Summary of chapter lifelines of national …

I. Roadways :

India has one of the largest road networks in the world. Its importance can be viewed.

(i) Construction cost of roads is much lower than that of railway lines
(ii) Roads can traverse comparatively more dissected and undulating topography.
(iii) Roads can negotiate higher gradients of slopes and as such can traverse mountains such as the Himalayas.
(iv) It is economical in transportation of few persons and relatively smaller amount of goods over short distances.
(v) It provides door to door services.
(vi) It is used as feeder to other modes of transport such as they provide a link between railway stations, air and sea ports.

Golden Quadrilateral Super Highways :

• The Govt. has launched a major road development project linking Delhi-Kolkata-Chennai-Mumbai and Delhi by six-lane super highways.
• The North-South corridors linking Srinagar [Jammu & Kashmir] &Kanyakumari [T.N.] & East-West Corridor Connecting silcher (Assam) &Porbander (Gujarat).
• The major objective of these super highways is to reduce time and distance.

These highway projects are being implemented by the National Highway Authority of India (NHAI).

• National Highways: National Highways link extreme parts of the country and are laid and maintained by the Central Public Works Department (CPWD).
• State Highways: State Highways link a state capital with different district headquarters and are constructed and maintained by the State Public Works Department (PWD) in State and Union Territories.
• District Roads: These roads connect the district headquarters with other places of the district and  are maintained by the Zila Parishad.
• Other Roads:Rural roads, which link rural areas and villages with towns. These   roads received special impetus under the Pradhan Mantri Grameen Sadak Yojana.
• Border Roads :Border Roads Organisation a Government of India undertaking constructs and   maintains roads in the bordering areas of the country.

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<a data-ved="2ahUKEwiB85Xbs9LtAhWq7XMBHX5ECcoQFjAAegQIBRAC" href="https://mycbseguide.com/blog/geography-life-lines-national-economy-class-10-notes-social-science/" ping="/url?sa=t&source=web&rct=j&url=https://mycbseguide.com/blog/geography-life-lines-national-economy-class-10-notes-social-science/&ved=2ahUKEwiB85Xbs9LtAhWq7XMBHX5ECcoQFjAAegQIBRAC" rel="noopener" target="_blank">Geography-Life Lines of National Economy class 10 Notes ...</a>