tender for special repair/ replacement of water supply pipeline at af stn naliya; 1 dismantling stone slabs and tiles of any description or thickness in floors, aprons etc., laid dry and pointed 2 demolition of cement concrete (unreinforced) in ground floors and pavings n exc 15 cm thickness (below or above ground level) 3 m & l for 75 mm thick cement concrete type d-2 (1:4:8) using 40 mm graded stone aggregate as in sub base. 4 m & l for sand filling under floors or in foundations including watering and consolidation. 5 m & l for machine pressed precast concrete interlocking paver block any shape and size confirming to is 15658-2006 of 60 mm thickness, m-35 grade with grey cement and pigment. 6 all as per item no.5 above but except tiles 7 dismantling of kerb stone taking aside in any positioning ground floor and paving (above or below ground level) complete all as specified and directed. 8 providing and laying at or near ground level factory made kerb stone of m-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement : 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete. 9 excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sqm on plan and n exc 1.5 m in depth and getting out in hard/dense soil. 10 returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm. 11 removing excavated material (soils) n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point 12 taking up 150mm bore cast iron water mains (including all fittings), with spigot and socket ends and lead joints includingburning out joints and recovering lead. 13 all as per item no.12 above but of size 100mm bore 14 all as per item no.12 above but of size 80mm bore 15 taking up or down 50mm bore steel tubing and connections, including cleaning for refixing or removal to store. 16 all as per item no.15 above but of size 40mm bore 17 all as per item no.15 above but of size 25mm bore 18 all as per item no.15 above but of size 20mm bore 19 all as per item no.15 above but of size 15mm bore 20 supplying, laying, jointing, testing and commissioning of di pipe 150mm dia as per is 8329, class k-7 with inside cement mortar lining with spigot and socket ends laid in trenches complete all as specified and as directed at site. 21 all as per item no.20 above but of size 100mm bore 22 all as per item no.20 above but of size 80mm bore 23 m & l for bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) tee pieces single branch. y junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs of any bore upto 150mm, conforming to is 9523. 24 cutting 150mm bore cast iron pipes and reducing to required length before laying in position for insertion of new tees, branches, etc. 25 all as per item no.24 above but for 100mm bore 26 supply and laying 80mm bore tubes, medium grade, galvanised, with all fitting; laid in trenches 27 all as per item no.26 above but 50mm bore size 28 all as per item no.26 above but 40mm bore size 29 all as per item no.26 above but 25mm bore size 30 all as per item no.26 above but 20mm bore size 31 supply and laying 25mm bore unplasticised pvc pipes of pressure rating 10 kgf/cm2 fixed complete to walls, ceilings or in floors etc., any type of pipe. 32 all as per item no.31 above but 20mm bore size 33 all as per item no.31 above but 15mm bore size 34 m & l for refixing/relaying of old steel tubing and connections in new or old position (wall, ceiling, floor etc) of size 25mm including cutting threads if required, replacement of fittings like bends, elbow, socket, union, nipple, tappers and reducers as per site requirement etc complete all as specified and directed. 35 all as per item no.34 above but 40mm bore size 36 all as per item no.34 above but 50mm bore size 37 all as per item no.34 above but 80mm bore size 38 m & l for refixing/relaying of old di/gi pipe and connections in new or old position in trench/floor of size 100mm dia etc complete all as specified and directed. 39 s & f in repairs 25mm dia upvc ball valve 40 s & f in repair 50mm bore gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed. 41 all as per item no.40 above but 25mm bore size 42 all as per item no.40 above but 20mm bore size 43 s & f in repairs 15mm bore bib taps, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule and fixed 44 s & f in repairs 15mm bore bib tap standard of ptmt any colour high pressure screwed for iron pipe and fixed. (minimum weight 15mm-90gms/20mm-125gms) 45 supply, fixing, jointing & testing of 50mm bore cast iron butterfly valve with ss plate, designed for pressure pn 1.6 operating angle 90 degree, disc material ci with nylon coating, mounting type confirms to is-13095 complete including taking out old unserviceable valve etc all as specified and directed. 46 all as per item no.45 above 80mm bore 47 all as per item no.45 above 100mm bore 48 m&l in repair, 150mm sluice valve cast iron body class - pn 1.6, isi marked both ends flanged with brass spindle and brass check nuts with ci hand wheel including jointing material like rubber in section sheets 3mm thick, bolts, nuts and fixed to pipe line including testing complete all as specified and directed. 49 all as per item no.48 above 100mm bore 50 all as per item no.48 above 80mm bore 51 m&l in repair, 80 mm bore non return valve (reflux), cast iron body, isi marked with bypass arrangement, both end flanged including jointing material like 3mm thick rubber insertion sheet, bolts, nuts and fixed to pipe line, including testing complete all as specified and directed. 52 s&f in repair 80 mm dia foot valve ci body, flanged including jointing material like 3mm thick rubber insertion sheet, bolts , nuts and fixed to suction pipe complete all as specified and directed. 53 s&f in repair, 25mm dia cast iron, air valve with two air outlets and fixing up in 150mm dia water supply mains complete all as specified and directed. 54 s & f 20mm bore float valve with epoxy coated aluminum rod and high density plastic ball including gi fittings as required at site including taking out unserviceable float valve complete all as specified and directed at site. 55 m&l for refixing of float valves of size 20mm all etc complete as specified and directed. 56 m&l for refixing of bib tap of size 15mm all etc complete as specified and directed. 57 s&f in replacement fully automatic star delta starter for 25/35 hp suitable for submersible pump motor working voltage 415 volts of relay range 20 - 33 a, cat no. ss94366 in sheet enclosure, type mug (motor rating a c-3 duty, 415v, 50 hz, 3 phase complete all as specified and directed. 58 dismantling of existing valve chamber and construction of new valve chamber of size 1350x1000x1200mm in pcc solid block in pcc (1:5:8) type d5 built in cement mortar (1:4) with mild steel angle iron (45x45x6mm) frame including ms cover of 3mm thick and locking arrangement including excavation and earth work in soft/loose soil, pcc (1:4:8) type d2 for foundation, 50mm thick pcc coping in pcc(1:2:4) type b1 plastering in cm (1:4) 15mm thick painting with one coat of bituminous black paint on all steel surfaces all as shown on drg no ceamtd/57 sheet 1/1. 59 all as per item no.58 above but of size 1050x750x1000mm 60 all as per item no.58 above but of size 900x900x1000mm 61 all as per item no.58 above but of size 750x750x1000mm 62 s&f in repair hydrant valve single headed fixed after taking out old unserviceable valve complete all as specified and directed. 63 s&f in repair hose box made of 18 gauge ms sheet 800mm x 600mm x250mm with double door with 4mm thick glasses and door frame made of 16 gauge ms sheet painted fire red outside and brilliant white inside complete fixed on same place after taking out old unserviceable directed by engr-in-charge. 64 s&f in repair branch pipe gun metal 63mm instantaneous inlet, made threaded outlet, 15mm bore nozzle short complete all as specified and directed. 65 s & f in repair rotational moulded polyethylene water storage tanks of 5000 ltrs capacity doubled layered with marking embossed on it (cylindrical vertical with closed top) hoisted and fixed in position etc complete all as specified and directed. 66 s&f in repair rotational moulded poly-ethylene water storage tank of 500 its capacity doubled layered with isi marking embossed on it (cylindrical vertical with closed top) hoisted and fixed in position etc. complete all as specified and as directed by eic. 67 m & l for road cutting (appx. 6 rm) including excavation, returning filling and removal etc depth 60cm and provision of pcc of 30cm thick after laying of pipe line all as directed by engr-in-charge.