supply and installation of highmast light at chak chatta, daktarer pole chak chhata,asuhti-i under t.maheshtala ps- 1 supply and installation of highmast light 2 supplying of hexagonal gi poleof 4 mm thickness for9 mtr lengthwith 14 mm baseplate in c.c. foundation as to g.s. 3 erection of hexagonal gi pole over c.c. foundation as per direction of eic. 4 s &f 40 mm. dia round steel arm bracket as per approved specification on head of 9 mtr. hexagonal pole. 5 supplying 250wt. led street light fittings (like hevels-jetairismaxfl250wled757pnbltg/philips/cromton make) on arm bracket of 9 mtr. hexagonal pole incl. making necessary electrical connection. 6 fixing only floodlight fitting with suitable tie clamps and ms platefor mounting on pole/tower or similar structure 7 supplying 1.1 kv grade 4 core 10 sq.mm. pvc/al armourd cable 8 laying of one cable upto 3/4 core 25 sqmm on wall/surface incl. s & fms saddles with earthing attachment in 10 swg gi (hot dip)wire, making holes etc. as necy. mending good damages andpainting 9 earthing with 50mm. dia g.i pipe 3.64 mm. thick x 3.04mtr long and 1 x 4 swg g.i. (hot dip) wire (4 mtr. long) 13mm. dia x 80mm (long g.i. bolts, double nuts, double washers incl. s & f 15 mm. dia g.i. pipe protection (1mtr long) to be fitted withbitumen partly under the ground level & party above ground level driven to an average depth of 3.65mtr. below the ground level & restoring surface duly rammed & as below. (a) for soft soil, by isi midium g.i. pipe. 10 supplying ofauto street light control unit consistingof 1 no time switchsuitable to switch on and off , 1 no. 5 amp. switch for manual operation assemble on asuitable chassis and housed in a 14 swg 14” x 12x 6’m.s. box with locking arrangement from both inside and outside. the unit should be suitable for pole mounting, wall mounting and of outdoor type. 11 wbsedcl connection charges 12 add 18% gst 13 add 1.00% labour welfare cess