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| 1 | Drilling of perfectly vertical bore hole of a diameter to recieve 150mm nominal diameter casing pipe upto desired depth below ground level inclusive of the labour charges for transporting, lowering and fixing of 150mm nominal diameter M.s./ G.I /u.P.v.c. casing pipe indise the bore hole including all works pertaining to drilling such as transportation, installation and removal of drilling machine etc. complete. |
| 2 | a. In all type of collapsible strata consisting of soils, clays, sand , moorum, gravel, boulders etc. |
| 3 | b. In all types of rocks |
| 4 | Drilling of perfectly vertical bore hole of 150 m.m. diameter up to 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. |
| 5 | Disinfection of tube well using bleaching powder solution as per the direction of the Engineer in Charg including the cost of bleaching powder and labour etc. complete |
| 6 | Labour charges for installation of India Mark II Hand Pump with 30 meter long 32 mm dia. Riser pipe assembly and all other accessories including transportation of Hnad Pump from specifieddepartmental stores to site. |
| 7 | Add to item No. 1 above for fixing the extra length of riser pipe assembly beyond 30 meters. |
| 8 | 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. |
| 9 | 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. |
| 10 | Construction of cement concrete drain as per design in 1:2:4 cement concrete including excavation, centering, shuttering, cost of all the materials and labour and curing etc. complete. |
| 11 | Construction of 1.20 cm x 1.20 cm x 0.20 m cement concrete washing platform in cement concrete 1:2:4 including excavation, centering, shuttering, cost of all the materials and labour and curing etc. complete. |
| 12 | Construction of sokage pit of 70 cm dia. And 1.0 m deep including excavation, brick lining at top in 1:4 cement mortar, filling broken bricks etc. and cost of all the materials and labour and curing etc. complete. |
| 13 | Providing and fixing well cap on top of the TW for protection ms cap 150 mm dia |
| 14 | 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. |
