Rajasthan Rajya Vidyut Prasaran Nigam Limited Tender

Supply & fixing 30 mm thick ferro cement RCC cable trench covers up to span 1200mm CC Grade M 30 having outer frame of M.S. Flate 30.x3 mm and reinforcement consisting of 6mm 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 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 for live load of2000 kg/ sqm and minimum ultimate load of 3000kg/sqm under defection not exceeding L/25(inclusive of transportation charges)

Providing and laying in position cement concrete including curing, compaction etc. complete in specified grade excluding the cost of centering and shuttering - All work up to plinth level. M10 grade Nominal Mix 1: 3: 6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20mm nominal size). (B-3.1.4)

Surface dressing of the ground including removing vegetation and inequalities not exceeding 15cm deep and disposal of rubbish lead up to 50 Mtr. and lift up to 1.5 Mtr. : All kinds of soil (B/1.28)