internally and externally in two coats of (12 mm and 8 mm) in cement mortar 1:4, 3 mm thick mild steel cover of structural steel of grade E165 as per IS 15911: 2010 riveted with angle iron (50 mm X 50 mm X 6 mm) frame of structural steel of grade E165 as per IS 15911: 2010, frame welded to base plate of size 150 mm X 12 mm and made of structural steel of grade E165 as per IS 15911: 2010, base plate fixed with 200 mm thick PCC coping in M15(Nominal Mix) using 20 mm nominal size graded crushed stone aggregate 50 mm X 50 mm X 6 mm mild steel washer, PCC benching 200 mm thick in M15(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate with necessary, welding, riveting, bolting including painting exposed steel surfaces with two coats of bituminous paint and embedded surfaces of steel with two coats of tar, finishing exposed faces of concrete surfaces and plaster surfaces with three coats of white wash as per drawing No. TD/EM/6 sheet Nos 1/2 & 2/2 of HQ CE Shillong Zone complete all as specified and as directed. 34 Supply , fix and laying PVC insulated, PVC sheathed3 Core flatcopperconductor,submersible cable 10 Sqmm size 1100 Volts grade duly including jointing with m-seal and connecting from pump set to loop in box starter with suitable size thimble and lugs and testing complete all as specified and directed. 35 Supply install of XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 bots grade, cross-sectional area of 16 sqmm X 4 core all as specified and directed. 36 Supply, installation and testing of flanged ends water meter ISI marked woltman type, Class B of following sizes 100 mm and making good connection with flanged ends, with gasket rubber sheet and nut & bolts fixing in horizontal/inclind/vertical position, including taking out unsv water meter complete all as specified and directed at site by the Engr-in-Charge. Note :- Flange joints including jointing materials shall deemed to be included in the unit rate of this item. 37 Supply, installation and testing flanged ends strainer/dirt box of 100 mm sizes with stainless steel mesh suitable for cold water meter to avoid foreign material entering into meter and making good connection with flanged ends, with gasket rubber sheet and nut & bolts fixing in horizontal/inclind/vertical position and PN 16 complete all as directed at site by the Engr-in-Charge. 38 Supply, install testing and commissioning of 100 mm dia C.I. flanged type venturimeter of length about 2 mtr in main pipe line with necessery nut bolt gasket etc for fixing of chlorine dosing NRV, measurning of flow etc,completion all as specified and as directed. 39 LT Feeder Pillar Box made out of CRCA sheet 3.15 mm thick outdoor Pedestal type totally enclosed with front and rear opening, hinged doors with projected an raised platform of suitable size weather and water proof with necessary locking arrangements along with lugs, cable glands of various sizes for cables, danger notice plate, strickering of Switcher gear about termination of switch gear, cable connector for connecting multi cables located in cable chamber terminated form the switchergear, and the nuts/ bolts etc used are to be made of rust proof material incl as per IS: 8623 tinned copper bus bar with insulators suitable for three phase and four wire LT AC, 50 Hz 415 V, 100 A capacity complete with powder coating, necessary internal electric connection as required and provision of the following:(a)MCCB AC 3 Phase 415 V, 50Hz,microprocessor release 4 pole80A capactiy 50kA (ICS=ICU 100%) with adjustable type thermal and magnetic setting release - 01 No.Outgoing :-(a) MCCB AC 3 Phase 415 V, 50Hz 3 pole 63A capactiy 50kA- 02 No(b) MCB AC ,SPN ,230 V, 50Hz32 A capactiy- 01 Nos(c) Star delta starter of 30 HP(d) Copper bus bar of 200A (e) Multifunctional Panel meter to measure voltage, current, frequency, power factor etc with all connected CTs (f) LED Indicating Lamps for each phase with colour coed Red Yellow Blue for R, Y and B Phases 40 M&L for earthingwith galvanized steel earth plate electrode 60 x 60cm x 6.0 mm thick ,buried directly in ground (earth pit not less than 2.25metres deep below ground level )with top edge of the plate not less than 1.5 metres below ground level ,connected to galvanised earth strip 32 x 6mmby means of bolts, nuts ,check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3 connected to equipment includingexcavation, earthwork, PCC pit, RCC cover 50mm thick, funnel with 20mmmdia light grade GI watering pipe, wire mesh and testing on completion all as specified and as directed. 41 Supply , install , testing and commissioning of Iron Remval Plant outdoor for capacity of 22500 LPH/ 5000 GPHdirect in- line type dual media filter system, activated carbon filter system to treat ofraw water Fe containt 3.0 PPM and treated water should have less than 0.3 PPM with all necessary civil work for foundation, Pit for valve, hardstanding for operation and maintenance, drainage for backwash water upto suitable locaiton not more than 50 Mtr from IRP as per direction of Engr in Charge alongwith the parameters mentioned below(Rates quoted to be inclusive of all the above parameters (Location : AP Hatiali)1. OXIDATION CHEMBER WITH FRONTAL PIPING & VALVES, INLET & OUTLET PR. GAUGE- 01 NoVessel Dia- 1500 MM Vessel Height- 1500 MM Shell Thickness- 6 MM Disc Thickness- 8 MM Design Pr -3.5 Kg/cm2 Media- MNO2Painting- Internal Black Bituminus painted and outside 2 coat primer. Backwash Frequency- When DP more than 0.6 kg/cm22. DUEL MEDIA FILTER WITH FRONTAL PIPING & VALVES, INLET & OUTLET PR. GAUGE- 01 NoVessel Dia- 1800 MM Vessel Height- 2000 MM Shell Thickness- 6 MM Disc Thickness- 8 MM Design Pr -3.5 Kg/cm2Media- Anthracite, Course Silex, Fine Silex, Filtering Sand, Crushed Gravels, Pebbles. Painting- Internal Epoxy painted and outside 2 coat primer.Backwash Frequency- When DP more than 0.6 kg/cm23. IRON REMOVAL FILTER WITH FRONTAL PIPING, VALVES, INLET & OUTLET PR. GAUGE- 01 NoVessel Dia- 1700 MM Vessel Height- 1500 MM Shell Thickness- 6 MM Disc Thickness- 8 MM Design Pr -3.5 Kg/cm2Media- MNO2, Filtering sand, Pebbles, Gravels.Painting- Internal Black Bituminus painted and outside 2 coat primer. Backwash Frequency- When DP more than 0.6 kg/cm24. DOSING PUMP with Agitator -02 No Capacity-0-10 LPH MOC-PP with neccessary electric connection and shed for dosing pump.5. DOSING TANK-02NO MOC-HDPE/LLDP Capacity-200 Ltr6. PRESSURE GAUGE- 03 NO MOC- GLYCERIN FILLED RANGE- 0-7 KG/CM27. AIR COMPRESSOR- 01 NO , CAPACITY- 5 HP AIR FLOW RATE- 21 CFMNote : Price for Foundation of IRP alongwith drain to be included in quoted price 42 Supply , install , testing and commissioning of Iron Remval Plant outdoor for capacity of 450000 LPH/ 10000 GPH direct in- line type dual media filter system, activated carbon filter system to treat ofraw water Fe containt 3.0 PPM and treated water should have less than 0.3 PPM with all necessary civil work for foundation, Pit for valve, hardstanding for operation and maintenance, drainage for backwash water upto suitable locaiton not more than 50 Mtr from IRP as per direction of Engr in Charge alongwith the parameters mentioned below(Rates quoted to be inclusive of all the above parameters (Location : Chabua Mil Stn)1.IRON REMOVAL FILTER WITH FRONTAL PIPING, VALVES, INLET & OUTLET PR. GAUGE- 01 NoVessel Dia- 1700 MM Vessel Height- 1500 MM Shell Thickness- 6 MM Disc Thickness- 8 MM Design Pr -3.5 Kg/cm2Media- MNO2, Filtering sand, Pebbles, Gravels.Painting- Internal Black Bituminus painted and outside 2 coat primer. Backwash Frequency- When DP more than 0.6 kg/cm22. DOSING PUMP with Agitator -01 No Capacity-0-10 LPH MOC-PP with neccessary electric connection and shed for dosing pump.3. DOSING TANK-01 NO MOC-HDPE/LLDP Capacity-200 Ltr4. PRESSURE GAUGE- 01 NO MOC- GLYCERIN FILLED RANGE- 0-7 KG/CM25. AIR COMPRESSOR- 01 NO , CAPACITY- 5 HP AIR FLOW RATE- 21 CFMNote : Price for Foundation of IRP alongwith drain to be included in quoted price 43 Excavation in trenches n. exc. 1.5 mtr wide and n. exc. 1.5 mtr in depth for foundation of pole and laying of CI/GI/DI/PPR pipe and getting out in any type of soil complete all as specified and directed. 44 Removing surplus soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified. 45 Returning filling in and including spreading, levelling,watering and well ramming in layers not exceeding 25 cm. Complete all as specified. 46 M&L for sand cushioning to under ground cable using locally available fine clean dry river sand over,under ground UG cable laid in treches and gently punning to cushioning to cable complete all as directed by Engineer-in-Charge. 47 Supplying and laying un-reinforced precast concrete cable cover, classClass LV, Type I, flat, size 250 mm x 150mm x 40mm complete all as specified and directed. 48 Taking up or down of 25 mm bore steel tubing and connections and keeping serviceable pipes in safe custady or for reuse in the work after and including cleaning as directed the following :-(Note Excavation and earth work shall be measured and paid separately under respective items of this schedule) 49 All as item above but of size 40/50mm bore 50 All as item above but of size80 mm bore 51 All as item above but of size100 mm bore 52 M&L steel water tubing of size 25mm bore galvanised, medium grade with all fittings fix to walls and ceilings or laid in flooretc complete all as specified and directed 53 S&F 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings with proper clamping system outer diameter of pipe 50mm complete all as directed. 54 S&F 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) 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. outer diameter of pipe 63mm complete all as directed. 55 S&F 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) 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. outer diameter of pipe 90mm complete all as directed. 56 S&F PP-R Gate valves (brass insert) in repairs as per requirement of the site of size 50 mm bore complete all as directed. 57 PP-R Gate valves (brass insert) in repairs as per requirement of the site of size 63 mm bore complete all as directed. 58 S&F Gun-metal, globe or gate valves of size 25mm in repairs, with iron wheel head, screwedboth ends for iron pipe and fixed complete all as directed. 59 M&L for opening of shell by cutting with gas for taking out exhausted filter media, dismantling of worn out PVC strainers and scrapping, washing inside of filter vessel and disposal of exhausted filter media materials to a distance not exc 50m from site of iron removal filter plant and cutting using gas of 10000 Gallon per hour capacity iron removal including washing, cleaning and refilling old serviceable filter media and new filter media including closing the opening using existing cutout shell by welding, filing etc writing date of cleaning and due date with paint of specific colour and complete all as specified and as directed by Engr-in-Charge.Note: New filter media shall be paid separately as supply only under respective item. 60 Supply only course sand from Barakar river of mesh size 0.8mm x 1.6mmin filter media suitable for use in existing filtration plant. 61 Supply only course sand from Barakar river of mesh size 1.6mm x 3.2mm as in filter media suitable for use in existing filtration plant. 62 Supply only cleaned & dust free Filter gravel from Barakar river of size 3mm to 6mm including washing properly before use as in filter media suitable for use in existing filtration plant. 63 Supply only cleaned & dust free Filter gravel from Barakar river of size 7 mm to 12mm including washing properly before use as in filter media suitable for use in existing filtration plant. 64 Supply only cleaned & dust free Filter gravel from Barakar river of size 25mm to 38mm including washing properly before use as in filter media suitable for use in existing filtration plant. 65 Supply only manganese di-Oxide (MNO2) as in catalytic media suitable for filtration plant. 66 S&F RCC cable route indicator with embrossing mark as LT cable/Dia of pipeline, of size75 cm x 15cm x 7.5cm complete all as specified and directed.
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