Department Of Local Bodies has published laying of sewerage line . Submission Date for this Tender is 27-01-2022. Sewerage Construction Tenders in alwar Rajasthan. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 25-Jan-2022 | BOQ | Financial Bid | 27-01-2022 |
| Sl. No. | Item Description |
| 1 | Dismantling offlexible pavementsfor sewerline and manholes and disposalofdismantledmaterialsuptoaleadof50metresas directedbyEngineerincludingallowancesforanyadditional dismantling beyondthe drawings(measurementforpaymentto be as per standard drawings), re-handling of material/earth to complete the task. Bituminous courses |
| 2 | Granular courses |
| 3 | Dismantlingofcementconcretepavementforsewerlineand manholes by mechanical means using pneumatictools,cuttingthe peripheral edge by CC cutter, breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal ofdismantledmaterialsuptoaleadof1000metresincluding allowancesforanyadditionaldismantlingbeyondthedrawings (measurementforpaymenttobeasperstandarddrawings),re-handling of material/earth to complete the task. |
| 4 | Earth workfor Sewerline and Manholein excavationinfoundation, trenches manholes,roadsidechambersetc.includingdressingof sides andramming of bottoms,including getting outthe excavated material, refilling after laying pipe/ foundation and disposal of surplus excavated material at a lead upto 50m suitable site as per direction of Engineerforfollowingdepths,belownaturalground/ Roadtop levelincluding allowancesfor any additional excavation beyondthe drawings(measurementforpaymenttobeasperstandard drawings), re-handling of material/earth to complete the task. In alltypes soils/saturatedsoilsuch as moorum,sand,sandysilt, clay, black cotton soil, kankar, etc.Depth upto 1.5 m |
| 5 | Add extra for over all depth of excavation above 1.5 m and upto3.0 m over item no 17.1.1.1 |
| 6 | Add extra for over all depth of excavation above 3.0 m and upto4.5 m over item no 17.1.1.1 |
| 7 | Providing andfixing OPENtimberingintrenches of sewerline and manholes including strutting, shoring and packing cavities (wherever required) complete for following depth below NGL. Depth upto 3.0 m |
| 8 | ProvidingandfixingBarricadingatsiteofworkforrestrictingthe general public using 80-100 mm dia Wooden Ballies as vertical post withaveragespacingof1.80meterbetweentwoverticalposts, having height atleast 1.5 m aboveroad/ groundlevel and atleast 30-45 cm belowroad/ groundlevel by making suitable size holein road/ ground, providing andfixingtworows of 80-100 mm Wooden Balliesashorizontalmemberswithjuterussies.Bothverticaland horizontal members shall be painted in red and white colour strips as per approved pattern as and whenit becomesshabby but atleast after every alternate shifting at newlocation. After shifting/removal ofbarricadingholesshallbefilledupproperlyandsiteistobe clearedinallrespect.(Note: measurementistobedoneinlinear basis) |
| 9 | Providing granular bedding having width = outer dia of pipe(Bc) + 500mm,thicknessbelowpipe=0.25Bcor100mm(whicheveris higher)andhaunching=0.5Bc,withgradedhardcrusherbroken stone of 100% passingthrough 20mm sheive, 20to 50 % passing through 10mm sheive and 100 %retain on 6.3mm sheive,layingin layersofthickness10/15cmincludingramming,consolidationetc completefor alltype of pipes offollowing sizes as per drawing and or as directed by Engineer. 200 mm internal diameter |
| 10 | Providing,fixingandconstructingofpre-castRCCM-40grade circular manholes withinternaldia1.0manduptospecifieddepth having pre-cast RCC M-40 grade circular manhole coverframe(ID 0.56m,OD0.86m,height0.20m),conicalpiece(topID0.56m, bottom ID 1.0m, vertical height 0.605m, wall thickness 125mm), and circular rings of required heights (ID 1.0m, height 150 / 300 mm, wall thickness125mm) belowconicalpieceasperrequireddepthof manhole and having steel reinforcement in all pieces of manhole @ notlessthan 80 kg per cum of concrete,including cast-in-situ PCC M-10 grade (1:3:6) foundation of 1.625m dia and 150mm thickness, PCCM15gradecircularwallID0.925m,wallthickness200mm, heightequaltoODofsewerpipe+50mm,PCCM15grade benching and channel portion and uptotoplevel of sewer pipe etc completewithcuringcompactionandformwork,supplyingand fixing heavy duty SFRC manhole cover as per IS 12592 (Part I and II),supplyingandfixingplasticencapsulatedCI/MSfootsteps, includingcostofshuttering,steelreinforcement,testingforwater tightnessetccompleteinallrespectasperdrawing,asper specification and the direction of the Engineer. Pre-cast RCC M-40 grade circular manholes 1.055 m deep to invert withpre-castmanholecoverframe(height0.20),conicalpiece (height0.605),cast-in-situ PCC M-10gradefoundation,PCC M15 grade circular wall ID 0.925m, wall thickness 200mm height equal to OD of sewer pipe + 50mm, PCC M15 grade benching and channel portion. |
| 11 | Providingandfixingpre-castRCCM-40gradecircularringofID 1.0m, wallthickness 125mm, height 150/ 300 mmfor constructing extra depth of manhole for depth beyond 1.055m as per drawing. |
| 12 | Providingandconstructingextradepthofmanhole"Type-A"for depthbeyond0.90mandupto1.65mwithSEWER-BRICK masonary including 20mm plaster inside and outside as per drawing and direction of Engineer. |
| 13 | Providing,fixingandconstructingofpre-castRCCM-40grade circular manholes withinternaldia1.2manduptospecifieddepth having pre-cast RCC M-40 grade circular manhole coverframe(ID 0.56m,OD0.86m,height0.20m),conicalpiece(topID0.56m, bottom ID 1.2m, vertical height 0.805m, wall thickness 125mm), and circularringsofrequiredheights(ID1.2m,height150/300/600/ 900mm, wall thickness 125mm)below conical piece as per required depthofmanholeandhavingsteelreinforcementinallpiecesof manhole @ not less than 80 kg per cum of concrete, including cast-in-situPCCM-10grade(1:3:6)foundationof1.825mdiaand 150mmthickness,PCCM15gradecircularwallID1.125m,wall thickness 200mm, height equalto OD of sewer pipe +50mm, PCC M15gradebenchingandchannelportionanduptotoplevelof sewerpipeetccompletewithcuringcompactionandformwork, supplyingandfixingheavydutySFRCmanholecoverasperIS 12592(PartIandII),supplyingandfixingplasticencapsulated CI/MSfootsteps,includingcostofshuttering,steelreinforcement, testing for water tightness etc complete in all respect as per drawing, as per specification and the direction of the Engineer. Pre-cast RCC M-40 grade circular manholes 1.255 m deep to invert withpre-castmanholecoverframe(height0.20),conicalpiece (height0.805),cast-in-situ PCC M-10gradefoundation,PCC M15 grade circular wall ID 1.125m, wall thickness 200mm height equal to OD of sewer pipe +50 mm, PCC M15 grade benching and channel portion. |
| 14 | Providingandfixingpre-castRCCM-40gradecircularringofID 1.2m,wallthickness125mm,height150/300/600/900mmfor constructingextradepthof manholefordepthbeyond1.255mas per drawing. |
| 15 | Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work upto plinth level : 1:4:8 (1 Cement : 4 fine/ coarse sand : 8 graded stone aggregate 40mm nominal size). |
| 16 | 1:1½:3 (1 Cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size). |
| 17 | Providing at site, lowering & laying in trenches, aligning & jointing of PVC-U pipes (SN 8) as perIS 15328 (amended upto date) and as perspecificationswithrubberringswithsocketandspigotjoint, (EPDM/SBR)foralldepthsforpipelengthasperdrawingand specificationincluding hydraulicfieldtesting(includingthe cost and conveyanceofwatertositefortesting)andcommissioningetc complete as directed by Engineer.110 mm Nominal Dia |
| 18 | 160 mm Nominal Dia |
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