Railways

✅Indian Railways→ largest PSU in the Country 

✅1st Train : Mumbai to Thane 

 →1853 

 →34km 

✅16 zones 

✅Gauges (Highest to Lowest)  

1. Broad gauge (1.676m)→ 46,807km 

2. Metro Gauge (1m)→ 13,209km 

3. Narrow Gauge (0.762 & 0.610m)→ 3,124km 

🔸Diamond Quadrilateral

 

✅High speed rail n/w 

✅Delhi, Mumbai, Chennai, Kolkata (Connection)

✅Broad – gauge tracks 

• 14 states & Delhi /UT)

 

•Hyderabad, Bangalore, Tiruvananthapur

#geography 

#economy 

#prelims 

#mains 

✍ Source - NCERT

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