India, with its complex and diverse geography, has made remarkable advancements in infrastructure, particularly in the field of bridge construction. From the snow-fed rivers of the north to the vast deltas in the east and the backwaters of the south, bridges play an essential role in increasing the connectivity and economic growth across the country. This article presents the List of Top 10 Longest Bridge in India, their strategic importance, and features.
Longest Bridge in India
The Dhola–Sadiya Bridge, officially named the Dr. Bhupen Hazarika Setu, continues to be the Longest Bridge in India. Spanning 9.15 km over the Lohit River, a major tributary of the Brahmaputra in Assam, it connects the states of Assam and Arunachal Pradesh. Inaugurated in 2017, it has significantly reduced travel time and enhanced military and civilian connectivity in the northeastern region.
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List of the Longest Bridges in India
Bridges connect the remote regions and enhance road and rail connectivity by facilitating the movement of goods and reducing logistics costs. Enabling quicker access for military and emergency services. The table below includes the List of Longest Bridge in India:
| List of Longest Bridge in India | ||||
| Name of the Bridge | Length | Year of Opening | Connecting Locations | River/Water Body |
| Dhola–Sadiya (Bhupen Hazarika Setu) | 9.15 km | 2017 | Assam to Arunachal Pradesh | Lohit River (Brahmaputra) |
| Dibang River Bridge | 6.2 km | 2018 | Arunachal Pradesh | Dibang River |
| Mahatma Gandhi Setu | 5.75 km | 1982 | Patna to Hajipur | Ganga River, Bihar |
| Bandra–Worli Sea Link | 5.57 km | 2009 | Bandra to Worli (Mumbai) | Mahim Bay, Arabian Sea |
| Bogibeel Bridge | 4.94 km | 2018 | Dhemaji to Dibrugarh | Brahmaputra River, Assam |
| Vikramshila Setu | 4.70 km | 2001 | Bhagalpur to Naugachia | Ganga River, Bihar |
| Vembanad Rail Bridge | 4.62 km | 2011 | Edappally to Vallarpadam (Kochi) | Vembanad Lake, Kerala |
| Digha–Sonpur (JP Setu) | 4.55 km | 2016 | Digha, Patna to Sonpur, Saran | Ganga River, Bihar |
| Arrah-Chhapra Bridge | 4.35 km | 2017 | Arrah to Chhapra | Ganga River, Bihar |
| Godavari Bridge | 4.13 km | 2015 | Kovvur to Rajahmundry | Godavari River, Andhra Pradesh |
Top 10 Longest Bridge in India
The Top 10 Longest Bridge in India is discussed in the table below which showcases the nation’s infrastructural progress, engineering capabilities, and strategic priorities.
| Top 10 Longest Bridge in India | ||||
| Rank | Bridge Name | Length | Location | Description & Significance |
| 1 | Dhola–Sadiya Bridge (Bhupen Hazarika Setu) | 9.15 km | Assam to Arunachal Pradesh | This is the longest bridge over water in India, inaugurated in 2017. It spans the Lohit River, a tributary of the Brahmaputra. The bridge reduces travel distance by 165 km and travel time by nearly 5 hours. It holds immense strategic importance for the Indian Army, enabling fast troop deployment near the India-China border. |
| 2 | Dibang River Bridge | 6.2 km | Arunachal Pradesh | The second-longest bridge in India, the Dibang Bridge crosses the Dibang River in eastern Arunachal Pradesh. It significantly boosts connectivity to remote areas and strengthens national defense by enabling rapid movement of forces near the Line of Actual Control (LAC). |
| 3 | Mahatma Gandhi Setu | 5.75 km | Patna to Hajipur, Bihar | Constructed over the Ganga River, this bridge once held the title of India’s longest. Completed in 1982, it has been a crucial artery linking northern and southern parts of Bihar, though it has faced issues with structural wear over time. |
| 4 | Bandra–Worli Sea Link (BWSL) | 5.57 km | Mumbai, Maharashtra | An engineering marvel and iconic cable-stayed bridge, BWSL connects Bandra in the western suburbs to Worli in South Mumbai. It forms part of the Western Freeway and has significantly decongested urban traffic. |
| 5 | Bogibeel Bridge | 4.94 km | Dhemaji to Dibrugarh, Assam | India’s longest rail-cum-road bridge, Bogibeel is built over the Brahmaputra River. Opened in 2018, it’s designed to withstand high seismic activity and facilitates faster military logistics in Northeast India. |
| 6 | Vikramshila Setu | 4.70 km | Bhagalpur, Bihar | Spanning the Ganga River, Vikramshila Setu is named after the ancient university Vikramashila Mahavihara. It connects NH-80 and NH-31, improving regional trade and mobility. |
| 7 | Vembanad Rail Bridge | 4.62 km | Kochi, Kerala | This is the longest railway bridge in India, primarily used for freight movement. It links Vallarpadam Island to Edappally and supports the operation of the International Container Transshipment Terminal (ICTT) in Kochi. |
| 8 | Digha–Sonpur Bridge (Jayaprakash Narayan Setu) | 4.55 km | Patna to Sonpur, Bihar | This rail-cum-road bridge over the Ganga is named after freedom fighter Jayaprakash Narayan. It connects north and south Bihar, easing commuter flow and cargo movement. |
| 9 | Arrah–Chhapra Bridge (Veer Kunwar Singh Setu) | 4.35 km | Bihar | Constructed across the Ganga, this bridge connects Arrah with Chhapra. Named after the freedom fighter Kunwar Singh, it plays a crucial role in reducing road distance and enhancing regional development. |
| 10 | Godavari Bridge | 4.13 km | Rajahmundry, Andhra Pradesh | Also known as the Kovvur, Rajahmundry Bridge, it spans the Godavari River and is vital for linking the eastern and southern regions of the country. The bridge supports both road and rail transportation. |
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