Centre directs DPR revision for Kerala’s semi-high-speed rail to align with broad gauge standards

Why in news

The Union Railway Ministry directed the Kerala State government to revise the SilverLine semi-high-speed rail project's DPR to adopt broad gauge tracks instead of standard gauge.

Background

The Railway Board is developing standards for semi-high-speed broad gauge (BG) corridors based on the Sarkhej–Dholera project in Gujarat. The SilverLine project is a long-delayed semi-high-speed rail initiative in Kerala.

Facts for Prelims

• FactSilverLine: A semi-high-speed rail project in Kerala.
• FactSarkhej–Dholera: A project in Gujarat used as a basis for semi-high-speed BG corridor standards.
• FactBroad Gauge (BG): The track standard mandated by the Railway Ministry for the SilverLine project revision.

For Mains

Q. Discuss the logistical and economic implications of standardizing rail gauges across different states' infrastructure projects in India.

Dimensions to cover in your answer

• Inter-state coordination: Aligning state-led infrastructure with national railway standards
• Technical standardization: Ensuring interoperability between state-funded rail and national broad gauge networks

Keywords: Interoperability · Infrastructure Standardization · Federal Coordination · Logistical Efficiency

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