Tender For Repair/Maintenance Of Earthing Pits At Various Installations At Af Station Bhowali., bhowali-Uttarakhand

Tender For Repair / Maintenance Of Earthing Pits At Various Installations At Af Station Bhowali. - Supply & Fix In Replacement Copper Strips 32X6 Mm Onporcelin Insulator 15 Bmd Type T Placed Not More Than 50 Cm Apart Including Copper Nut & Bolts Complete All As Specified & Directed By Engr - In - Charge . ( Note : Porcelain Insulators With Nuts Bolts And Screws Will Be Measured And Paid Separatly Under Relavent Items Of This Boq ) 3 Supply Only 15 Bmd Type T With Nut Bolts / Screws For Fixing Ofaluminium Strips On Roof Including Provn Ofpcc Of Size 10Cmx10cmx10cmetcto Avoid Leakage Of Roof Complete As Directed. 4 S&F In Replacementtest Point Terminal Block Made Out Of Gun Metal Or Phosphorous Bronze Size 150X150x75 Mm Depth , Drilled , Cutting Upper & Lower Portion For Incoming & Outgoing Including Double Insulators Two Coat Of Synthetic Enamel Paint Complete As Directed . 5 Supply And Fix In Replacement Air Termination Rod Single Pointed Aluminium 12 Mm Dia & 300 Mm Long . 6 Supply And Errect In Replacement Vertically Gi Steel Tubing 40 Mm Bore Medium Grade Complete With Fittings For Raising Height Of Existing Air Termination Rods To Site Present Requirements. 7 M&L For Pcc 1:2:4 Type B1 With 20 Mm Graded Stoneaggregate As In Fixing Insulators Gi Tubing Etccomplete All As Specified And As Directed By Engineer-In-Charge. 8 Material And Labour For Earthing In Replacementcomplete With Copper Earth Plate Electrode 600 Mm X 600 Mm X 3.15 Mm Thick Burried Directly In Ground ( Earth Pit Not Less Than 2.25 Metres Deep Below Normal Ground Level ) With Top Edge Of The Plate Not Less Than 1.5 Metre Below Normal Ground Level Connected To Copper Earth Strip 20X3mm Size ( Upto 7.5 Metre From Ground Electrode ) By Means Of Copper / Brass Bolts, Nuts, Check Nuts And Washers All As Shown In Electrical Plate No.3 Of Mes Schedule Part-I, Connected To Earth Test Terminal Block And Testing On Completion With And Including 40Mm Bore Light Grade Gi Protection Pipe For Strip Upto Plingth Protection, Pcc Pit In Mix 1:3:6 Type C1, With Rcc 1:2:4Type B-1, 40 Mm Thick Cover, Reinforced With 6 Mm Dia Ms Bars 3Nos. Both Ways With Lifting Hook Made Out Of 6 Mm Dia Bar, Watering Arrangement With Funnel And Wire Mesh And 20 Mm Bore Medium Grade Gi Watering Pipe, Common Salt And Charcoal Filling, Necessary Excavation And Earth Work Complete. 9 Repair Of Earth Pit Incl Required Excavation , Earth Work And Pcc Work To Make Good Damaged / Disturbed Surfaces Of Earth Pit Chamber & Making Required Pit Cover Of Rcc 1:2:4 Type B1 Using 20 Mm Graded Stone Aggregate Reinforced And Lifting Handle On Rcc Cover With 8 Mm Bars At 150 Mm Centre To Centre Both Ways Incl Supply & Fixing Of Wire Mess And Funnel Including Re-Connection Of Earth Wire / Strip With Panel / Transformer Using Gi / Copper Nut, Bolts Washer Complete All As Specified And Directed 10 Supply & Fix In Replacementgalvanised Iron Strip 32 X 6 Mm On Pole / Tfr / Lt Panels Etc Including Nut & Bolts / Washers Complete All As Specified & Directed By Engr - In - Charge .

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	07-01-2023	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	14-01-2023
2	14-01-2023	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	19-01-2023

INR 500 /-

INR 5 Lakhs /-