bids are invited for tubewell work-1 (a) transportation of d.c. rig machine & its t&p from store to the site of tubewell. b. transportation of t.w. assembly from store to the site of tubewell. 2 tubewell assembly (i) 300 mm. dia 7.1 mm thick mserw housing pipe m 70 5073.00 355110.00 (ii) 300x200 mm dia m.s reducer no. 1 9072.50 9072.50 (iii) 200mm dia 7.1 mm thick mserw plain pipe m 208 2907.00 604656.00 (iv) 200mm dia 7.1 mm thick mserw slotted pipe m 42 4275.00 179550.00 (v) 200mm dia bail plug no. 1 1966.50 1966.50 (vi) 300 mm dia m.s. clamp no. 1 4607.50 4607.50 (vii) 300 mm dia well cap. no. 1 2755.00 2755.00 (viii) 300 mm dia m.s. ring no. 12 2517.50 30210.00 (ix) 200 mm dia m.s. ring no. 60 1520.00 91200.00 (x) 300 mm dia tubewell assembly support no. 1 15200.00 15200.00 (xi) 200mm m.s. centre guide set 12 988.00 11856.00 4 drilling of tubewell bore installation of rig machine alongwith dressing the site of work then drilling by 300 mm size bit upto required depth then reaming by 450mm, 550mm, and 675mm size bits, after drilling the dismantling work will be done. (i) erection of dc rig machine, t&p and camp equipages job 1 24643.00 24643.00 (ii) dismantling of rig machine and its t&p job 1 12321.50 12321.50 (iii) drilling of 675 mm dia bore from gl to 75 m. bgl m 75 2992.50 224437.50 (iv) drilling of 550 mm dia bore from 75 m to 80 m. bgl m 5 2460.50 12302.50 (v) drilling of 550 mm. dia bore from 80 m to 120 m. bgl m 40 2703.70 108148.00 (vi) drilling of 550 mm. dia bore from 120 to 160 m. bgl m 40 2865.20 114608.00 (vii) drilling of 550 mm. dia. bore from 160 to 200m. bgl m 40 3026.70 121068.00 drilling of 550 mm. dia. bore from 200 to 240m. bgl m 40 3311.70 132468.00 drilling of 550 mm. dia. bore from 240 to 280m. bgl m 40 3596.70 143868.00 drilling of 550 mm. dia. bore from 280 to 320m. bgl m 40 3881.70 155268.00 tubewell work s.no. description of works unit qty. rate (rs.) amount (rs.) (vii) drilling of 550 mm. dia. bore from 320 to 350m. bgl m 30 4166.70 125001.00 5 water arrangement charges for during the drilling job 1 28500.00 28500.00 7 barricading of site for safety with necessary t&p and required labour etc. complete. job 1 10640.00 10640.00 8 lowering of tubewell assembly and shrounding of pea-gravel lowering of 300/200 mm dia size tubewell assembly from ground level to 320 m below ground level including gravelling work etc. complete. (i) 350mm dia housing pipe from g.l to 70 m. bgl. m 70 505.40 35378.00 (ii) 200 mm. dia plain/slotted pipe from 70 m. bgl to 80 m bgl m 10 288.80 2888.00 (iii) 200 mm. dia plain/slotted pipe from 80 m. bgl to 120 m bgl m 40 329.65 13186.00 (iv) 200 mm. dia plain/slotted pipe from 120 m. bgl to 160 m bgl m 40 357.20 14288.00 (v) 200 mm. dia plain/slotted pipe from 160 m. bgl to 200 m bgl m 40 383.80 15352.00 (vi) 200 mm. dia plain/slotted pipe from 200 m. bgl to 240 m bgl m 40 407.55 16302.00 (vii) 200 mm. dia plain/slotted pipe from 240 m. bgl to 280 m bgl m 40 431.30 17252.00 (viii) 200 mm. dia plain/slotted pipe from 280 m. bgl to 320 m bgl