Transport in India — Railways, Highways, Waterways, Ports, Airports

India has one of the largest transport networks in the world. Transport infrastructure questions appear regularly in Kerala PSC exams.

Indian Railways

Aspect	Details
Founded	16 April 1853 — first train ran from Bombay (Bori Bunder) to Thane (34 km)
Network	Largest rail network in Asia; 4th largest in the world
Route length	~68,000+ km
HQ	New Delhi (Railway Board)
Railway Board	Under Ministry of Railways; headed by Chairman and CEO
Zones	18 railway zones (as of 2024)
Railway Budget	Merged with Union Budget from 2017
Largest employer	One of the world’s largest employers

Railway Zones and HQs (Important Ones)

Zone	HQ
Northern Railway	New Delhi
Southern Railway	Chennai
Central Railway	Mumbai (CST)
Western Railway	Mumbai (Churchgate)
Eastern Railway	Kolkata
South Central Railway	Secunderabad
North Eastern Railway	Gorakhpur
South Western Railway	Hubli
South East Central Railway	Bilaspur
Konkan Railway	Navi Mumbai (separate corporation)

Important Railway Facts

Fact	Details
Longest platform	Gorakhpur (previously held record; Hubballi platform claimed it in 2020)
Highest railway station	Ghum (near Darjeeling, West Bengal) — narrow gauge
Longest railway route	Dibrugarh to Kanyakumari (Vivek Express, ~4,189 km)
First electric train	1925 (Bombay VT to Kurla)
First Metro	Kolkata Metro (1984) — first rapid transit in India
Vande Bharat Express	Semi-high-speed indigenous train; first run Delhi–Varanasi (2019)
Gatimaan Express	India’s first semi-high-speed train (2016, Delhi–Agra)
Bullet Train project	Mumbai–Ahmedabad High-Speed Rail (Japanese Shinkansen technology; 508 km)
Dedicated Freight Corridors	Eastern (Ludhiana–Dankuni) and Western (JNPT–Dadri)

Gauges

Gauge	Width	Status
Broad Gauge	1,676 mm	Standard; most of Indian network
Metre Gauge	1,000 mm	Being converted to broad gauge
Narrow Gauge	762 mm / 610 mm	Heritage/mountain railways

National Highways

Aspect	Details
Authority	NHAI (National Highways Authority of India); under Ministry of Road Transport and Highways
Total NH length	~1.46 lakh km
NHs carry	About 40% of total road traffic but only ~2% of total road length

Key Highway Projects

Project	Details
Golden Quadrilateral (GQ)	Connects Delhi–Mumbai–Chennai–Kolkata (5,846 km); launched by PM Vajpayee in 2001; largely completed
North-South and East-West Corridors	Srinagar to Kanyakumari (NS) and Silchar to Porbandar (EW); meet at Jhansi
Bharatmala Pariyojana	Phase I: 34,800 km; connects border areas, coastal roads, economic corridors; launched 2017
Setu Bharatam	Making all NH bridges railway over-bridge free
Char Dham Highway	Connecting Yamunotri, Gangotri, Kedarnath, Badrinath in Uttarakhand

Expressways

Expressway	Route	Length
Delhi-Mumbai Expressway	Delhi to Mumbai (via Jaipur, Vadodara)	~1,386 km (India’s longest)
Yamuna Expressway	Greater Noida to Agra	165 km
Mumbai-Pune Expressway	Mumbai to Pune	93 km (India’s first expressway, 2002)
Agra-Lucknow Expressway	Agra to Lucknow	302 km

Inland Waterways

Aspect	Details
Authority	IWAI (Inland Waterways Authority of India); HQ: Noida
Established	1986
National Waterways	111 declared by National Waterways Act, 2016

Important National Waterways

NW Number	River/System	Route
NW-1	Ganga (Prayagraj to Haldia)	1,620 km — longest and most important
NW-2	Brahmaputra (Dhubri to Sadiya)	891 km
NW-3	West Coast Canal (Kollam to Kottapuram, Kerala)	205 km
NW-4	Krishna and Godavari rivers and canals	Andhra Pradesh and Tamil Nadu
NW-5	Brahmani and Mahanadi	East Coast (Odisha)

Sagarmala Project

Aspect	Details
Launched	2015
Objective	Port-led development; modernise ports, improve port connectivity, coastal economic zones
Key goals	Reduce logistics cost, develop coastal shipping, promote cruise tourism

Major Ports

India has 12 major ports (under Central Government) and ~200 minor ports (under State Governments).

Port	State	Special Feature
Mumbai (JNPT/Nhava Sheva)	Maharashtra	Largest container port
Kandla (Deendayal)	Gujarat	Largest port by cargo volume
Chennai	Tamil Nadu	Oldest major port on east coast
Visakhapatnam	Andhra Pradesh	Deepest landlocked port
Paradip	Odisha	Handles iron ore, coal
Kolkata/Haldia	West Bengal	Only major riverine port (on Hooghly)
Cochin	Kerala	Natural harbour; important for south-west coast
Mormugao	Goa	Iron ore exports
New Mangalore	Karnataka	Handles iron ore concentrate
Tuticorin (V.O. Chidambaranar)	Tamil Nadu	Southernmost major port
Ennore (Kamarajar)	Tamil Nadu	First corporatised port (dedicated coal port)
Machilipatnam/Vizhinjam	Under development	Vizhinjam (Kerala) — deep water transshipment port under construction

Aviation

Aspect	Details
Regulator	DGCA (Directorate General of Civil Aviation)
Airport Authority	AAI (Airports Authority of India)
Largest airport	Indira Gandhi International Airport (Delhi)
International airports	34+ operational
UDAN Scheme	Regional Connectivity Scheme — “Ude Desh ka Aam Nagrik”; making flying affordable to smaller cities

Key Airports

Airport	City	Notable
IGI Airport	Delhi	Busiest in India
CSIA	Mumbai	Second busiest
Kempegowda	Bengaluru	Major IT city hub
Rajiv Gandhi	Hyderabad	Modern PPP airport
Cochin International (CIAL)	Kochi	World’s first fully solar-powered airport
Kannur International	Kannur	Kerala’s 4th international airport
Trivandrum International	Thiruvananthapuram	Oldest airport in Kerala

Metro Rail

City	Operational Since
Kolkata	1984 (first in India)
Delhi	2002
Bengaluru (Namma Metro)	2011
Mumbai	2014
Kochi Metro	2017 (operated by KMRL; first metro in Kerala)
Chennai	2015
Lucknow	2017
Hyderabad	2017

PSC-Focused Quick Recall

Question Pattern	Answer
First train in India	1853 (Bombay to Thane)
Number of railway zones	18
Golden Quadrilateral connects	Delhi–Mumbai–Chennai–Kolkata
NS-EW corridors meet at	Jhansi
NW-3 is in	Kerala (West Coast Canal)
World’s first solar-powered airport	Cochin International (CIAL)
First metro in India	Kolkata (1984)
Kochi Metro started	2017
Sagarmala is about	Port-led development
Bharatmala is about	Highway network enhancement
Largest port by cargo	Kandla (Deendayal), Gujarat
Only major riverine port	Kolkata (on Hooghly)
UDAN scheme stands for	Ude Desh ka Aam Nagrik
Bullet train route	Mumbai to Ahmedabad
Vande Bharat Express type	Semi-high-speed indigenous train