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| 1 | ConstructionofTubeWellupto100mtr.depth inalltypeofrocksbyDTH system&overburdentoaccommodatecasingpipeoffollowingsizesinall typesofsoils&overburdenincludingloweringofcasingpipes,(ifrequired) excluding cost of casing pipes, as per IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work would becompletedafterobtainingsandfreewater.Thetubewellshouldhavea through out bore as per nominal dia of casing pipe. |
| 2 | Nomonal bore 200 mm dia |
| 3 | Add 15% extra on above item (Item no 2.1.1 to 2.1.3) for drilling depth beyond 100 mtr and upto 200 mtr, rate shall be applicable for only extraJepth beyond 100 mtr and up to 200 mtr. |
| 4 | Testing vertically of tube well by plumbing system and yield test and draw down test by pumping system as per IS : 2800 (Part-II)-1979 as amended up to date. |
| 5 | Testing vertically of tube well by plumbing system and yield test and draw down test by pumping system as per IS : 2800 (Part-II)-1979 as amended up to date. |
| 6 | Supply of ERW M.S. Black casing pipe ISI marked (IS:4270/2001) of amended up to date of grade Fe 410 of following sizes. |
| 7 | 200 mm dia NB( Thickness of pipe 5.4 mm & mass of tube 28.46Kg/m) |
| 8 | Labour chargefor making slots on blank pipes made of ERW MS black pipe of following sizes, the slotting should be as per IS :8110-2000 or as amended upto date.200mm dia nominal bore of 5.4 mm thickness |
| 9 | Providing & laying ISI marked GI Pipe “A” (light)class as per IS: 1239 part 1 2004 or amended up to date for casing pipefor submersible cable external/internal work 40 mm dia complete in all respect. |
| 10 | Supply & Installation of Three phase ISI marked submersible motor pump set of three star or better rating of BEE and as per IS: 8034-2018 (pump) and IS 9283-2013 (motor) or as amended up to date of approved make of following duty condition with required accessories including making connection suitable for tube well/DCB. The job includes lowering of motor pump, installation of complete fitting & accessories, jointing of electrical cables up to switch board, testing of submersible pump set and interconnection up to water mains, complete in all respect. 15 KW (20 HP) and above, head above 120 mtr. |
| 11 | Supply and Fixing of electric control feeder panel comprising of suitable rating MCCB , fully automatic star-delta starter, over load relay,ampere meter with CTs, volt meter, phase preventer, suitable starting capacitors, phase indicators, lightingarrangementetc.completesuitableforthreephasepumpset.The panelshouldhavespaceforenergymeter(suppliedbyDISCOM). Allthese equipments shall be housed by panel box made out from 18 gauge M.S. Sheet with powder coating. Panel shouldbe of minimumsize900 x600 x450 mm with Stand ( made of angle iron of size 35x35x5mm) duly bolted/screwed with enclosure box having 4 legs, each leg’s length 18\" and double door including in built locking system.The legs should be embedded in M-15 cement concrete plat form. The size of CC platform should be equal or bigger than the base size of panel having height of at least 200 mm from ground level. The panel should have opening of suitable size in front of space for energy meter with glass for meterreading.Theoperationofpanelshouldbesuitableforon440VoltAC Supply. Above 15 HP and up to 20 HP |
| 12 | Supply & Fixing of ISI marked three core PVC flat submersible cable as per IS 694:1990 or amended up to date and conducter as per classof 5 of IS 8130:1980 including making connection etc.3 core 6.0 mm2 |
| 13 | supply and fixingXLPE insulated / P.V.C. sheathed cable of 1.1KV grade with aluminium conductor Armoured of IS:7098-I/1554-1 approved make in ground as per IS:1255 including excavation of 30cmx75cm size trench,25 cm thick under layer of sand,IInd class brickscovering, refilling earth,compaction of earth, makingnecessary connection, testing etc. as required of size. 16.0 sq.mm, 4 core |
| 14 | Plate Earthing as per IS:3043 with G.I. Earth plate of size 600mm x 600mm x 6.0mm by embodying3 to 4 mtr. below the ground level with 20 mm dia. G.I. \"B\" class watering Pipe including all accessories like nut, bolts, reducer ,nipple, wire meshed funnel, and C.C.finished chamber covered with hinged type with locking arrangement C.I. Cover,C.I. Frame of size 300mm x 300mm complete with alternate layers of salt and coke/charcoal, testing of earth resistance as required. |
| 15 | Supply & Fixing M S clamp set of 50x6 mm flat from iron with nuts and bolts etc for holding the riser pipe assembly of submersible pump set. |
| 16 | S & F tube well cover M.S. Sheet 8mm thick at & 5mm thick 100mm wide shroud around the edge so as to form a cap on the top end of casing pipe with G. I. nipple 45cm long and two GI flange at both end of suitable size passing through a hole in the center of MS sheet. A 25mm socket with end plug shall also be welded over top plate for measurement or water level and with suitable hook under the top of the plate for tieing submersible PVC rope ( as per drawing enclosed ). A GI nipple having outside thread of size ½” ( for installation pressure gauge ) shall be provide & welded with GI nipple near top plate nipple shall be provided with end plug.200mm Dia |
| 17 | Providing & lowering in tubewell isi marked GI Pipe “B (medium)class as per IS:1239part I 2004 or amended up to date, threaded and double flanged (welded) on both ends two number 25×3 mm msflat welded on both ends between pipe & flange, rubber washer & nut bolts etc. complete in all respect.50 mm dia |
| 18 | Providing, installing, testing and commissioning of double flanged bulk flow meter with removable mechanism, of class B conforming to ISO 4064/1 or amended upto date of approved make including cost of all material andlabouras per specifications with GI Box (sheet 16 SWG) suitable with locking arrangement of following dia. 50 mm dia |
| 19 | Providing & Fixing pump safety cage as per specifications or as directed by Engineer in charge. |
| 20 | Providing & Fixing of double flanged, CI body, ISI marked NRV of approved make of following sizes 80 mm dia |
| 21 | Supplying & Installing 100 mm diameter sealed diaphragm bourdon type pressure gauge of range 0 to 10 kg.including all jointing material as per specification with safety cover. |
| 22 | Pipe Line |
| 23 | Providing, lowering, laying and jointing in trenches,standard lengths HDPEISI marked Pipes as per IS-4984: 1995 (amended upto date)with necessaryjointing material like mechanicalconnestors, i.e.thread/insertjc›int/quickreleasecouplerjoint/compression fitting jointorflangedjointandspecialsjointingpipebyeléctro fusionwelding method,includingalltaxes,transportationand freightcharges,inspectioncharges,loading/ unloadingchai‘ges, stacking of pipes, including cost of labour and material, specials (Tee, bend etc.), satisfactory hydraulic testing, disinfection, commissioning etc. complete as per technical specifications and direction of Engineer in-charge of following class and diameter. (excluding earth work) . Note : Providingand fixing of ali requisitespecialsas per drawing, design and layout are inclusive in RM measurementof the item and shall not be paid separately.Supply may be in coil or straight length in 6 M/12 M. |
| 24 | HDPE PE-100 PN-10 110 mm Dia |
| 25 | Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches for water supply pipe lines,shoring and strutting if required as per required gradient and line including safety provisions using site rails and stacking excavated stuff including up to all required lead cleaning the site etc. complete forlifts up to 1.5 depth and strata as specified. The work also includesdepositing and refilling of trench with watering & ramming /compacting in layers and disposal of surplus excavated soil as directed for lead up to 50 mtr. In all type of soil |
| 26 | Providing, lowering,aligning, fixinginposition inpipe line,CID/FSluice valves straightandpocketlessbodypassageofapprovedmakeof following Pressure rating & dia complete, confirfing to IS:14846 (amended up to date) and of following specifications: Body, Bonnet, Wedge, Gland, ThrustPlate, Cap & Hand wheel of Grey cast iron of IS:210/ FG200Stem - SS 304 ,Body Seat ring, Wedge facing ring & Bushes - LTB2/ SS,Face to face dimensionsas per IS 14846/2000 (amendedup todate) ,Epoxy(Non-Toxic-suitablefordrinkingwater)applied inside and outside,Flanges Drilled as per IS 1538. Nut-Bolt confirming to IS:1363 and IS: 1367/ CS/ galvanised‘steelInsersion rubberof black EPDM 6mm thick . Sluicevalvesincludingalljointing&jointingmaterial,labour,testingand commissioningalongwithpipelineasperTechnicalSpecificationsandasper direction of Engineer-in-charge.Note: Rates are exclusive of tail piece/ dismantling joints and earth work.Manually Operated CI Sluice valve of Class PN-1.0 (100 mm) |
