emergent cable replacement and allied work at nalhati rural hospital under rampurhat electrical sub-division, pwd.- 1 supply & delivery of following size pvc insulated sheathed al / xlpe armoured power cable of 1.1 kv grade. [make : nicco / gloster/polycab / rr] 4 core x 70 sq.mm[ from main panel to outdoor panel ] [ns] 2 laying of cable on wall/surface including s & f ms clams with earthing attachment in 2 x 10 swg gi (hot dip) wire, making hole etc. as necy., mending good damages and painting4 core x 70 sq.mm [pwd/gs page: f-1 item: 2/d] 3 supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of xlpe/pvc armoured cables as below(a) 4 core x 70 sq.mm [pwd/gs page: f-4 item: 7/b ] 4 finishing of the xlpe/pvc insulated armoured cable ends by soldering with cable sockets and insulated tapes etc., including supplying sockets, soldering materials, tapes etc. and making connection to switch, bdb and bbc etc.(a) 4 core x 70 sq.mm[pwd/gs page: f-5 item: 8/b ] 5 s & f 415v, 200a 3 nos. din type hrc fuse in existing tpn sfu. 6 earthing installation – with pipe electrode :excavation of soil for installation of earth electrode and filling & ramming. for soft soil[pwd/gs page: g-1 item: 1] 7 earthing with 50 mm dia gi pipe 3.64 mm thick x 3.04 mts.long and 1 x 4 swg gi (hot dip) wire (4 mts. long), 13 mm diax 80 mm long gi bolts, double nuts, double washers incl. s & f 15 mm dia gi pipe protection (1 mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 mts. below the ground level as below :by tata-medium gi pipe [pwd/gs page: g-1 item: 2/a] 8 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.[pwd/gs page: g-2 item: 3/a] 9 earth busbarsupplying & fixing earth busbar of galvanized (hot dip) ms flat 50 mm x 6 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.[pwd/gs page: g-2 item: 4/c] 10 earth continuity stripconnecting the equipments to earth busbar including s & f 20 mm x 3 mm galvanised (hot dip) ms flat on wall / floor with gi saddles as required and connection to equipments with incl. drilling holes, bolts, nuts, washers etc.[pwd/gs page: g-3 item: 5/c] 11 note:- labour welfare cess @ 1% and gst @ 18% on bill amount will be deduct.