India is home to some of the world’s most breathtaking and massive bridges. These aren’t just concrete structures; they are lifelines that connect distant lands, cultures, and economies. The longest bridges in India reflect how far the country has come in engineering, design, and development. Each bridge tells a story of innovation and purpose, turning once-isolated regions into thriving, connected communities.
Below, you’ll find the list of the top 10 longest bridges in India (2025) with real facts, figures, and insights into how each bridge changed travel and trade forever.
Quick Overview: Top 10 Longest Bridges in India (2025)
| Rank | Bridge Name | Key Features |
|---|---|---|
| 1 | Bhupen Hazarika Setu (Dhola–Sadiya Bridge) | Longest bridge in India; spans the Lohit River; connects Assam and Arunachal Pradesh; supports 60-ton army vehicles. |
| 2 | Dibang River Bridge | Second-longest bridge; connects remote regions in Arunachal Pradesh; built for strategic and civilian use. |
| 3 | Mahatma Gandhi Setu | Historic structure; connects Patna and Hajipur; vital link over the Ganga River. |
| 4 | Bandra–Worli Sea Link | Iconic cable-stayed bridge in Mumbai; reduces city travel time; architectural landmark. |
| 5 | Bogibeel Bridge | India’s longest rail-cum-road bridge; vital for defense movement in Northeast India. |
| 6 | Vikramshila Setu | Key connector in Bihar; named after ancient Vikramshila University; supports daily commuter traffic. |
| 7 | Vembanad Rail Bridge | Longest rail bridge in India; serves freight trains; connects Kochi port region in Kerala. |
| 8 | Digha–Sonpur Bridge (JP Setu) | Dual-purpose rail-road bridge; reduces pressure on Mahatma Gandhi Setu; boosts connectivity in Bihar. |
| 9 | Arrah–Chhapra Bridge | Enhances inter-district transport in Bihar; cuts travel time drastically; built over Ganga River. |
| 10 | Godavari Fourth Bridge | Key infrastructure link in Andhra Pradesh; connects Kovvur and Rajahmundry; supports regional trade. |
1. Bhupen Hazarika Setu (Dhola–Sadiya Bridge): India’s Longest River Bridge
The Bhupen Hazarika Setu, also known as the Dhola–Sadiya Bridge, holds the title of the longest bridge in India. Stretching 9.15 kilometers across the Lohit River, this engineering wonder connects Assam with Arunachal Pradesh. It was inaugurated in 2017 and named after the legendary Assamese musician, Dr. Bhupen Hazarika. This bridge plays a vital role in connecting border regions, helping trade, defense, and tourism. The strong structure can support 60-ton military vehicles, making it crucial for India’s eastern defense network.
Key Highlights of Bhupen Hazarika Setu
- Total length: 9.15 km
- Location: Tinsukia district, Assam
- Year of completion: 2017
- Purpose: Reduces travel time by 5 hours between Assam and Arunachal Pradesh
- Special feature: Built to withstand floods and earthquakes
2. Dibang River Bridge: Northeast India’s Hidden Marvel
The Dibang River Bridge, at 6.2 kilometers, ranks second among the longest bridges in India. Located in Arunachal Pradesh, this bridge connects the remote eastern valleys of the state and stands as a lifeline for people living in the region’s mountainous terrain. It was completed in 2018 under India’s infrastructure program aimed at boosting connectivity in border areas. The bridge’s height and structure allow smooth flow even during heavy monsoons and landslides.
Key Highlights of Dibang River Bridge
- Total length: 6.20 km
- River: Dibang River
- Opened: 2018
- Purpose: Improves access to remote villages and defense routes
- Unique trait: Designed for heavy vehicles and high-altitude terrain
3. Mahatma Gandhi Setu: Bihar’s Iconic Lifeline
Built over the Ganga River, the Mahatma Gandhi Setu connects Patna and Hajipur. It was inaugurated in 1982 and stretches 5.75 kilometers, making it one of the oldest and most historic bridges in India. This bridge once held the record for being India’s longest and remains a crucial connector for millions. Despite its age, it continues to carry thousands of vehicles daily, supporting the economic heartbeat of Bihar.
Key Highlights of Mahatma Gandhi Setu
- Total length: 5.75 km
- Location: Bihar
- Opened: 1982
- Design: Concrete girder bridge
- Significance: Main link between North and South Bihar
4. Bandra–Worli Sea Link: The Jewel of Mumbai’s Skyline
The Bandra–Worli Sea Link, stretching 5.57 kilometers, is one of India’s most beautiful modern bridges. Opened in 2009, it connects Bandra and Worli across the Mahim Bay in Mumbai. This cable-stayed bridge is a symbol of India’s urban progress and architectural brilliance. It cut travel time between Mumbai’s western suburbs and South Mumbai by almost 30 minutes. It also handles around 40,000 vehicles daily, making it one of the busiest sea bridges in the world.
Key Highlights of Bandra–Worli Sea Link
- Total length: 5.57 km
- Opened: 2009
- Type: Cable-stayed bridge
- Traffic capacity: 37,500+ vehicles per day
- Special fact: Built with over 90,000 tonnes of cement
5. Bogibeel Bridge: India’s Longest Rail-Cum-Road Bridge
The Bogibeel Bridge, at 4.94 kilometers, connects Dhemaji and Dibrugarh districts in Assam over the Brahmaputra River. Opened in 2018, it’s India’s longest rail-cum-road bridge and one of the most strategically important bridges in the country. It was built with a lifespan of over 100 years and can withstand earthquakes up to magnitude 7. This bridge reduces travel time between Assam and Arunachal Pradesh, making it a vital link for defense and trade.
Key Highlights of Bogibeel Bridge
- Total length: 4.94 km
- Location: Assam
- Opened: 2018
- Usage: Rail and road traffic
- Strategic role: Boosts connectivity to India’s northeastern border
6. Vikramshila Setu: A Bridge of Opportunity in Bihar
The Vikramshila Setu, measuring 4.7 kilometers, crosses the Ganga River in Bhagalpur, Bihar. Opened in 2001, it is named after the ancient Vikramshila University. It connects Bhagalpur to Naugachia, improving regional access and reducing congestion on older bridges. This bridge supports local businesses by enabling faster trade and transportation of agricultural products across the state.
Key Highlights of Vikramshila Setu
- Total length: 4.7 km
- Opened: 2001
- River: Ganga
- Importance: Reduces traffic congestion
- Economic benefit: Boosts trade in eastern Bihar
7. Vembanad Rail Bridge: Kerala’s Longest Rail Connection
The Vembanad Rail Bridge, covering 4.62 kilometers, is India’s longest rail bridge. Located in Kerala, it links Edappally and Vallarpadam, mainly for freight trains carrying goods to Kochi Port. Completed in 2011, this bridge plays a critical role in coastal logistics. Its structure was designed to handle corrosion and tidal impacts, ensuring long-term durability in saline conditions.
Key Highlights of Vembanad Rail Bridge
- Total length: 4.62 km
- Type: Rail bridge
- Opened: 2011
- Purpose: Cargo and port transport
- Special feature: Built over scenic Vembanad Lake
8. Digha–Sonpur Bridge (JP Setu): Bihar’s Modern Transport Corridor
The Digha–Sonpur Bridge, or JP Setu, spans 4.55 kilometers over the Ganga River. Opened in 2016, it connects Patna (Digha) with Sonpur. This bridge has both road and rail decks, making it a hybrid infrastructure marvel. It has reduced the load on the Mahatma Gandhi Setu and made travel between Patna and North Bihar much faster. It also enhances connectivity to major highways and trade routes.
Key Highlights of Digha–Sonpur Bridge
- Total length: 4.55 km
- Opened: 2016
- Usage: Road and rail
- Location: Bihar
- Benefit: Eases traffic and supports mixed transport
9. Arrah–Chhapra Bridge: Shorter Distance, Greater Impact
At 4.35 kilometers, the Arrah–Chhapra Bridge may be shorter, but its impact is enormous. It connects Arrah and Chhapra in Bihar and was opened in 2017. This bridge drastically reduced travel time between the two districts from two hours to just 20 minutes. Its construction has encouraged business growth, improved connectivity, and made daily commuting smoother for thousands of people.
Key Highlights of Arrah–Chhapra Bridge
- Total length: 4.35 km
- Opened: 2017
- River: Ganga
- Travel time saved: Over 1.5 hours
- Key role: Boosts regional economy and travel
10. Godavari Fourth Bridge: The Pride of Andhra Pradesh
The Godavari Fourth Bridge, at 4.13 kilometers, connects Kovvur and Rajahmundry in Andhra Pradesh. Completed in 2015, it was designed to handle heavy traffic between East and West Godavari districts. This bridge improves transport to coastal areas and ports, supporting both local trade and tourism. Its design offers a scenic drive over the Godavari River, making it a popular route among travelers.
Key Highlights of Godavari Fourth Bridge
- Total length: 4.13 km
- Opened: 2015
- River: Godavari
- Purpose: Trade and travel between two districts
- Notable feature: Smooth four-lane road for high-speed traffic
Top 10 Longest Bridges In India with their Length, Year Opened, and Connects/Rivers
| Bridge Name | Length (Approx.) | Year Opened | Connects / River |
|---|---|---|---|
| Bhupen Hazarika Setu (Dhola–Sadiya Bridge) | 9.15 km | 2017 | Assam to Arunachal Pradesh (Lohit River) |
| Dibang River Bridge | 6.20 km | 2018 | Across Dibang River in Arunachal Pradesh |
| Mahatma Gandhi Setu | 5.75 km | 1982 | Patna to Hajipur (Ganga River) |
| Bandra–Worli Sea Link | 5.57 km | 2009 | Bandra to Worli, Mumbai (Mahim Bay) |
| Bogibeel Bridge | 4.94 km | 2018 | Dhemaji to Dibrugarh (Brahmaputra River) |
| Vikramshila Setu | 4.70 km | 2001 | Bhagalpur to Naugachia (Ganga River) |
| Vembanad Rail Bridge | 4.62 km | 2011 | Edappally to Vallarpadam (Vembanad Lake) |
| Digha–Sonpur Bridge (JP Setu) | 4.55 km | 2016 | Digha to Sonpur (Ganga River) |
| Arrah–Chhapra Bridge | 4.35 km | 2017 | Arrah to Chhapra (Ganga River) |
| Godavari Fourth Bridge | 4.13 km | 2015 | Kovvur to Rajahmundry (Godavari River) |
How the Longest Bridges in India Are Changing the Country?
The longest bridges in India are shaping a new era of connection and convenience. They have reduced travel distances, opened new trade corridors, and connected isolated regions. In states like Assam and Bihar, these bridges have brought education, healthcare, and markets closer to people who once had to travel for hours.
Major Impacts
- Reduce travel time and fuel costs
- Strengthen national defense routes
- Support tourism and logistics
- Promote balanced regional development
FAQs on Longest Bridges in India
1. Which is the longest bridge in India?
The Bhupen Hazarika Setu (Dhola–Sadiya Bridge) is the longest bridge in India, stretching 9.15 km across the Lohit River.
2. What is the second-longest bridge in India?
The Dibang River Bridge in Arunachal Pradesh is the second-longest bridge, measuring 6.2 km in length.
3. Which is the longest bridge over the Ganga River?
The Mahatma Gandhi Setu in Bihar is the longest bridge over the Ganga, connecting Patna and Hajipur.
4. What is the longest sea bridge in India?
The Bandra–Worli Sea Link in Mumbai is India’s longest sea bridge, spanning 5.57 km across Mahim Bay.
5. Which is the longest rail-cum-road bridge in India?
The Bogibeel Bridge in Assam is the longest rail-cum-road bridge, measuring 4.94 km over the Brahmaputra River.
6. Which is the longest railway bridge in India?
The Vembanad Rail Bridge in Kerala is the longest rail bridge at 4.62 km, connecting Edappally and Vallarpadam.
7. Which Indian state has the most long bridges?
Bihar has the most long bridges, including Mahatma Gandhi Setu, JP Setu and Arrah–Chhapra Bridge.
8. How do the longest bridges in India help the country?
They save travel time, boost trade, strengthen defense routes and link remote regions to main cities.