tender for replacement of chequered plate on super structure of okhla barrage, new delhi. - fabricating and decking on super structure by new m. s. chequered plate 6 mm thick after cutting old and damaged plate and measuring, marking, cutting by gas, making holes if required in chequered plate to the size as per requirement to site, shifting of chequered plate from ground to super structure plateform and welding by diesel generating set andincluding cost of gas electrodes and other required materials, labour and t&p required for proper completion of work as per requirements. no. 05 ( gate size -18.30 x6.00 meter) no. 22 (gate size -18.30 x5.10 meter)