New Delhi, May 7 -- Work on Underpass No. 5, the final underpass of the Pragati Maidan Integrated Transit Corridor, has resumed after a three-year hold-up due to clearance and design issues, officials of the Public Works Department (PWD) said, citing completion of the box-pushing exercise and start of stitching work. They expect to complete it by next February. The latest progress comes after the railways granted in-principle approval for revised construction methodology, using the cast in-situ method, officials said. "The box pushing work has been completed successfully and the remaining construction activity has now started. Railways has given in-principle approval for the revised methodology. We are aiming to complete the underpass by Fe...