tender for erection of substation electrical structures and installation of equipment and other related electrical works for augmentation of lalgola substation capacity from 1 by 10 plus 3 by 6.3 mva ptr to 1 by 10 plus 4 by 6.3 mva ptr- fabrication and fixing of 33kv la structure, fuse unit structure & pin support, cable support structure on existing 4pole/dp (materials supplied by wbsedcl) 2 erection of 11 kv cable support structure by m.s. angle/m.s. channel with fitting and fixing complete as per direction of the site-in-charge. (materials supplied by wbsedcl) 3 supply and fixing of pvc pipe for cable guard suitable for 300 sq. mm xlpe cable as per direction of the site-in-charge. 4 erection of neutral earthing support by ms channel in reference to 6.3mva ptr/station service transformer as per direction of the site-in-charge. (materials supplied by the wbsedcl) 5 supply & erection of fabricated g.i. 33 kv c.t. p.t. structure (drawing no. pln(d)/ss/57) on existing plinth. 6 supply and fixing of c.t. p.t. junction box on existing structure with necessary disconnect link switch, base channel etc., as per direction of site-in-charge. 7 supply & fixing of double compression type gland complete with brass, rubber rings, for dust & moisture proof entry of pvc/a cable for 4/8/12/16 core 2.5 sq. mm pvc/a cable (supplied by the contractor) as per direction of site-in-charge. 8 supply and fixing of 2.5 sq. mm. ferrule, copper lug, cable tie as required and as per direction of the site-in-charge. (supplied by the contractor) 9 supply and fixing of 40mm dia g.i. pipe (up to 5ft long) for maintaining proper height of isolator pipe. 10 supply and fixing of different type of clamp connector bolted type suitable for ascr 200 sqmm panther conductor and as per direction of the site-in-charge. (supplied by the contractor) 11 fixing of 33 kv c.r. type isolator with proper adjustment (without earth switch) (materials supplied by wbsedcl) 12 erection of 33kv c.t. as per direction of the site-in-charge. (materials supplied by wbsedcl) 13 loading unloading of 33kv vcb 11kv panel, cr panel. 14 installation of 33kv vcb structure and vcb on existing plinth (materials supplied by wbsedcl) 15 installation of 42 kv la. on existing structure. (materials supplied by wbsedcl) 16 installation of 33 kv control & relay panel (ptr control inos in the control room floor, including grouting of foundation bolt (bolt to be supplied by the contractor) as per direction of site-in-charge. (materials supplied by wbsedcl) 17 installation of 33kv rtcc panel in the control room floor, including grouting of foundation bolt (bolt to be supplied by the contractor) as per direction of the site-in-charge. (materials supplied by wbsedcl) 18 fixing of a.c.s.r. 200 sq. mm panther conductor with dropper jumper complete. single conductor. (materials supplied by wbsedcl) 19 fixing of 42kv post insulator (materials supplied by wbsedcl) 20 cutting of existing checkered plate. 21 installation of earth electrode by 40mm dia 3mtr. long perforated g.i. pipe as an earth electrode including making of borehole and lowering the pipe with filling of borehole by bentonite powder and excavated earth with fixing of 150 x 150 x 6mm plate on top of the pipe with electric arc welding complete and as per direction of the site-in-charge. (requirement of bentonite powder per bore hole approx. weight 22kg) (materials supplied by the contractor) 22 construction of earth pit with 600 x 600 x 600mm wide x 75mm brick wall & plastered outer & inner side including neat cement complete and providing enclosure on the top of the earth pit by rcc cover slab/ c.i. hinged inspection cover as per direction of site-in-charge. (materials supplied by the contractor) 23 providing enclosure on the top of the earth pit by rcc cover slab/ c.i. hinged inspection cover and as per direction of site-in-charge. (materials supplied by the contractor) 24 laying of earth mat by 65 x 6mm/50 x 6mm flat including match alignment, cold bending, electric arc welding with excavation of earth & refilling the same after laying of earth mat as per direction of site-in-charge. (materials supplied by the wbsedcl) 25 fixing of sub-station earthing strips i.e., riser by 65 x 6mm / 50 x 6mm flat including earthing of newly erected sub-station structure & equipments including electric arc welding. lap jointing complete and painting by anti-corrosive black paint as per direction of site-in-charge. (materials supplied by the wbsedcl) 26 painting of all welded joint portion by anti-corrosive black paint as per direction of site-in-charge. (materials supplied by the contractor) 27 laying of copper control cable 1.1 kv armoured, 2.5 sq. mm 4/12 of different length on existing trench, as per direction of site-in-charge. 28 supply & installation of wall mounting dc panel board with multiple arrangement having rigid & self-supporting structure fabricated from 14 swg crca sheet steel and painting with powder coated mat finish as per direction of eic. a) d.p. mcb 16 amp - 08 nos. b) 32 amp dp c/o switch - 02 nos. c) digital ammeter (d.c) - 02 nos. d) digital volt meter (d.c.) - 02 nos. 29 termination of end joints including fitting and fixing of heat shrinkable/push on type terminal kit with supply of jointing kit (make-rechem/3m/dension) for following cable including supply of all related consumable materials:11 kv xlpe ug cable 300 sq.mm 3 core, outdoor type 30 11 kv xlpe ug cable 300 sq.mm 3 core, indoor type 31 11 kv xlpe ug cable 185 sq.mm 3 core, outdoor type 32 11 kv xlpe ug cable 185 sq.mm 3 core indoor type