Tender No. P2C5/GEO-02/2018 – “Detailed Geotechnical Investigation by Drilling Bore holes and collecting and testing the samples and submission of Geotechnical reports for Under Ground Section from Shastri Nagar to CMBT(Total Length 10.04 Km) CH:5295.00 – CH:15339.00” in Corridor 5 of Phase – II of Chennai Metro Rail Project”. Extension of Tender Submission Corrigendum No.1