e -tender: erection of 9 nos of street lamp post newly proposed tennis play ground in srinivasa nagar , kolathur in dn 64, zone 6 - i.si.marked 3 1 / 2x25 sq.mm cable 2 hdpe pipe of size 50 mm o.d x 38mmi.d 3 3cx1.5 sqmm insulated multistrandad flexible copper trailing flat / round cable for high mast lighting 4 cost of g.i earth coil of 8swg x 11.5mtr 5 cost of 4 core smc fuse box with fuse unit, smc terminals, glands and clamps, bolt & nuts ( with tinned copper current carring parts ) 6 cost of erection & materials required for 8 mtr street lamp pole with2 mtr long single straight bracketwith hot dip zinc galvanising anchor bolt & flats ) ( normal soil ) ( material ratio - 1:1.5:3 ) 7 laying of cable along road / streetthrough 50mm o d, h.d.p.e. pipe ( trench size 45cm width x 75 cm depth ) 8 supply and fixng of tneb moter board suitable for 3 phases 63a service connection made up of suitable angle iron frame work of size 2 feet x 1 1 / 2 feet using angle iron of size 1 1 / 2 x 1 1 / 2 x 1 / 4 rigidly fixed on wall covered with hylem sheet of size 2 feet x 1 / 2 feet of 6mm thickness with necessary bolts and nuts supports and supply and fixing of 3 nos 63a fuse units ( 500v ) 1 no. neutral link, copper earth flat of size 1 x 1 / 4 with inter connection of eb meter to fuse units by 7 / 16 pvc insulated copper wire with earth connection complete 9 road cutting by mechanized tool including carting & drawal of cable & hdpe dwc pipe 10 63a tpn switch switch disconnector fuse units in sheet steel enclosure with hrc fuses double break 11 earthing as per the isi specification with an earth electrode of 2.1mt class b gi pipe of dia not less than 40mm, with copper earth plate of size 125mm x 50mm x 6mm, with necessary funneling arrangements with necessary masonry work and with 38mm rcc cover slab for the brick masonry . 12 ms angles 2 x 2 x 1 / 2 ( 50x 50 x 12.5mm ) 13 100 amps porcelain fuse unit ( 500v ) 14 one coat of aluminium paint forold 8 mtr street lamp post with 2 mtr straight single bracket including cost of aluminium paint and labour