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| 1 | Supplyand fixing Tripod Earthing (3 Set earthing inter connected to 1 set) maintenance free Earthing Solutions comprising with the following: -(1) Supply and fixing after digging bore of suitable size the CPRI tested and UL certified maintenance free earthing system having a set ofcopper bondedEarth Rodof 3meter length,50 mm diamadeofhightensilelowsteelcircularrods,molecularly bondedwith99.90%electrolyticgrade copperonouter surface (minimum copper bonding thickness - 250 microns) with exothermallyjointedcopperbusbarof size 200X25X6mm or aboveforlong lastingandconnection.EarthCopperbondedrod& exothermicallyjointedbusbarshouldbe CPRI testedon 25KA faultcurrentcomplete allasspecifiedanddirectedby engg-in- charge for complete connections. - Qty 3 Nos.- Earth Copper bonded Electrode should be tested by CPRI- Current carrying capacity of Earth Copper bonded Electrode is 25KA/Sec.(2)Supply and filling of carbon based, eco friendly earth enhancingcompoundofRHOStestedcompoundtestedby NABL accredited Lab in compliance to IEC 62561-7 and having passedleaching,sulphur,corrosionresistivitytestasperIEC 62561-7 an international standard for earth enhancement compound in compliance to IEC 62561-7 with a resistivity < 0.12 ohm-m, 25 kg, Qty- 6 Nos.-Earthenhancingcompoundshallbefreefromcorrosion,it shall be carbon based material and shall be free from bentonite and other hazardous substances. The product does not dissolve, deteriorate or leach out of time. It shall be highly conductive and improves earth\"s absorbing power and humidity retention capability,Itshallbeeco-friendlyandchemicallyinerttosub soil.3)SupplyandfixingHDPE PolyEarthpitCoverofsize247mmx 338mmx210mmor above havingloadbearingcapacityof8Tonand complying IEC 62561-5. Qty - 3 Nos.4)Supply and fixing copper strip 25x3 mm Qty -9 mtr. Note-Ontestingafter completionof job,if desiredearth resistence is not found i.e. below 1.00Ohms, the earthing shall be redone at no extra cost to the Govt.Make: JMV LPS Limited/Ennov/Advance Earthing Solutions(AEs) |
| 2 | Supply&fix20x3mm copper strip Earth continuity conductor or main earthing lead fixed to 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 withsaddles or busbar/clampsand fixingscrews/nut/bolts as required forroofconductors/downconductors/loop conductorabove/on ground to extend earthing lead from pit to building wall/test point/loop interconnection or any situation including GI protection pipe of required length and size,complete all as specified and as directed. |
| 3 | M & L test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 Nos. 8mm dia 25mm long hex. head screw,complete all connections with strip or wire or cable as required at site with suitable accessories like nut bolt screw etc and complete all as specified anddirected by engineer in charge. |
| 4 | SupplyandFixsinglecorePVCinsulated16sqmm multi stranded flexible copper conductor cable 1100 volts conforming toIS694asdownconductorincludingprovisionofsuitable clamps /saddles etc, complete all as speciied and as directed byEngg-in-Charge. |
| 5 | Excavation in trenches, n exc 1.5 m wide and n. exc 1.5m in depth for foundation etc, or for shafts wells, cesspits, manholes, pier holes, etc, n. exc 10 sqm on plan and n. exc 1.5m in depth in hard/dense soil and getting out complete all as specified and as directed. |
| 6 | PCC 1:4:8 (nominal mix) type D2 using 40mm graded crusted stone aggregate as in foundations, filling and mass concrete complete all as specified. |
| 7 | M&L for RCC (design mix) M-25 (using 20mm graded stone aggregates) as in columns, pillars, piers, posts and struts complete all as specified and directed. |
| 8 | M&L for mild steel TMT bars10mm dia, cut to length, bent to shape required including cranking bending spirally & binding with and in including mild steel wire (annealed) not less than 0.9mm dia complete all as specified and directed. |
| 9 | M&L for mild steel TMT bars 6mm to 8mm dia, cut to length, bent to shape required including cranking bending spirally & binding with and in including mild steel wire (annealed) not less than 0.9mm dia complete all as specified and directed. |
| 10 | M&L for formwork for fair finish to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter. complete all as specified and directed. |
| 11 | M&L for formwork for fair finish to sides of pillars, posts, struts, piers, columns and stanchionscomplete all as specified and directed. |
| 12 | M&L for writing letters or figures (Block. Roman, Italic or Indian) n exc. 30 cm high |
| 13 | Returning filling in including spreading, levelling , watering and well ramming n exc. 25 cm in layers (in hard/dense Soil) |
| 14 | M & L for Removing excavated materialls and depositing at a distance n. exc 50 Mtr at a level n exc 1.5 m above the starting point all as directed. |
