Sarma welcomes Guwahati inclusion in New Delhi-Northeast bullet train project despite high costs
GS3Economy · S&T · Environment · Security· Infrastructure (energy, ports, roads, railways)· Prelims + Mains·
Infrastructure and strategic geography: a GS3 case study on logistical bottlenecks in the Northeast.
Why in news
Assam CM Himanta Biswa Sarma welcomed the approval to include Guwahati in the New Delhi-Northeast bullet train project, highlighting logistical challenges in the Siliguri Corridor.
Background
The project requires a completely separate railway line as bullet trains cannot run on existing tracks. The Siliguri Corridor (Chicken's Neck) is the primary geographical bottleneck, with widths as narrow as 16 km in some stretches.
Facts for Prelims
- FactSiliguri Corridor width: Measures approximately 22 km in some stretches and as narrow as 16 km in others.
- FactBullet train infrastructure: Requires a completely separate railway corridor and cannot operate on existing tracks.
- PlaceSiliguri Corridor: Also known as the 'Chicken's Neck', it connects the Northeast with the rest of India.
- FactProject cost factor: Costs may be two to three times higher depending on underground vs overground construction methods.
Prelims practice question
With reference to the New Delhi-Northeast bullet train project and the Siliguri Corridor, consider the following statements:
- Bullet trains can operate on existing railway tracks to reduce infrastructure costs.
- The width of the Siliguri Corridor measures as narrow as 16 km in some stretches.
- The Siliguri Corridor, also known as the 'Chicken's Neck', connects the Northeast with the rest of India.
Which of the statements given above is/are correct?
- (a)1 only
- (b)3 only
- (c)1 and 2 only
- (d)2 and 3 only
Show answer
Answer: (d) 2 and 3 only — Statements 2 and 3 are correct. Statement 1 is incorrect: The project requires a completely separate railway line as bullet trains cannot run on existing tracks.
For Mains
Q. Discuss the logistical and strategic challenges in developing high-speed rail infrastructure in the Northeast, specifically regarding the Siliguri Corridor.
Dimensions to cover in your answer
- Geographical constraints: Narrow width of the Siliguri Corridor (16-22 km) limits overground expansion.
- Engineering trade-offs: High capital expenditure of underground tunneling vs. surface land acquisition.
- Strategic security: Infrastructure development in the sensitive 'Chicken's Neck' corridor.
Keywords: High-speed rail · Siliguri Corridor · Infrastructure development · Logistical bottlenecks · Strategic geography
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