Borewell & Tubewell Works Tenders

Supply and delivery of clear water vertical wet type 7.5 HP submersible pumpset suitable for 150mm dia borewell conforming to IS 8034/2002 as amended thereafter and BEE 3 Star Rated capable of discharging noted 100x175 LPM against head of water column due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze or Cast SS impeller, brass screws and CI FG 200 grade pump bowl/diffuser with ISI mark. The pump shall be directly coupled to a continous rated two pole suitable wet type vertical squirrel cage induction motor as per IS9283 /1995 as amended there after, suitable for operation in AC three phase 415 V+/- 10 %, 50 HZ +/- 5 %

Labour for drilling a perfectly vertical borehole at specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the whole hammer drilling rigs (650clm/200bsi) or combination drilling rigs as required to surt the site condition as per the direction of engineer in charge including use of own rigs with its accessories tools and panaels and consumaers etc for lowering of 125 mm dia P.V.C/G.I pipes for housing, filted with socket and with or without well screen as per the necessary for soft, medioum, hard and boulder formation (G.I/P.V.C casing pipes if required to prevent collapse of over burden is to be provided by the contractor including lowering and withdrawing after completion of (tube well).

Labour for drilling a perfectly vertical borehole at specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the whole hammer drilling rigs (650clm/200bsi) or combination drilling rigs as required to surt the site condition as per the direction of engineer in charge including use of own rigs with its accessories tools and panaels and consumaers etc for lowering of 125 mm dia P.V.C/G.I pipes for housing, filted with socket and with or without well screen as per the necessary for soft, medioum, hard and boulder formation (G.I/P.V.C casing pipes if required to prevent collapse of over burden is to be provided by the contractor including lowering and withdrawing after completion of (tube well).

Labour for drilling a perfectly vertical borehole at specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the whole hammer drilling rigs (650clm/200bsi) or combination drilling rigs as required to surt the site condition as per the direction of engineer in charge including use of own rigs with its accessories tools and panaels and consumaers etc for lowering of 125 mm dia P.V.C/G.I pipes for housing, filted with socket and with or without well screen as per the necessary for soft, medioum, hard and boulder formation (G.I/P.V.C casing pipes if required to prevent collapse of over burden is to be provided by the contractor including lowering and withdrawing after completion of (tube well).

Labour for drilling a perfectly vertical borehole at specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the whole hammer drilling rigs (650clm/200bsi) or combination drilling rigs as required to surt the site condition as per the direction of engineer in charge including use of own rigs with its accessories tools and panaels and consumaers etc for lowering of 125 mm dia P.V.C/G.I pipes for housing, filted with socket and with or without well screen as per the necessary for soft, medioum, hard and boulder formation (G.I/P.V.C casing pipes if required to prevent collapse of over burden is to be provided by the contractor including lowering and withdrawing after completion of (tube well).