Construction of lhs 2 x 7.00m x 3.60m instead of 2 x 5.50mx3.50m (shifted location at km 239/7-8)in lieu of manned l-xing no. c-123 at km. 239/6-7 on umb-klk section in the section of sse/w/ii/cdg under aden/cdg by normal pushing technique under running track.
Construction of Lhs 2 X 7.00m X 3.60m Instead of 2 X 5.50mx3......
Tunnel Work Tenders