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| 1 | Constructionoftubewellfromgroundlevel& upto 100mtrdepthto accommodatehousingandassemblypipeoffollowingsizesinalltypeof alluviumstrata unconsolidatedformationsuchaspebbles,bouldersetc.by percussion/rotary drilling method as per IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended up to date) and technical specifications, with gravel as per IS:4097-1967 and it\"s packing as per IS: 2800 (Part I & II) 1979 as amended uptodate(theworkincludesthecostofgravel&it\"sprimarypackingand packingduringdevelopment,loweringofhousing&strainerassemblypipes withsupplyandwrappingofcoir-rope,wherevernecessaryforarrestingfine sandparticlesanddevelopmentwork,butexcludingthecostofhousingand strainerpipeassembly).Theworkwouldbecompletedafterobtainingsand free water. |
| 2 | Nominal bore 125 mm dia. |
| 3 | Add15%extraonaboveitemfordrillingdepthbeyond100mtr,Ifdepthofbore is more than 100 mtr. |
| 4 | 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. |
| 5 | Nominal bore 125 mm dia. |
| 6 | Add15%extraonaboveitemfordrillingdepthbeyond100mtr,Ifdepthofbore is more than 100 mtr. |
| 7 | Constructionoftubewellfromgroundlevelandupto100mtr.depthand above of following sizes in all types of soils in alluvium strata, unconsolidated formation such as pebbles, boulders etc. by bailing method and without gravel packing as per IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work includes formation of cavity at bottombydevelopmentwithappropriateaircompressororbailerpumping and also lowering of casing pipe but excluding cost of the casing pipe.The tube wellshouldhaveathroughoutboreaspernominaldiaofcasingpipe. The work would be completed after obtaining sand free water. |
| 8 | Nominal bore 125 mm dia. |
| 9 | Constructionoftubewellfromgroundlevelandupto100mtrdepthand abovetoaccommodatehousingassemblypipeinalltypeofunconsolidated formation such as pebbles, boulders, collapsible formation etc. by Odex drilling method as per IS: IS:2800 Part 1: 1991 andIS:2800 Part II: 1979 (both amended uptodate)andtechnicalspecifications.Theworkwillincludeloweringof housing andstrainerpipeassemblyandcasingshoeincludingcostofcasing shoe, but excluding cost of the casing pipe. The work would be completed after obtaining sand free water. |
| 10 | Nominal bore 125 mm dia. |
| 11 | Supply of ERW M.S. black casing pipe ISI marked {IS:1239(Part-1:2004)}medium of following sizes at site of work. |
| 12 | 125 mm dia NB( Thickness of pipe 4.8 mm & mass of tube 16.40 Kg/m) |
| 13 | Labour charges for making slots on blank pipes made of ERW MS black pipe ISI marked of following sizes, the slotting should be as per IS:8110-1985. |
| 14 | 125 mm dia nominal bore |
| 15 | Supply&installationofGIpipe32mmmediumclass“B”withpipesockets(heavy duty). |
| 16 | SupplyandinstallationofISImarkedIndiaMarkIIHandpumpsetcompletewith cylinder & 15 connecting rods. |
| 17 | Supply and installation of ISI Marked India Mark II Hand pump set Extra-Deep (EDW) completewith cylinder and connecting rods. |
| 18 | EDWHP + 20 Connecting rod. |
| 19 | EDWHP + 23 Connecting rod + 1 Weight. |
| 20 | EDWHP + 26 Connecting rod + 2 Weight. |
| 21 | EDWHP + 30 Connecting rod + 3 Weight. |
| 22 | Supply and installation of ISI mark connecting rod as per departmentalspecifications. of3 meter length. |
| 23 | Installation ofIndia Mark II/III E.D. I & II hand pump set complete on existingplatform. |
| 24 | Constructionof185cm.diaplatformasperapproveddesign&drawingofUNICEF. |
| 25 | Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches of required width and gradient for laying and jointing of pipe line including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 Mtr. including taking out the excavated soil, and then returning the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layer by ramming, watering etc. and disposal of surplus excavated soil as directed within a lead of 50 Mtr. including required all safety provisions etc.:All kinds of soil |
| 26 | Above 1.5 mtr and up to 3.0 mtr. |
| 27 | Supplyand amp; fixing Pre-cast RCC Rinngs at the mouth of recharge shaft of M20 mix with40 mm thickness Diameter 900 mm |
| 28 | upplyand amp; lying River-gravels of following sizes in recharge shaft, filter pit after screeningand amp; washing from kachha shift without deduction of voidsSize 9 to 12 mm |
| 29 | Supplyand amp; lying River-gravels of following sizes in recharge shaft, filter pit after screeningand amp; washing from kachha shift without deduction of voidsSize 3 to 5 mm |
| 30 | Supplyand amp; laying of clean, clear sharp river sand of size 1 to 2mm coarse, without deduction of voids. |
| 31 | Providing and laying in position cement concrete including curing, compaction etc. complete in specified grade excluding the cost of centering and shuttering - All work up to plinth level. M15 grade Nominal Mix1: 2: 4 (1 cement : 2 coarse sand : 4 graded stoneaggregate20 mm nominal size). |
| 32 | STEEL REINFORCEMENT: Providing and fabricating reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding (including cost of binding wire) all complete up to floor five level. Thermo-mechanically Treated bars (Conforming of relevent IS code) |
| 33 | Providing and laying in position specified grade ofcement concrete forall RCC structural elements upto plinth level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement: 3 coarse sand) and making good the joints and cost of plastizers( if required) excluding the cost of centering, shuttering and reinforcement. M20 grade Nominal Mix / Design Mix |
