Replacement of corroded/perforated bracings, gussets plates, cross frames, top flange angles & other members including replacement of loose rivets of bridge no. 320(4x30.5m), 391( 1x18.3m), 416(6x18.3m), 429A(3x18.3m) & 484(1x12.2m), Br No.15UP & DN(2x12.2m), 16DN(1x12.2m), 22A(3x12.2m), 23DN (1x12.2m+1x9.15m), 32UP & DN(2x6x18.3m), 205(12x18.3m) and 206(1x18.3m) and replacement of protection sheet on Br. No. 24 (NER)/DN Line under jurisdiction of XEN Bridge Line Lucknow. (2) Painting of Steel Bridge Girders and other Steel Structures, including miscellaneous repair work of bridges.