Civil work for Transformer augmentation of 132-33kV 31.5 MVA at 220 KV GSS Sitapura, Jaipur.

Amount

Labour charges or spreading of avai;able 20 to 63 mm nominal size hand / crusher broken stone aggregate in uniform layer of 100 mm thickness in yard of any substation (charged /uncharged GSS ) with manual / mechanical means as permitted by engineer incharge with due care as per safety norms of substation complete in all respect with all lead and lift ( pay,emt shall be done as per stack measurement after ded of voids as per norms ) (RVPNL/CE/CIVIL/F./JPR/D. 193 DATED 26.04.2021)

Supplying and fixing of 30mm thick ferrow cement RCC cable trenches covers upto a span of 1200mm of CC grade M-25 with all lead and lift complete having outer frame of MS flat 30x3mm and reinforcement consisting of 6mm dia MS round bar both way at the spacing of 8 to 10 cm C/C as required to adjust the spacing welded with outer frame & 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 % covers shall have lifting hooks of 10 mm dia plain round bar to be fixed as directed . MS flat/hooks exposed shall be painted with two coats of superior quality corrosion resistant paint. The above covers shall to take for live load of 2000 Kg/sqm and minimum ultimate load of 3000 Kg/sqm under deflection not exceeding L/25 .