CONSTRUCTION OF BUS EXTENSION WITH CONSTRUCTION OF 33 KV BUS (MAIN AND AUX) AT 220 KV GSS MODAK

Amount

Labour charges for spreaded of available 20 to 63mm noimnal size hand/ crusher broken stone aggregate in unifrom layer of 100mm thickness in yard of any substations (charges/uncharged GSS) with mannual / mechnaical means, as permitted by engineer incharge with due care, as per safety norms of substation, complete in all respect with all lead and lift. (Payment shall be done as per stack measurement only , after deduction of voids as per norms).Rate incl. of all taxes.Item approved by CE (Civil), RVPN, Jaipur

Supply and fixing 30 mm thick ferro cement RCC cable trench covers up to span1200 mm C:C Grade M-25 (1Cement : 1 Course sand:2 graded store aggregate 20 mm nominal size) having outer frame of M.S.Flat 30X3 mm and reinforcement consisting of 6 mm dia M.S. round bar both bay at the spacing of 8 to 10 cm C/C as required to adjust the spacing welded with outer frame and binding with binding wire in middle with two layers of G.I wire mesh 12 mm shape of 24 gauge including proper quantities of concrete additinoal admixture like plasticizer,bond improving compound etc manufacture with vibro pressing system 20% cover shall have lifting hooks of 10 mm dia plain round bar to be fixed as directed M.S. flat/ hooks exposed shall be painted with two coats of superior quality corrosian resistance paint. The above covers shall be take for live load of 2000 kg/Sqm and minium ultimate load of 3000 kg/sqm under defection not exceeding L/25.Approved by CE Civil RVPN