Providing And Installation Of Neutralization System And Construction Of One No Rbtw With Other Allied Work At Belatikari Water Supply Scheme Under Sarenga Block Under Bmd Phe Dte, Bankura-West Bengal
TDR : 48870737
Tender Notice
BOQ
Expired
Bankura
West Bengal
Providing And Installation Of Neutralization System And Construction Of One No Rbtw With Other Allied Work At Belatikari Water Supply Scheme Under Sarenga Block Under Bmd Phe Dte
Name of Work: Providing and installation of Neutralization System & construction of one no RBTW with other alliedwork at Belatikari water supply scheme under Sarenga Block under BMD PHE Dte
Sl. No.
Item Description
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PART-A
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Geophysical investigation of the acquifer by electrologging system with all tools and plants as necessary including supply of necessary report (1 no pin point site to be done by 3 nos test )
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Mobilization and transportation of the rig machine and its accessories and other materials etc to the site.
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Drilling a bore hole in DTH process through any kind of soils and rocks in overburden suitable for lowering and fitting fixing of 200 mm outer dia casing pipe(casing pipe may be supplied departmentally) up to an average depth of25±5 mtrs. and subsequently 165 mm diameter boring through any kind of rocky formation upto a total depth of 170 mtrs (for dry drilling or sufficient water not achieved drilling may be continued up to 200 Mtr)including all other worksnecessary for boring and lowering fitting fixing ofMSERW /UPVC casing pipes suitable for 165mm dia drilling in rock bed and grouting the same as per direction of E.I.C.including (in case ofMSERW casing pipes) the cost of welding of M.S.E.R.W casing pipes and welding the top of the casing pipe with one 8mm thick MS cover plate(with supply and delivery of that plate) Necessary arrangement to be madefor proper security of bore hole.Note- MSERW/UPVC casing pipes should be properly insertedor lowered in overburden zone for proper RBTW formation, in case of collapse in borehole payment will be done for clear measurable depth only.
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a) 0 to 25 Mtrs/Over burden which one is more
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a) 25 mtr to 170 mtrs and above
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Supply & delivery of 200 mm nominal dia UPVC casing pipe ( minimum wall thickness 10 mm ) having 3.0 meter length each, both end threadedand one end rocketed as per direction of EIC and as per IS:12818-2010Make- Oriplast/Utkarsh/Supreme/DupollNB- Material to be supplied as per requirement of site
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Washing developing of tube well with air compressor pump and engine for 8 (eight) hours contineous pumping per dey with necessary arrangement for testing the yield in gallons as per hour with \"V\" notch including hire and lobour charges for all tools and plants and scafolding as required
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Collecting sample of water for bacteriological and chemical test from any depyh at any time during execution of work including hire & labour charges for tools and plants and sterillising the equipments, paying all charges and fees, testing etc complete in all respect as per direction
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Supply delivery and Installationof all equipments forleak absorbtion system at Gaseous chlorination unit comprising of the following materialsFRP hood for 100 kg cylinder - 4 noFlexible pipe for hood connection- 4 noCentrifugal blower, 1000 m3/hr @ 600 mmwc (1W) -1 no Drain pump for pit -1 no4” UPVC pipe with fittings , 15 meters -1 lotDrain pump piping, 2” - 1 lotEvoqua make chlorine leak detector with single sensor GSM Plus-1 setSensor for leak detectorDiffuser for neutralization system -1 noControl panel for neutralization-1 noCable and conduit for neutralization -1 lotMake-As per approved vendors for electro-mechanical items of TC & GC to be submitted during delivery of materials. (Make and drawing to be approvedfrom EIC before placement of Order) (ForInstallation of avove system rate is including of suitablecable protection pipe,including cable finishing, supplying ofall necessary metrials and etc and cost of hiring D.G set ( if required), welding machine, cutting machine to complete the jobs including necessary cutting of cement concrete (if needed)Laying of cable from 3/3½ core sqmm on wall/surface andPainting of anty corrosive paint in all respect as per tecnical specification and as per direction of E.I.C.(Any item or accessories not considered in the specification but required to complete the entire installation and operation shall have to be supplied and installed. No extra charge shall be provided for this purpose.)
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