Construction of civil foundation for PI and cable trench for DFCC Bay at 220 KV GSS Bali, Pali

Amount

Labour charge for collection of exixting spreded 20mm-63mm nominal size hand/crusher broken stone aggregate of any thickness from station yard by manual/mechanical means as permitted by the engineer in charge with due care as per safety norms of substation.The aggregate should be screened &stacked &stacked properly. Then this screen agggregate shall be laid in100 mm thick layer in yard as directed with due care with due care with all lift (payment shall be done as per stack measure ment after deduction of voids as per norms

Supply & Fixing 30mm thick ferro cement RCC cable trench covers upto span 1200mm C:C grade M-30 having outer frame of M.S. flat 30X3 mm and reinforcement consisting of 6 mm dia M.S. round bar both way 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 12mm shape of 24 gauge including proper quantities of concrete additional admixture like plasticizer, bond improving compound etc. manufacture with vibro pressing system, 20% cover shall have lifting hooks of 10mm dia plain round bar to be fixed as directed. M.S. flat / hooks exposed shall be painted with two coats of superior quality corrosion resistance paint. The above covers shall to take live load of 2000 kg/sqm and minimum ultimate load of 3000kg/sqm under deflection not exceeding L/25. (excluding GST & inclusive of transportation charges)