Bengaluru Water Supply And Sewerage Board Tender

code07 - 300 mm diameter 22.50 Degree

code13 -  Installation, Commissioning and Testing (for receipt of readings to theBulk Flow Metering and Monitoring System SCADA Centre ) of HARToutput ( flow rate and Totalizer) based Electromagnetic Induction BulkFlow Meters approved make to the feeder mains . The flow meter shall befull bore type shall be installed as per Manufacturer Recommendations.The Electromagnetic Induction Bulk Flow meters shall comply with thespecifications mentioned. The maximum allowable measuring errorshall be +/- 0.2 % of the volume. The meter transmitter shall convertthe HART Output to produce reliable and correct output. The data tothe remote server shall be transmitted with HART Protocol RemoteTelemetry Device(RTU)..The Remote Telemetry Devices to Monitor theReal Time Water Flow and Totalizer by converting Output from Bulkflowmeter (the Output is of HART output). The transmitter or the modemprovided shall be of HART ( Highway Addressable Remote Transduser)type, which shall work in the master mode to read the totalizer andflow rate including panel box. The Remote Telemetry Devices shall haveatleast the following specification.All data will be read via HART protocoland transmitted to the client Server via FTP Hardware:: Power: 12VDC, Connectivity: Builtin 3G with 2G fall back connectivity, Input HART:Builtin HART Modem in Master Mode to read flow rate and totalizer value,Digital inputs to connect to Door sensor and AC relays, One Relay outputto switch on Light inside the enclosure, One MicroUSB port to configurethe gateway, Customized sheet metal box, Operating Temperature: -10 to+70 Deg C operating, High Gain GPRS Antennae. Software :: Linux basedOperating System, Programmable via C and Node.js, ReAP Frameworksupporting HTTP and FTP, Option to configure 3 FTP Sites for datatransfer, Option to configure 1 HTTP url for data transfer, AutomaticUpgradation of Firmware and Configuration Software via Over the Air.The cost includes all materials,accessories,labour complete. Battery Operated

code08 -  300mm diameter 45 Degree

code11 - Providing, fabricating and fixing at site various diameter MS MJ ends with dummy plates to suit DI spigots end as per the sketch. The cost is inclusive of all materials, i.e, rubber 'O' rings, flanges, bolts and nuts, dummy plates, consumables, hire charges, tools and welding equipments, lead and lifts, etc. complete as per the instructions of Engineer in charge

code03 - In ordinary/soft rock without blasting upto 1.5 m depth

code02 - Earth work excavation for pipeline trenches in all kinds of soils by mechanical means as per drawing and technical specifications, including setting out, construction of shoring, strutting, barricading, caution lights, bracing, using sight rails & bonding rods at every 100 mm wherever necessary as directed, removal of stumps and other deleterious matter, dressing of sides and levelling the bottom of trench to the extent required, utilising the available excavated earth locally for the work etc., and all other appurtenances complete in the following strata. All kinds of soils. Depth upto 1.50 m

code10 - Manufacturing, providing, trasporting, rolling, lowering, laying, jointing& testing and commissioning of MS specials of minimum 8mm thicksuch as bends, tail pieces, reduces etc. conforming to IS-7322:1985with latest amendments and including perfect linking and welding ofjoints to correct position includng cost and conveyance of materialswith all lead and lifts, cost all labour and giving satisfactory hydraulictest as per IS:3589:2001 with latest amendments for test pressure and working pressure both at factory and site etc. complete as per detailedspecifications with inside lining two coat of food grade epoxy paintingof approved make with Each coat of 250 micron thick (after dry) overone coat of food grade epoxy primer of approved make with minium of50 micron thick (after dry) and outside 25mm thick coating in CM 1:3by providing 50x50mm weld mesh including loading and unloading ofthe pipes for the following category to suit PSC / MS / CI / AC / DI /PVC pipes. The weight of MS shell only by considered before lining andcoating for arriving at the rate. The thickness of plate will be specified bythe engineer. (Contractor will make his own arrangements for procuringwater for testing for: Note: 1) For small works where the C.M. lining isnot practicable for inside surface of the pipe, food grade expoxy paintingof two coat over one coat of epoxy primer may be proposed and gotapproved. 2) The above rates are applicable only for pipe works etc.complete pipe bends,branches,tail pieces,reducers etc., for upto 500mm dia pipes.

code15 - Removal of unserviceable soil with disposal upto a suitable distance as directed by the Engineer incharge of work. for:

code18 - Providing and laying Bituminous Macadam with 100 TPH capacity hot mix plant batch type using crushed aggregates of specified grading premixed with bituminous binder VG-30 @ 3.3% by weight of mix, transported to site, laid over a previously prepared surface with mechanical paver finisherto the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction 300 mm dia line

code20 - Providing and laying Bituminous Concrete with 100 TPH capacity hot mix plant batch type using crushed aggregates of specified grading, premixed with bituminous binder VG-30 @ 5.2 per cent of mix and filler, transporting the hot mix to work site, laying with mechanical paver finisher to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 complete in all respects 300 mm dia line

code06 - Providing Ductile Iron Push on special confirming to IS 9523:200 Un Equal tee Branch 300 x 300 x 300mm

code19 - Tack coat on Bituminous surface. Providing and applying tack coat with RS1 Bituminous Emulsion using emulsion pressure distributor at the rate of 0.20 kg/m2 on the prepared bituminous surface cleaned with mechanical broom 300 mm dia line

code14 - Refilling available earth around trenches/pipelines, cables in layers not exceeding 20 cms in depth, compacting each deposited layer by rammming after watering with a lead upto 50 m , and lift upto 1.5 m. Including cost of all labour complete as per specifications.

code12 - Providing Ductile Iron Push on special confirming to IS 9523:2000 - All D.I. Flanged MJ COLLAR 300mm dia

code04 - Providing and laying Ductile Iron pipes of class conforming to IS 8329:2000 with latest amendments, conveyiing to work site, rolling and lowering into trenches, laying true to line, level and perfect linking at joints, testing and commissioning, including loading and unloading at both destinations, cutting of pipes wherever necessary, jointing with DI specials (excluding cost of specials) and rubber gaskets, cleaning the socket and spigot end with soap solution, applying soft soap to the socket and spigot ends before insertion of rubber gaskets, jacking and fixing in perfect conditions etc. The cost to include soap solution, soft soap, waste etc. and giving necessary hydraulic test to the required pressure as per ISS with all lead and lifts and cost of all jointing materials. (The contractor will make his own arrangements for water for testing. Earth work excavation in trenches to be measured and paid for seperately) Note: In sewerage projects for internal cement mortal lining ( CML ) of DI pipes, if High Alumina Cement ( HAC ) as recommended in Annexure B clause 16.3 of IS8329:2000 is considered in place of Slag or Sulphate Resistance Cement ( SRC ), the cost of pipes may be increased by 5-6% from the prices listed. For 300mm dia lineDI K9 Pipes.

code05 - Providing and fixing DI Resilient seated soft sealing SLUICE VALVE of variouis dia. with body bonnet of Ductile Iron (DI) conforming ti IS-1865 with the latest amendments and of grade GGG 40/50, shaft of stainless steel, wedge fully rubber lined with EDPM seals of NBR and the valves should be vacum tight and 100% leak proof with face to face dimensions as per IS 14846-2000 with the latest amendments only. The stem sealing should be with toroidal sealing rings (minimum 2 " O " rings). Body and bonnet should be coated with Electrostatically applied Epoxy Powder Coating with minimum coating thickness of 250 micron both inside and outside. The rate is inclusive of cost of valves, T.P set, galvanized bolts & nuts and rubber insertions etc. but excluding earth work. For PN-16: (Note: TP set should be considered only for DI pipes estimate. For MS pipes estimates, TP sets cost of corresponding dia shall be deducted from the SR rates of valves and provision for corresponding dia MS flanges should be made in the estimate.) etc. complete 300 mm dia sluice Valve

code09 - 300mm diameter 90 Degree