KMC/EWS/ELEC/RA/38/2025-26

SCHEDULE OF RATES FOR EARTHING INSTALLATIONS. Earthing Installation by GI pipe ... (FOR Sub(station Neutral/Equipment earthing).Earthing with 65 mm dia GI pipe (TATA(Medium)x 3.0 Mts. long and 1 No. 50 mm x 6 mm galvanized (HOT Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. and S & F 65 mm dia GI pipe (ISI Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts

SCHEDULE OF RATES FOR EARTHING INSTALLATIONS. Soil Excavation.Excavation of soil FOR installation of Earth Electrode and filling & ramming.FOR Morrum Soil.

Extra FOR providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe

Extra FOR treatment of soil by using salt & charcoal or coke FOR plate electrode

Earth busbar Supplying & fixing earth busbar of galvanized (HOT Dip) MS flat 65 mm x 8 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required

SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNING CONDUCTOR 1. S & F Lightning conductor Air-terminals made of 15 mm dia 1500 mm long GI pipe (ISI Medium) having five prongs of 4 SWG GI (Hot Dip) wire at top with 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. duly grouted on the parapet etc. in CC mortar (4:2:1)

SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNING CONDUCTOR 7. Hiring charges FOR scaffolding arrangement including dismantling at the end of work and carriage, FOR LC installation, per storey of building per vertical run

SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNING CONDUCTOR 6. Making soldered joints between conductors and down pipes/ other metallic objects FOR 14 SWG GI (Hot Dip) wire including supply of necessary 4 SWG GI (Hot Dip) wire, jointing materials and painting with 2 (two) coats of bituminous paint

SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNING CONDUCTOR 4. Cutting cornices/ steps etc. including cutting recess in buildings etc. & supply & fixing 15 mm bore (ISI-Medium) GI pipe protection as below and mending good damages to the building works: (b) Length above 0.5 Mtr

SCHEDULE OF RATES FOR INSTALLATION OF LIGHTNING CONDUCTOR 3. S & F of 4 SWG GI (Hot Dip) wire on wall FOR the lightning conductor as required ( FOR vertical run) with GI Staples (40 mm long) spaced not exceeding 1 Mtr. apart incl. mending good the damages to building works (excluding hire charges of scaffolding)

A N N E X U R E - I Basic Rate of Materials: (All Rates of materials from K-1 to K-14 are excluding VAT) 127. 80mm GI pipe (ISI-Medium)

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire brand approved by EIC) in 25mm size PVC rigid conduit 'FR' (Precision make) incl. necy. fittings as required 4 x 84/0.3 (6 sqmm) + 2 x 56/0.3 (4 sqmm) ECC

Finishing cable ends.(b)Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials.(ii) 2 core 6 sqmm cable

Finishing cable ends.(b)Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials.2 core 10 sqmm cable

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