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Longest Canal in the World

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Longest Canal with Locks

 The Grand Canal with 24 locks in China is the longest canal in the world with a total length of 1776 kilometer and 30 to 61 meter wide. It starts from Beijing and ends in Hagzhou. In between Beijing and Hagzhou it crosses Hebei, Shandong, Ziangsu and Zhejiang provinces. It has 24 locks. It is also known as Beijing-Hagzhou Grand Canal and Nan Yunhe. It was constructed in 4 B.C.E. (before Common Era) and reconstructed in 607 C.E. (Common Era). The other canals with locks are:



Length (km)


Completed in

No. of locks

Erie Canal



Hudson river at Albany – New York – Great lakes in East-Central North America



Longest Canal without Locks

 Karakum Canal without locks in Russia is the longest canal in the world with a total length of 1400 kilometer. It was built in 1954 and completed in 1967 having a length of 840 kilometers and further extended in 1970 and 80s up to Caspian Sea coast making its total length of 1400 kilometers. The other without locks canals are:



Length (km)

Completed in


New Bian Canal




Kaifeng – Anhui – Jaingsu

Suez Canal




Mediterranean sea – Red sea

 Canal with Largest Irrigation Project in the world

 Indira Gandhi Canal Project (earlier Rajasthan Canal Project) in North-Western India is the largest known irrigation project in world with lift irrigation system. It is the gravity canal which runs a distance of 40 – 50 kilometer from India-Pakistan border. It was started in late 1950’s with the Indus Water Treaty between India and Pakistan in 1958. The source of Indira Canal is Harike Barrage (Punjab) entering Haryana and then ends in Rajasthan. It was completed in two stages. In the year 1970, separate estimates were planned for stage I and stage II and cost of stage II was approved in 1972 by Planning Commission of India. The first stage was completed in 1983 (Maitra, 1987) with a length of 204 kilometers up to Hanumangarh district of Rajasthan. There is one lift canal at Lunkansar and 3454 kilometer long distribution system 0.552 million hectare area. The second stage was complete in (1986) with a length of 256 kilometers extending up to Jaiselmer district of Rajasthan and having six lift canals with a 5606 kilometer long distribution system thus increasing the irrigation land area up to 1.963 million hectare (Bakhar, 2007).



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