Tender For corrigendum : engineering, design and construction of viaduct length 38.40 kms (including 4.33 kms of double decker 4 lane flyover cum metro viaduct) 01nos. underground metro station and 32 nos elevated metro stations, etc. all as specified on epc basis for phase-1 of vijayawada metro rail, at vijayawada andhra pradesh, india.