Darbhanga is the fifth largest city and municipal corporation in the state of Bihar in India, and is considered an important city in North Bihar. It serves as the headquarters of the Darbhanga district and the Darbhanga division. It is held that the name Darbhanga has been derived from Dwar Banga or Dari – Banga, meaning the 'door of Bengal'.
Purnia is the fourth largest city of Bihar and is emerging as the largest economic hub in North Bihar. It serves as the administrative headquarters of both Purnia district and Purnia division in the Indian state of Bihar. It is well known for its favourable climate like Darjeeling and has an abundance of resources for human settlements and economic activities.
The transport system of Kolkata, a city in India, is a mix of modern mass rapid transport and old transport modalities like rickshaws. Kolkata is connected to the rest of India by the National Highways, the extensive network of the Indian Railways, National Waterways and by air. The most traffic to Northeast India route is via Kolkata.
Dalsinghsarai is a city and Municipal Council in the Samastipur District of Bihar, India. It is also one of the subdivisions and blocks of Bihar. It is situated on the bank of the river Balan.
Daudnagar is a town and the subdivisional headquarter of Daudnagar Subdivision in Aurangabad district in the state of Bihar, India under the Magadh division. Until 1991, there was only one Subdivision in the Aurangabad district: Aurangabad Sadar. On 31 March 1991, one other subdivision, Daudnagar, was created. Daudnagar is a 200-year-old historical city and its living proof is Daudnagar has an old historical fort situated on the eastern bank of the Son River. National Highway NH139 which connects Jharkhand's Palamu district to Patna, passes through the town.
Delhi, a major metropolitan region of India, is connected to various parts of country through several national highways and expressways. All the highways and expressways from Delhi lead to Haryana or Uttar Pradesh and continue from there.
Old National Highway 2 or Old NH 2, was a major National Highway in India, that connected the states of Delhi, Haryana, Uttar Pradesh, Bihar, Jharkhand and West Bengal. It constitutes a major portion of the historical Grand Trunk Road along with old NH 91 and old NH 1 in India. The highway connects national capital Delhi with Kolkata as well as important cities such as Faridabad, Mathura, Agra, Kanpur, Allahabad, Varanasi, Dhanbad, Asansol, Durgapur and Bardhaman.
Bihar has one of the fastest-growing economies in India. It is largely service-based, with a significant share of agricultural and industrial sectors. The GDP of the state was ₹9,76,514 crores at the current market price (2024–25).
This article deals with the system of transport in Bihar, both public and private.
JP Ganga Path is a 4 lane expressway along the Ganga river in Patna, Bihar, India. It is being jointly constructed by the Housing and Urban Development Corporation (HUDCO) and the Government of Bihar. Jp Ganga Path was planned to ensure a smooth flow of traffic between east Patna and west Patna, and ease the traffic congestion at Ashok Rajpath.
Purvanchal Expressway is a 340.8 km long, 6-lane wide access-controlled expressway in the state of Uttar Pradesh, India. The expressway connects Chand Saray village near Gosainganj in Lucknow district with Haydaria village on NH-31 in Ghazipur district. It is developed by the Uttar Pradesh Expressways Industrial Development Authority (UPEIDA). The Purvanchal Expressway has a 3.2 km long airstrip at Akhalkiri Karwat village near Kurebhar in Sultanpur district for emergency landing of aircraft. The construction work was started by the UPEIDA on 10 October 2018 and was inaugurated and opened to the public on 16 November 2021.
Total length of road in West Bengal is 92,023 kilometers. Among these national highway are 2,377 kilometers, and state highway 2,393 kilometers. The road density of the state is 103.69 kilometers per 100 square kilometers ; the national density is 74.7 kilometers per 100 square kilometers. The average speed of the road in the state is between 40 and 50 kilometers/hour. The speed in the village and urban areas is between 20 and 25 kilometers/hour. This is the main reason the road is low and lack of maintenance. The total length of the railway line in the state is 3,825 kilometers. Indian Railways' Eastern Railway zone and South Eastern Railway zone Headquarter are located in Kolkata. The railways on the north side of the state Under the Northeast Frontier Railway. Kolkata Metro is India's first underground metro rail service. The Darjeeling Himalayan Railway, part of the Northeast Frontier Railway, is a UNESCO World Heritage Site.
New Koilwar Bridge, at Koilwar in Bhojpur is a 1.52 km long, 6-lane wide road bridge over the Sone river. It connects Arrah with Patna, the capital of Bihar state in India and also carries Buxar-Arrah-Patna national highway (NH-922). New Koilwar Bridge is named after Indian mathematician and Padma Shri awardee Vashishtha Narayan Singh (1946–2019). New Koilwar Bridge is 500 metres north and parallel to the existing 2-lane wide Koilwar Bridge. The construction work of all 6-lanes completed and Bridge is fully opened to public on 14 May 2022.
Vijayawada–Hyderabad Expressway is a 247 km long, 4/6 lane wide tolled expressway that connects Vijayawada in Andhra Pradesh with Hyderabad in Telangana. It was opened for public in October 2012. The project was undertaken by concessionaire GMR Hyderabad Vijayawada Expressways Private Limited, a subsidiary of GMR Group on a Build-Own-Operate-Transfer (BOOT) basis. It is one of the busiest expressways in India and is a part of National Highway 65, which connects Machilipatnam to Pune.
Varanasi–Kolkata Expressway, also known as Varanasi–Ranchi–Kolkata Expressway, and NH-319B, is an approved 610 km (380 mi) long, six-lane, greenfield access-controlled expressway, which will connect the spiritual city of Varanasi in Uttar Pradesh with the capital of West Bengal, Kolkata, through the capital of Jharkhand, Ranchi. It will run almost parallel to the Grand Trunk Road or the Asian Highway 1, and will pass through four states–Uttar Pradesh, Bihar, Jharkhand and West Bengal. The expressway is a part of Bharatmala Pariyojana, and it will reduce both travel time and distance, from 12-14 hours to only 6-7 hours, and from 690 km (430 mi) to 610 km (380 mi). It will start from Chandauli district in Uttar Pradesh, and will terminate near Uluberia, Howrah district, West Bengal.
Gorakhpur–Siliguri Expressway is an approved 519 km (322 mi) long, four-lane access-controlled greenfield expressway, which will connect the city of Gorakhpur in Uttar Pradesh with the city of Siliguri in West Bengal, India. It will run almost parallel to the India–Nepal border, and will pass through three states–Uttar Pradesh, Bihar and West Bengal. The expressway is a part of Bharatmala Pariyojana, and it will reduce both travel time and distance, from 14-15 hours only 8-9 hours, and from 640 km (400 mi) to 519 km (322 mi). As it will pass through close to the India–Nepal border, the project is of strategic importance for the country, as it will also benefit Nepal. It will be built at a cost of ₹ 32,000 crore, and will be completed by 2025, which was earlier scheduled at 2028/29. In the future, it will be extended to the capital of Assam and the largest city of Northeast India, Guwahati.
Kona Expressway is a 4 lane 14.17-kilometre-long (8.80 mi) grade-separated, tolled expressway in the suburban fringes of Kolkata, West Bengal. It is one of the most important entries to Kolkata. As of November 2022, the road carries more 70,000 vehicles per day. The road links National Highway 16 (India) near Kona, Nibra to Vidyasagar Setu, which leads to Kolkata. The expressway is part of NH 12.
Raipur–Ranchi-Dhanbad Expressway (NH), part of Raipur–Dhanbad Economic Corridor (EC-07), is an under-construction, Four-lane, 707 km (439 mi) long access-controlled greenfield expressway, which will pass through the states of Chhattisgarh, and Jharkhand from central to eastern India. It will pass through the coal reserves belt and Industrial towns of Raipur, Bilaspur, Korba, Jashpur, Ranchi, Bokaro, and Dhanbad between Chhattisgarh and Jharkhand in order to promote Industrialization in this region. This project will be mix of greenfield and brownfield. The existing part between Raipur-Bilaspur Expressway will be brownfield which will convert into Six lane expressway while the rest of the part between Bilaspur to Dhanbad will be fully greenfield.
