The first railway line was constructed during the rule of:

ALord Dalhousie

BLord Curzon

CLord Wellesley

DLord Ripon

Answer:

The first train in India was started by Lord Dalhousie on April 16, 1853 between Bombay and Thane (34 km).
In 1924-25 the Railway Budget was separated from the General Budget. Indian Railway Board was established in 1905.
Indian Railways was nationalised in the year 1950

At present Indian Railways consists of 1,13,617 total track km.
Indian Railways is the second largest of Asia (after China) and fourth largest of the world after USA, Russia and China. About 43% of the total routes of Indian Railways is electrified.
Total number of Railway Zones is 17 and the largest Railway Zone is North Zone.
The oldest steam engine Fairy Queen still runs on rails.

Longest run in terms of distance and time: Vivek Express between Dibrugarh (Assam) and Kanyakumari covering 4278 km in about 82 hours, 40 minutes (3 days 10 hours 40 minutes).
Note: The train was rechristened Vivek Express after the name of the great Indian saint Swami Vivekanada

Vande Bharat Express: The Vande Bharat Express, also known as Train 18, is India's fastest train, capable of reaching speeds up to 180 km/h
World's longest railway platform: The world's longest station platform is at Hubballi Junction in India at 1,400 meters (4,600 ft)

The Konkan Railway: Konkan railway has the administrative status of a zone of the Indian Railways, but is not normally considered a zone for operational purpose.
The Konkan Railway was the missing link between India's commercial capital, Mumbai, and Mangalore. The 760-km line connects Maharashtra, Goa and Karnataka states.
The first electric train in India was 'Deccan Queen'. It was introduced in 1929 between Bombay and Pune

The 10.96-km-long Pir Panjal railway tunnel is India's longest and Asia's second longest, aimed at reducing the travel distance between Qazigund and Banihal to only 11 km and providing a hassle-free travel up to Baramulla. The tunnel is part of the ambitious Udhampur Srinagar – Baramulla' rail link project of Northern Railways.
The world's highest railway bridge, five times the height of Qutub Minar and 35 metres taller than the Eiffel Tower, will come up over the Chenab river on the under-construction rail link to the Kashmir Valley.

Rail gauge	Width between the rails	Proportionate rail length in India
Broad gauge	1.676 metres	74 %
Metre gauge	1 metre	21 %
Narrow gauge	0.762 metre / 0.610 metre	5 %

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