Tender For corrigendum : erection and commissioning of electrical and c and i works for fgd at north chennai stage ii - erection, testing and commissioning and trial operation including supply and application of final painting and handling of materials at site bhel stores / client stores/ storage yard, transporting to site of erection of electrical, c&i works for flue gas desulphurization (fgd) system at 1 x 800 mw north chennai thermal power plant stage-iii, chennai.