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Overview of Transport and Communication

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Estimated time: 12 minutes
CBSE: Class 12

Key Points: Land Transport

  • India has a huge road network (62.16 lakh km) and roads carry 85% passengers and 70% freight.
  • Roads are best for short-distance travel and are classified into NH, SH, District Roads and Rural Roads.
  • National Highways (NH) are built by the Centre; they connect major cities and carry 40% traffic though they form only 2% roads.
  • NH length increased from 19,700 km (1951) to 1,36,440 km (2020); NHAI (1995) maintains NHs.
  • Indian Railways started in 1853 and has broad, metre and narrow gauge tracks; metro rail improves urban transport.
CBSE: Class 12

Key Points: Water Transport

  • Water transport is cheap, fuel-efficient and eco-friendly, ideal for heavy goods.
  • India has 14,500 km navigable inland waterways (only 1% transport).
  • IWAI (1986) manages inland waterways; 111 waterways declared National Waterways (2016).
  • Important NWs: NW-1 (Ganga), NW-2 (Brahmaputra), NW-3 (Kerala backwaters).
  • India has 7,517 km coastline, 12 major + 200 minor ports; 95% foreign trade moves by sea.
CBSE: Class 12

Key Points: Oil and Gas Pipelines

  • Pipelines are the most efficient way to transport oil, gas, and slurry over long distances.
  • Oil India Limited (OIL) was formed in 1959 for oil and gas exploration and transport.
  • Asia’s first pipeline was built from Naharkatiya (Assam) to Barauni (Bihar) (1,157 km), extended to Kanpur (1966).
  • GAIL was established in 1984 for transport and marketing of natural gas.
  • The HVJ gas pipeline (1,700 km) boosted India’s gas network, which expanded to 18,500 km and may reach 34,000 km soon.
CBSE: Class 12

Key Points: Communication Networks

  • Communication evolved from drums and smoke signals to post, telephone, internet and satellites.
  • Science and technology made communication fast and efficient.
  • Internet is the most advanced personal communication system (e-mail, e-commerce, online transactions).
  • Radio started in 1923, became All India Radio (1936) and later Akashwani (1957).
  • TV (1959) and satellite systems like INSAT & IRS help in communication, weather forecast and disaster management.
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