supply, delivery and installation of submersible pumping machinery no-02 at cwr to combat water crisis under itapara water supply scheme.-2 vertical submersible pumping machinery directlycoupled with wet winding type suitable size submersible motor with following specification:capacity-30³ / hour. at a head of 80 mtrs, motor submersible type 3 phase50 hz, + 3% , 415 volt ± 6% , 2900 rpm. ( dol ) ( test certificate and guarantee certificate is to be submitted at the time of delivery ) ( make-ksb / pluga / mbh / other approved make ) 3 6 mm2 x 3 core 1.1 kv grade flat submersible copper conductor cable. ( make-gloster / finolex / mescab / havells / other approved make ) 4 80 mm dia.cast iron double flanged single door swing non-return valve pn-1.6 generally conforming to is:5312 part i, having body, door, cover in graded cast iron to is:210 gr.fg200, body and door, valve suitable for a maximum working pressure of 16 kg / cm2 ( seat test ) & body tested to 24 kg / sqcm. ( make-ivi ) 5 10 mm² x 3 core aluminum armored, xlpe insulated 1.1 k.v. grade cable, conforming to is 7098 ( i ) as per direction of eic. ( make:-gloster / mescab / polycab / other approved in vendor list. ) ( make-gloster / mescab / other approved make ) 6 supply and fitting fixing of 12.5 hp dol motor starter unit 3 phase 415 volt, 50 hz.9-14 amps range at wall of pump house by using of clamp and screw as per direction of eic. ( make-l & t model no-mb1 fasd ) 7 installation of the newly supplied 12.5 hp submersible pumping machinary in the cwr opening with the aid of derrick arrangement & other tools and plants to complete the whole work as per direction of eic. 8 laying of cable 3 core 10 sqmm on wall incl. s & f ms saddles with earthing attachment in 10 swg gi ( hot dip ) wire, making holes etc. as necy. mending good damages and painting. 9 making straight through joint between 1.5 mm2 or 2.5 mm2 ( motor cable ) and 3 corex6mm2 submersible flat copper cable for extension of motor cable up to required lengh by supplying necessary seal kit to make joints leak proof all complete as per direction. ( one for star other for delta ) 10 making inter connection of the pump delivery line from top cover of the cwr to laid pump collecting main line near the cwr with above supplying and fixing of 18 nos 80 mm dia ms flange, 4 nos 80 mm dia ms bend, 4 mtr.80 mm nb medium gauge as per is:1239, 1 no 80 mm dia 150 mm long gi short piece and other necessary g.i. / ms specials as may be required as per site situation to complete the work including cutting pipes, making thread and welding the all joints properly if necessary and supplying necessary nut bolts, washer, rubber insertion etc.to complete the work as per direction and testing & commissioning of the submersible pump as per direction of e.i.c. 11 add. gst@12% 12 add. cess@1%