Page 1 - LN-Sub Topic1
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SAI International School
Grade-X, Sub: Geography
Ch7- Lifelines of National Economy
Sub Topic1- Introduction, Transport (Roadways)
Sub-topics Lesson Notes
Introduction, Introduction
Transport • The pace of economic development of a country depends upon the
(Roadways)- production of goods and services as well as their movement over space.
page no- 81 • The movement of these goods and services from their supply locations to
to 83 demand locations depends upon the network of transport and
communication.
• It provides employment to the people who are engaged in facilitating these
movements. These are known to be traders who make the products come to
the consumers by a network of transportation.
• Transport has been able to achieve this with the help of equally developed
communication system. Therefore transport, communication and trade are
complementary to each other.
• Today the world has been converted into a large village mostly through trade
transactions with the help of efficient and fast moving transport and
communication system.
Modes of Transport
Roadways
• India has one of the largest road networks in the world, totaling to about 2.3
million km at present.
• Advantages of roadways over railways:
→ Construction cost of roads is much lower than that of railway lines
→ Roads can traverse comparatively more dissected and undulating topography
→ Roads can negotiate higher gradients of slopes and as such can traverse
mountains such as the Himalayas.
→ Road transport is economical in transportation of few persons and relatively
smaller amount of goods over short distances.
→ It also provides door-to-door service, thus the cost of loading and unloading is
much lower.
→ Road transport is also used as a feeder to other modes of transport such as they
provide a link between railway stations, air and sea ports.
• Roads are categorized into six classes:
→ Golden Quadrilateral Super Highways: The project was launched by the
government to link Delhi-Kolkata- Chennai-Mumbai and Delhi by six-lane Super
Highways. The major objective of these Super Highways is to reduce the time and