Saigon River Tunnel
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The Saigon River Tunnel, more popular in Vietnam as the Thu Thiem Tunnel is an
underwater tunnel An underwater tunnel is a tunnel which is partly or wholly constructed under the sea or a river. They are often used where building a bridge or operating a ferry link is unviable, or to provide competition or relief for existing bridges or ferry l ...
that opened on November 20, 2011.Thanh Nien News
2011 "The longest cross-river tunnel in southeast Asia" It runs underneath the
Saigon River The Saigon River () is a river located in southern Vietnam that rises near Phum Daung in southeastern Cambodia, flows south and southeast for about and empties into the Nhà Bè River, which in its turn empties into the South China Sea some no ...
in
Ho Chi Minh City Ho Chi Minh City (HCMC) ('','' TP.HCM; ), commonly known as Saigon (; ), is the most populous city in Vietnam with a population of around 14 million in 2025. The city's geography is defined by rivers and canals, of which the largest is Saigo ...
, the largest city of
Vietnam Vietnam, officially the Socialist Republic of Vietnam (SRV), is a country at the eastern edge of mainland Southeast Asia, with an area of about and a population of over 100 million, making it the world's List of countries and depende ...
. The tunnel was built with capital from
JICA The Japan International Cooperation Agency (), also known as JICA'','' is a governmental agency that delivers the bulk of Official Development Assistance (ODA) for the government of Japan. It is chartered with assisting economic and social gro ...
's ODA, in conjunction with a consortium of Japanese contractors. The tunnel connects the existing urban center of Ho Chi Minh City with
Thu Thiem New Urban Area Thu and variations may refer to: * Thursday * Thu (surname), the Gan romanization of the Chinese surname Su * Thu (pronoun) or Þu, an Old English pronoun * Thû, an early name for Sauron in J.R.R. Tolkien's works * Thu, Palpa, a village developme ...
in
Thủ Đức Thủ Đức ʰu˨˩˦:ɗɨk˧˥is a sub-municipality in Ho Chi Minh City of the Southestern region of Vietnam. History The oldest name what was recorded in this area was Ngãi An (義安), a district-level administrative unit has existed sin ...
. The Saigon River Tunnel is part of the , an important road project under construction to ease the congestion of transport in the inner city as well as transportation from downtown to the
Mekong Delta The Mekong Delta ( or simply ), also known as the Western Region () or South-western region (), is the list of regions of Vietnam, region in southwestern Vietnam where the Mekong, Mekong River River delta, approaches and empties into the sea th ...
region. The existing downtown was previously only linked with the
Thu Thiem New Urban Area Thu and variations may refer to: * Thursday * Thu (surname), the Gan romanization of the Chinese surname Su * Thu (pronoun) or Þu, an Old English pronoun * Thû, an early name for Sauron in J.R.R. Tolkien's works * Thu, Palpa, a village developme ...
by many bridges, namely:
Thủ Thiêm Bridge Thủ Thiêm Bridge is a 6-lane bridge in Ho Chi Minh City, the largest city of Vietnam, opened in 2008. The bridge links District 2 with Bình Thạnh District Bình Thạnh is a district of Ho Chi Minh City in Vietnam. , the district had a ...
,
Phú Mỹ Bridge The Phú Mỹ Bridge () is a cable-stayed road bridge over the Saigon River in Ho Chi Minh City, Vietnam. The bridge was constructed from March 2007 to September 2009 by a consortium consisting of Baulderstone, Bilfinger Berger, Freyssinet ( ...
and
Ba Son Bridge The Ba Son Bridge (Vietnamese: ''Cầu Ba Son''), formerly temporary named as Thủ Thiêm 2 Bridge, is a 6-lane bridge in Ho Chi Minh City, Vietnam that opened in 2022. The bridge crosses the Saigon River to link District 1 and Thu Duc City. Th ...
.


External links and references


DECISION No. 622/QD-TTg OF JULY 5, 2000 RATIFYING THE INVESTMENT IN THE PROJECT FOR BUILDING THE EAST-WEST AVENUE IN HO CHI MINH CITY by Vietnamese Prime Minister
{{DEFAULTSORT:Thu Thiem Tunnel Transport in Ho Chi Minh City Saigon River 2010 in Vietnam Road tunnels in Vietnam Tunnels completed in 2011 Buildings and structures in Ho Chi Minh City