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| 1 | Disconnecting / Opening of existing earth conductor of GI wire / GI Strip / Copper Strip etc.from the main switch board / Euipment / test point of OTM / Married accn for testing of earth value / resistance through Digital Earth Testing Meter / Equipments as required at site and as per site condition and Record the earth resitance value of each earth pit / location wise and connecting the same after testing. Note-Earth tester shall be provide by the contractor and pore the comman salt and magnesium sulphate mixture to earthing pit . |
| 2 | S&F earth marker made out of MS Plate of size 3 mm thick , of Surface area upto 300 Sqcm of Rectangular/Round/Triangle shape duly revited with angle iron of size 25 x4 mm ,60 cm long to indicating earth result ,date ,due date including PCC 1:2:4 Type B2 using 20 mm aggregate for grouting the amrker all as specified and directed by engineeer in charge . |
| 3 | M&L Painting work for Conventional earth pits (i.e. Lightening arrestor,Signal earth,Equipment earth,Power supply earth ) by two coats yellow paints all as specified and directed by engineer in charge . |
| 4 | M&L Painting work for Chemical earth pits (i.e. Lightening arrestor,Signal earth,Equipment earth,Power supply earth ) by two coats red paints all as specified and directed by engineer in charge . |
| 5 | Supply only Comman salt all as specified and directed by engineer in charge. |
| 6 | Supply only Charcoal dust all as specified and directed by engineer in charge. |
| 7 | Supply only Vegitable soil all as specified and directed by engineer in charge. |
| 8 | Supply only Magnesium sulphate (MgSo4) all as specified and directed by engineer in charge . |
| 9 | Supply and fixing in repair GI tubing medium grade 25 mm dia in trenches for earth strip protection laid in floors/ wall etc. |
| 10 | S&F in repair GI tubing light grade 40 mm dia for earth strip protection laid in floors/ wall etc. |
| 11 | Repairs/replace to old broken / damaged earth pit Chamber and pit cover by replacing with PCC 1:2:4 Type B1 using 20mm graded stone aggregate for repair to existing earthing chamber /chamber cover and making New as per site required all as specified and directed by engineer in charge .Note: making of new chamer/cover measured in CUM |
| 12 | S&F in Repair Earth conductor or main earthing lead fixed on wall on batten or recess or chases or buried in ground or drawn in conduit / pipe or fixed to poles or any other indicated situation for loop earthing etc. as required and the size is 32 x 6 mm Gaivanised Iron strip. |
| 13 | All as per Item No. 12 above but 25x4 mm GI strip. |
| 14 | All as per Item No. 12 above but 32 x 6 mm Copper strip. |
| 15 | All as per Item No. 12 above but 20 x 3.15 mm Copper strip. |
| 16 | All as per Item No. 12 above but 25 x 3.15 mm Aluminium strip. |
| 17 | S&F in repair PVC insulated Copper cable single core multistranded of size 25 Sq mm dia including flxible PVC conduit pipe complete all as specified and directed. |
| 18 | Repairs to Earth Test Point by removing wornout rusted sheet metal box and S&F Test point terminal block made of gun metal or phosphorus bronze size 75 x 75 x25 mm drilled and screwed including 3 nos , 8 mm dia 25 mm long hex. head screw on the wall and all as specified and as directed. |
| 19 | Repairs to Copper Earth Strips by Brazing ( Gas welding) the joints in the place of nut&bolts and all as specified and as directed. |
| 20 | Repairs to GI Earth Strips by welding the joints in the place of nut&bolts and all as specified and as directed. Please Enable Macros to View BoQ information |
| 21 | Repairs to GI Earth Strips by welding the joints in the place of nut&bolts and all as specified and as directed. Please Enable Macros to View BoQ information |
