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| 1 | Description |
| 2 | Item no.01 Removing the existing filter media sand& supporting gravel fromthe filter bed i.e.any lead & lifts i.e. screening thegravelwithapproriate meshsieve&stacking themedia& travel as directed by the Engineerincharge. |
| 3 | Item no.02 Dismantling the R.C.C. Work 1:2:4 andsortingoutthematerialssuchas steel etc. as directed and stacking themwithin the specified lead as directed etc. complete. |
| 4 | Item no.03 Cleaning & washing of existing v-wire Laterals by using specialized acidic and alkaline chemicals to remove Scale, Sludge and other sedimental partials from lateral surface. including all materialchemicals, labour etc. |
| 5 | Item No.04 ProvidingV-wireunderdrainsystem withV-wirescreenmadeof SS304 fittedonUPVCbasepipe3.5\"dia,V wirescreenhavingscreenslotof350 micronshaving16%openareabase pipeof laterals3\"diaUPVCSCH40. Tee for main manifold with air distributionismadeofUPVCfittings, Air clamp withmain header is of UPVC saddle with SS 304 nuts & bolts |
| 6 | Item No.05 Providing and casting in situ C.C. of trap / granite/ quartzite / gneiss metalofapprovedqualityforRCC works as per detailed drawings and designs or as directed by Engineer-in-charge including normal dewatering, centering, formwork, compaction, finishing theformedsurfaceswithC.M.1:3of sufficientminimumthicknesstogive a smooth and even surface wherevernecessaryorroughening if special finish is to be provided and curing, etc. complete. (By weigh batching and mix design for M-250 and M-300 only. Use of L&T, A.C.C., Ambuja, BirlaGold,Manikgad,Rajashree,etc. cementispermitted.)(ExcludingM.S.or Tor reinforcement)5.1Slabs / Landings / Vertical Walls / Waist Slabs / Steps for Staircase In RCC M-200 |
| 7 | Item no.06 Drilling holes in existing concrete structureforreinforcementanchoring withthehelpofHILTY-500chemical including locating existing reinforcementwiththehel pofdevicePS-35 including all labour material machinery transportation charges excludingcost of reinforcement. For 12 mm dia |
| 8 | Item no.07 Providing and fixing in position steel bar reinforcement of various diameters for RCC piles, caps, footings, foundations, slabs, beams, columns, canopies, staircases, newels, chajjas, lintels, pardies, copings, fins, arches, etc. asperdetaileddesigns,drawings andschedules; includingcutting, bending, hooking the bars, bindingwithwiresortackwelding and supporting as required, etc. complete(includingcostofbinding wire).(Bd-F- 17/306) 7.1Corrosion Resistant Steel (Fe 500) |
| 9 | Item No.08 Laying of V- wire under drain systemincluding laying& fixing the laterals inpositionas shown in the drawing.Fixingendcaptooneend& ‘T‘ to the other end of the lateral. Fixing separate air header with coupler over the ‘T‘ of the lateral connectingair nipplebetween ‘T‘ of the lateral and air header with coupler whole assembly arranged as per drawing over the manifold. |
| 10 | Item no.09 Supply of Filter media fine quality sand from any source having effective size 0.45 to 0.70 and uniformity coefficientwithin the limit of 1.3 to 1.7withinpremises asper IS:8419 Part-I of 1977 including transportation, loading, unloading, stacking and for all leads. |
| 11 | Item no.10 Conveyingof filtermediasand from godown/storetofilterbox&laying properly in filter beds. |
| 12 | Item no.11 Fillingtheoldandnewfinesand in thefilterbedsproperlyingradesand layersasrequiredincludingall labour and tools & plants etc complete |
| 13 | Item no.12 Providing and applying well mixed polymer cement slurry in ratio 1:2 over well soaked but surface dry concreteandsteel rebarforadhesion of freshcementandsandmortaras per specification as directed etc. complete. (item includes use of polymerslikesikaapprovedorsimilar materialsofrelevantspecificationand scaffolding for height 8 to 10 meter) |
| 14 | Item no.13 Providing applying repair polymer mortar of thickness as per site condition and in amix of 1:5:15 (1Polymer:5cement :15sand)over freshlyappliedpolymercementslurry includingkeepingupto8 to10mm shortofoute rsurfaces and scarifying the exposed surface formechanical bondingof polymermodifiedmortar as per specification complete includingscaffoldingcuringetc.(IPTS MC 76 /Indobond AC) |
| 15 | Item no.14 Providing & applying base coat of Epoxypolyamidegel coat of (1:0.8 proportion Resin To Hardener) including surface cleaning by wire brush&removingdirt,overexisting concreteoracrylicpolymermodified plastered surface, including all labour,scaffolding if necessary etc. |
| 16 | Item no.15 Providingandapplying100%Solids polyurethanecoatingoverthePrimer coat, top coat pure thane at 1000 Micron nominal thickness as per specificationusingplural components withsuitableapplicationmethodand required equipment coating to be certified for foodgradedPUas perCFTRI or equivalent standard. |
| 17 | Item no.16 Providing and injecting epoxy grout including structuringof crack in the body of slabgirde rbysandblasting, fixing inlet tube arrangement includingcostofmaterials,machinery required for the work and labour charges etc. complete |
| 18 | Item no.17 Providing, laying, jointing SS304 pipes including specials, cost of material required for its jointing, all taxes, duties, octroi, loading, unloading, transportation, all labour, material, machining, grinding, rolling, welding, testing etc. compete. |
| 19 | Item no.18 Providing and Applying Abession resistant ACPRS PLCR SYSTEM PRIMER followed by ACPRS PLCR SSTEM abression resistant finish coat to the internal surface having two componet systemnon toxic, solvent free ,low VOC safe for contact of potable water and food stuff when applied on exposed concrete /steel surface maufacturer should have the Dakks certification as well as ISO 9001:2015 accredited for manufacturing and formulation. |
