SPECIAL REPAIR REPLACEMENT OF BLDG EARTHING AND LIGHTING ARRESTORS OF VARIOUS LOCATION AT RMS

Amount

M&L for Aluminium strip 32 x6 mm with saddles and fixing screws etc for roof conductors and sown conductors above ground etc complete all as specified and as directed

M&L for Copper strip 20 x 3.15 mm with saddles and fixing screws etc for roof conductors and sown conductors above ground etc complete all as specified and as directed

M&L for Air termination, single pointed aluminium rod 12 mm dia and 300 mm long etc complete all as specified and as directed

M&L for test point terminal block made of gun metal or phosphorus bronze size 75 x 75 x 25 mm, drilled and screwed including 3 nos. 8 mm dia 25 mm long hex. Head screw etc complete all as specified and as directed

Material & Labour for earthing with galvanised steel earth plate electrode of size 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25m deep below the ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to the galvanised earth lead strip 32x6mm by means of bolts, nuts check nuts and washers of galvanised iron or steel as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified orindicated including testing on completion including necessary excavation and earth work in soft/loose soil, returning filling, disposal of surplus soil, earth pit in PCC 1:3:6 type C-1, RCC (1:1.5:3) type A1 precast cover (54cmx54cmx5cm) duly reinforced with including 8 mm dia TMT bar @ 150mm c/c both ways, one lifting handle made of 8mm dia TMT bar, embeded in precast cover slab, funnel, 20mm dia GI medium grade watering pipe, 15mm dia GI light grade earth lead protection pipe, chorcoal and common salt in alternatee layer complete all as specified and directed by Engr-in-Charge. Note : Earthing result should be maintain at 2 Ω

Material & Labour for earthing with copper earth plate electrode of size 60cmx60cmx3.15mm thick buried directly in ground (earth pit not less than 2.25m deep below the ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to the copper earth lead strip 20x3mm by means of bolts, nuts check nuts and washers of copper as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified orindicated including testing on completion including necessary excavation and earth work in soft/loose soil, returning filling, disposal of surplus soil, earth pit in PCC 1:3:6 type C-1, RCC (1:1.5:3) type A1 precast cover (54cmx54cmx5cm) duly reinforced with including 8 mm dia TMT bar @ 150mm c/c both ways, one lifting handle made of 8mm dia TMT bar, embeded in precast cover slab, funnel, 20mm dia GI medium grade watering pipe, 40mm dia GI light grade earth strip protection pipe, chorcoal and common salt in alternatee layer complete all as specified and directed by Engr-in-Charge.Note : Earthing result should be maintain at 2 Ω

M & L for precast cement concrete block masonary (PCC) type B-1 (1:2:4) (using 20mm graded stone aggregate) complete all as specified and directed

M & L for GI pipe 40mm bore with screwed socket joints, medium grade galvanised with and including all fittings, such as socket, bends, elbows, unions, tees diminishing pieces etc laid in trenches for protection of GI/Aluminium strip and fixing air terminal rod with necessary clamps, nut & bolts, etc complete all as specified and as directed

Material & Labour for earthing with galvanised steel earth plate electrode of size 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25m deep below the ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to the galvanised earth lead by means of bolts, nuts check nuts and washers of galvanised iron or steel using GI or steel wire 4 mm dia as earthing lead as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified or indicated including testing on completion including necessary excavation and earth work in soft/loose soil, returning filling, disposal of surplus soil, earth pit in PCC 1:3:6 type C-1, RCC (1:1.5:3) type A1 precast cover (54cmx54cmx5cm) duly reinforced with including 8 mm dia TMT bar @ 150mm c/c both ways, one lifting handle made of 8mm dia TMT bar, embeded in precast cover slab, funnel, 20mm dia GI medium grade watering pipe, 15mm dia GI light grade earth lead protection pipe, chorcoal and common salt in alternatee layer complete all as specified and directed by Engr-in-Charge.Note : Earthing result should be maintain at 2 Ω to 5 Ω

M/S Lucky Builders

PERFECT BUILDERS AND SUPPLIERS

M/S SHANTI UDYOG

commercial enterprises

M/S VIKASH TRADERS

CHANDRADEO PRASAD