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| 1 | Based on CE&TM, RWSSMB PHED Jaipur BSR 2023 |
| 2 | (2.44) 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. |
| 3 | (2.44.1) Nominal bore 125 mm dia. |
| 4 | (2.45) 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 | (2.45.1)Nominal bore 100 mm dia. |
| 6 | (2.45.1)Nominal bore 125 mm dia. |
| 7 | (2.46) 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 | (2.46.1)Nominal bore 100 mm dia. |
| 9 | (2.46.2)Nominal bore 125 mm dia. |
| 10 | (2.47) Supply of ERW M.S. black casing pipe ISI marked {IS:1239(Part-1:2004)}medium of following sizes at site of work. |
| 11 | (2.47.1) 100 mm dia NB (Thickness of pipe 4.5mm & mass of tube 12.50 Kg/m) |
| 12 | (2.47.2) 125 mm dia NB( Thickness of pipe 4.8 mm & mass of tube 16.40 Kg/m) |
| 13 | (2.48) ProvidingandLoweringofISImarkMediumwellPVC-Ucasingand screen pipe (CM) as per IS : 12818 : 2010 or amended up to date having pipe thickness asperIScodesuitableforborewellwiththreading,windingwithsuperior qualityofplasticmesh&ropeinthreelayerswithendcapcompleteasper technical specification and direction of Engineer In charge. |
| 14 | (2.48.1) 100 mm nominal dia ( internal dia ). |
| 15 | (2.48.2) 125 mm nominal dia ( internal dia ). |
| 16 | (2.49) 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. |
| 17 | (2.49.1) 100 mm dia nominal bore |
| 18 | (2.49.2) 125 mm dia nominal bore |
| 19 | (2.50) Supply&installationofGIpipe32mmmediumclass“B”withpipesockets(heavy duty). |
| 20 | (2.51) SupplyandinstallationofISImarkedIndiaMarkIIHandpumpsetcompletewith cylinder & 15 connecting rods. |
| 21 | (2.52) Supply and installation of ISI Marked India Mark II Hand pump set Extra-Deep(EDW) completewith cylinder and connecting rods. |
| 22 | (2.53) Supply and installation of ISI mark connecting rod as per departmentalspecifications. of3 meter length. |
| 23 | (2.54) Installation ofIndia Mark II/III E.D. I & II hand pump set complete on existingplatform. |
| 24 | (2.55) Constructionof185cm.diaplatformasperapproveddesign&drawingofUNICEF. |
