Independent Engineer Services forOperation & Maintenance of followingProjects under Built Operate & Transferbasis in the State of Gujarat: Upgradation ofShantipura Chokdi to Khoraj GIDC ChokdiState Highway-17 from existing 4-Lane withPaved Shoulder to 6-Lane and Service Roadon BOT (Toll) basis (Ch km 13+930 to km42+683)