|
| 1 | TUBEWELL |
| 2 | carrying out the resistivity surveyv by VES method using Schulumberger configuration for lo cation the proper sport for drilling of tube well with in the selecetd habitation. Including interpretions resistivity date and submission of and the necessary graph and photographs.(U.S.O.R. Page no. 308 item no.20.1) |
| 3 | Drilling of perfectly vertical bore vhole of a diameter suitable to receive 150 mm norinal diameter casing pipe uptodesired depth below ground level inclusive of the lbour charges for transporting , lowerining and fixing of 150 mm nominal diameter M.S./G.I./U.P.V.C. casing pipe insidethebore hole including all works pertaining to drilling such as transportion , instalation and removal of drilling of machine etc. complete.(a)In all types of collapsible strata consisting of soils clays , sand , moorum , gravel , boulders etc.(U.S.O.R. Page No. 315Item No. 21.3.1 |
| 4 | b) In all types of rocks. (U.S.O.R. Page No. 315 Item No. 21.3.2 |
| 5 | Drilling of perfectly vertical bore vhole of150 mmdiameter upto desired depth below ground level in all types of rock including all works pertaining to drilling such as transportation installation and removal of drilling machine etc. complete.(U.S.O.R. Page No. 315 Item No.21.4) |
| 6 | Drilling of perfectly vertical bore hole of 150 mm diameter up to desired depth below ground level un all types of strata including all works pertaining to drilling such as transportation installation and removal of drilling machine etc. complete in intertrappean formations (collapsible strata between rocks) including charges for transportation and making all necessary arrangements’ etc, including lowering and fixing of 125 mm nominal diameter (G.I. or U.P.V.C. casing pipe . usor pn.316 item no 21.9 |
| 7 | (b)In all types of rocks (U.S.O.R. Page No. 315 Item No. 21.3.2 |
| 8 | Drilling of perfectly vertical bore hole of 115 m.m.diameter up to desired depth below ground level in all types of rocks including all works pertaining to drilling such as transportation, installation and removal of drilling machine etc. complete. Usor pn. 315 item No. 21.2 |
| 9 | Measuring yield test of tube well by operating handpump continuously for four hours mannually.(U.S.O.R. page no. 324 Item No. 24.4) |
| 10 | Labour charges for installation of India Mark II Hand Pump with 30 meter long 32 mm dia. Riser pipe assembly and all other accessories includingtransportation of Hand Pump from specifieddepartmental stores to site. U.S.O.R. page no. 321 Item No. 23.1) . |
| 11 | Add to item No. 1 above for fixing the extra length of riser pipe assembly beyond 30 meters U.S.O.R. page no. 321 Item No. 23.2) . |
| 12 | Construction of 76 cm x 76 cm x 40 cm foundation block in 1:2:4 cement concrete for fixing the pedestal of Hand Pump including excavation , cost of material and labours etc. complete. page no. 321 Item No. 23.3) . |
| 13 | Construction of cement concrete plateform as per design around the hand pump in 1:2:4 cement concrete including excavation, centering, shuttering, cost of all the materials and labours and curing etc. complete.page no. 321 Item No. 23.4) . |
| 14 | Construction of cement concrete drain as per design in 1:2:4 cement concrete including excavation, centering, shuttering, cost of all the materials andlabour and curing etc. complete. page no. 321 Item No. 23.6) . |
| 15 | Construction of 1.20 cm x 1.20 cm x 0.20 m cementconcrete washing platform in cement concrete 1:2:4 including excavation, centering, shuttering, cost of all the materials and labour and curing etc. complete. page no. 321 Item No. 23.9) . |
| 16 | Construction of sokage pit of 70 cm dia. And 1.0 mdeep including excavation, brick lining at top in 1:4cement mortar, filling broken bricks etc. and cost ofall the materials and labour and curing etc. complete page no. 322 Item No. 23.10) . |
| 17 | ISI Mark 32 mm dia. G.I. riser pipe in 3 meterlength socketed on one end as per I.S. 1239 (Part I)1990 up-to- date amendments and socket as per I.S. 2062/1990 up-to-date amendment. page no. 339 Item No. 5) . |
| 18 | Providing and Fixing of well cap on top of the tube well for protection m.s. caps 150mm.(U.S.O.R. Page no. 319 Item no. 22.6.3) |
| 19 | Disinfection of tube well using bleaching powdersolution as per the direction of the Engineer in Charg including the cost of bleaching powder and labour etc. completeI.NO. Pn. 324 Item no. 24.5 |
| 20 | Construction of concrete block over dry tube wells for protection of size 0.45m x 0.45m x 0.45 m in M-15 cement concrete mix complete work. Page No. 316 Item No. 21.10 |
