Minor Bridge/Major Bridge – Jagsons Buildcon

Minor-bridge-major-bridge

Minor and Major Bridges: Essential Links in Transportation Networks

Bridges are vital components of infrastructure, allowing uninterrupted movement over physical obstacles like rivers, valleys, or roads. They are broadly categorized into minor bridges and major bridges based on their span and strategic importance. A minor bridge typically has a span of less than 60 meters and is designed for smaller roads or local traffic. These are commonly found in rural or semi-urban areas and are relatively simpler in design and construction.

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Frequently Asked Questions

What is the difference between a minor and a major bridge?

A minor bridge has a total span of less than 60 meters.
A major bridge has a span of 60 meters or more.
The classification is mainly based on the length and structural complexity of the bridge.

Where are minor bridges commonly used?

Minor bridges are typically used in rural areas, village roads, district roads, or secondary routes where traffic volume is low and the geographical spans are relatively short.

What type of roads usually have major bridges?

Major bridges are found on national highways, state highways, railways, and urban expressways, where they are designed to handle high traffic volumes and heavier loads.

What materials are used in the construction of minor and major bridges?

Both types may use materials like reinforced concrete, steel, pre-stressed concrete, or composite materials, but major bridges often require advanced engineering techniques and stronger materials due to their size and load-bearing requirements.

Who is responsible for the construction and maintenance of these bridges?

Minor bridges are usually maintained by local authorities or municipal bodies.
Major bridges fall under the responsibility of state or central government agencies such as the Public Works Department (PWD) or National Highways Authority of India (NHAI).

Why are major bridges more expensive to build than minor ones?

Major bridges involve larger spans, complex designs, higher-grade materials, advanced construction techniques, and extensive safety features, all of which contribute to higher construction and maintenance costs.