Addendum-01 & Pre-bid Replies/Clarifications for Tender No:P2C5/GEO-01/2018 – “Detailed Geotechnical Investigation by Drilling Bore holes and collecting and testing the samples and submission of Geotechnical reports from Madhavaram Milk Colony to Shastri Nagar including Madhavaram Depot ((Total Length 5.2 Km) CH: 95.00 to CH:5295))” in Corridor 5 of Phase- II of Chennai Metro Rail Project.