WORK 1 15 TH FINANCE THIRUPUNNAVASAL PANCHAYAT

Amount

Providing Borewell at Kannamangalam in Thirupuanvasal Panchayat

Conduction Geo Physical Survey

CostoferectionofM.S.Outercasingpipe400mmdiauptorequireddepth(Minimum30m)includingdrillingof450mmdiaandpullingtheoutercasingpipeafterpackingofwellasdirectedbyDepartmentAgency officers

DrillingofBorewellsanywhereinTamilnaduincludingtransporationfromoneplacetoanotherwithinTamilnaduinalluvialsoilsedimentarystrataofclayandsandstoneshalepebblesbouuldersetc.,Byfirsttakingapilotboreof150mmdiaandthenenlargingtorequireddiadirectorreverserotarymudcirculationmethodusingrotaryrigsfuel,labouranddrillingbentoniteandwaterrequiredfordrillingatsiteandincludingconstructionofmudpit etc.,complete

0 to 60m from G.L

60 to 90m from G.L

90 to 120m from G.L

120 to 150m from G.L

150 to 180m from G.L

180 to 210m from G.L

210 to 240m from G.L

240 to 255m from G.L

270 to 300m from G.L

300 to 312m from G.L

Reaming 140/150 mm dia pilot bore to 300mm dia bore as directed by the TWAD Board Officer.

0 to 60m from G.L

60 to 90m from G.L

90 to 120m from G.L

120 to 150m from G.L

150 to 180m from G.L

180 to 210m from G.L

210 to 240m from G.L

240 to 255m from G.L

270 to 300m from G.L

300 to 312m from G.L

Reaming 300 mm dia pilot bore to 400mm/450mm dia bore as directed by the TWAD Board Officer.

Upto 60m depth ending below G.L

From 60m and upto 90m depth ending below GL

From 90m and upto 120m depth ending below GL

From 120m and upto 150m depth ending below GL

From 150m and upto 180m depth ending below GL

From 180m and upto 210m depth ending below GL

From 210m and upto 240m depth ending below GL

From 240m and upto 270m depth ending below GL

From 270m and upto 300m depth ending below GL

From 300m and upto 312m depth ending below GL

SupplyandDeliveryofunplasticisedPVCCasingPipesofthefollowingdiametrein3metreslengthwithscrewedandsocketendsandcenteringguidesforevery15mlengthofpipesasperIS12812/92andDN4925andasamendedfromtimetotimetosuitdeepborewellsasabove250mdepthfordeliveryatsiteincludingloadingunloadingfreighttransit and insurance etc.,complete.

upplyof200mmNominaldia(8")DeepborewellPVCPlaincasingPipesCDwallthicknessof13.0mm to 14.30mm at site of work

Supplyof150mmNominaldia(6")DeepborewellPVCPlainCasingPipeswithexcise(CD)wallthickness of 9.5mm to 10.70mm

Supplyof150mmnominaldia(6")deepborewellPVCribbedScreenPVCcasingpipes(RDS)withsuitable1.00mmhorizontalslotwithhavingopenareas12%minimumwithallthickness9.5to10.7mm at site of work

Supply of 200mm x 150mm (8"x6") PVC casing Reducer at site of work

Supplyof200mmNominaldia(8")PVCdeepwelltopcapwithboltingarrangementsforsecuringthecap in position at site of work

Supplyof150mmdiaNominaldia(6")diaPVCdeepwellbottomcapwithboltingarrangementsforsecuting the cap in position etc.,complete

SupplyanddeliveryofClayballsofsize6mmto9mm

Labourchargesforinsertingcasingpipes(withorwithoutslots)inthedriledholes,fillingwiththeannulerspacewithpebblessizeandqualityapproved by the officer

(i) 200mm dia PVC Casing Pipe

(ii) 150mm dia PVC Casing Pipe

Chargesfordevelopingtheborewellwithaircompressorof600cfmcapacityincludingtransporation,,fuel,labouretcandassertainingtheYieldofborewellByVnotchmethodandasdirected by officer

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package}

SENTHILKUMARAN SARASU