EQMS (India) Private Limited has emerged as the lowest bidder for the Kerala semi-high-speed rail (HSR) corridor project (Silver Line). The scope of work includes carrying out environmental impact assessment study / field work and preparation of comprehensive environment impact assessment report, environment management plan, detailed social impact assessment, resettlement action plan and indigenous people plan for project. The bids for the same were invited by Kerala Railway Development Corporation Limited in June 2021. The work is scheduled to be completed in a period of 14 months.

The Silver Line project involves construction of 529.45-km third and fourth rail lines semi- HSR between Kochuveli in Thiruvananthapuram and Kasaragod to operate trains running at a speed of 180 km per hour.  The project is estimated to entail an investment of Rs 639.4 billion.