The DK1 Platforms (), abbreviated from cụm Dịch vụ kinh tế - Khoa học kỹ thuật (), are a collection of offshore platforms built by

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making i ...

in the southern

continental shelf A continental shelf is a portion of a continent that is submerged under an area of relatively shallow water, known as a shelf sea. Much of these shelves were exposed by drops in sea level during glacial periods. The shelf surrounding an island ...

of the country in the

South China Sea The South China Sea is a marginal sea of the Western Pacific Ocean. It is bounded in the north by the shores of South China (hence the name), in the west by the Indochinese Peninsula, in the east by the islands of Taiwan and northwestern Phil ...

. The rigs are complex steel structures composed of logistics and living facilities, manned by

Vietnam People's Navy The Vietnam People's Navy (VPN; vi, Hải quân nhân dân Việt Nam), or the Naval Service (), also known as the Vietnamese People's Navy or simply Vietnam/Vietnamese Navy (), is the naval branch of the Vietnam People's Army and is responsi ...

personnel.

Background

In response to the

PRC China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's List of countries and dependencies by population, most populous country, with a Population of China, population exceeding 1.4 billion, slig ...

's expansion into the South China Sea (SCS), in the mid 1980s, the

Socialist Republic of Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making it ...

predicted the need for it to protect itself. This led to the planning of, and in 1989, establishment of, the first DK1 rig.

Rig locations

DK1 rigs have been established in seven localities in the southwest of the Spratly Archipelago and on the south of Vietnam's continental shelf at: * Bãi cạn Tư Chính - Vanguard Bank * Bãi cạn Phúc Tần - Prince of Wales Bank * Bãi ngầm Ba Kè -

Bombay Castle Bombay Castle (also Casa da Orta) is one of the oldest defensive structures built in the city of Mumbai (formerly Bombay). The current castle is a structure built by the British on the site of the ''Manor House'' built by a Portuguese nobleman G ...

* Bãi cạn Phúc Nguyên - Prince Consort Bank * Bãi cạn Huyền Trân - Alexandra Bank * Bãi cạn Quế Đường - Grainger Bank * Bãi cạn Cà Mau - Off the

Cà Mau Cà Mau () is a city in southern Vietnam. It is the capital of Cà Mau Province, a province in the Mekong Delta region, in the southernmost part of Vietnam's inland territory. The city is characterised by its system of transport canals, and mos ...

peninsula, the southernmost part of Vietnam.

Rigs

A total of 20 rigs20 rigs - DK1/1-DK1/21, w/o DK1/13. DK1/6 was destroyed, rebuilt and destroyed again. have been built on the continental shelf in waters of depth from 7m (DK1/3) to 25m (DK1/15), from 1989 to 1998. Currently (2015) there are a total of 15 rigs in use. Facilities include 8 helicopter pads, 4 lighthouses, and a meteorological observatory. There are 14 rigs in the Spratly Islands, and one (DK1/10) in Ca Mau Shoals off the southwest coast of Vietnam.

Vanguard Bank ()

The current (2015) cluster has 3 rigs in use. * DK1/1: Completed 27 June 1989, is the 3rd construction. Currently not used. * DK1/5: Completed 2 November 1989, is the 4th rig built. Currently not used. * DK1/11: Completed 5 May 1994. * DK1/12: Completed 8 August 1994. * DK1/14: Completed 20 April 1995.

Prince of Wales Bank ()

The current (2015) cluster has 4 rigs in use. * DK1/3: Completed 15 June 1989, was the first rig completed. It collapsed on the night of 4 December 1990 during a heavy storm. * DK1/2: Completed 18 August 1993. * DK1/16: Completed 20 August 1996. * DK1/17: Completed 23 August 1996. * DK1/18: Completed 13 April 1997. This rig includes a lighthouse.

Rifleman Bank A rifleman is an infantry soldier armed with a rifled long gun. Although the rifleman role had its origin with 16th century hand cannoneers and 17th century musketeers, the term originated in the 18th century with the introduction of the rif ...
()

The current (2015) cluster has 3 rigs in use. * DK1/4: Completed 16 June 1989, is the 2nd rig completed. It collapsed on the night of 4 December 1990 during a heavy storm. * DK1/9: Completed 22 August 1993.close-up
* DK1/20: Completed 13 August 1998. * DK1/21: Completed 19 August 1998. This rig includes a lighthouse. DK1-15 Prince-Consort-Bank Close-up

Prince Consort Bank ()

The current (2015) cluster has 1 rig in use. * DK1/6: Completed 10 November 1990, is the 5th frame completed. It collapsed on the night of 4 December 1990 during a heavy storm. * DK1/15: Completed in April 1995. * 2A/DK1/6: Was completed 17 April 1995 using the foundations of the old DK1/6 rig. It collapsed during a storm on 13 December 1998.

Alexandra Bank ()

The current (2015) cluster has 1 rig in use. * DK1/7: Completed 11 November 1991. Includes a lighthouse and a meteorological observatory.

Grainger Bank ()

The current (2015) cluster has 2 rigs in use. * DK1/8: Completed 4 November 1991. Includes a lighthouse. * DK1/19: Completed 10 April 1997. Nhagiandk1

Ca Mau Shoals ()

The current (2015) cluster has 1 rig in use. * DK1/10: Completed in 1994. DK1-10 Ca-Mau cropped

Background

Rig locations

Rigs

Vanguard Bank ()

Prince of Wales Bank ()

Rifleman Bank A rifleman is an infantry soldier armed with a rifled long gun. Although the rifleman role had its origin with 16th century hand cannoneers and 17th century musketeers, the term originated in the 18th century with the introduction of the rif ...
()

Prince Consort Bank ()

Alexandra Bank ()

Grainger Bank ()

Ca Mau Shoals ()

Summary

See also

References

External links

Background

Rig locations

Rigs

Vanguard Bank ()

Prince of Wales Bank ()

Rifleman Bank A rifleman is an infantry soldier armed with a rifled long gun. Although the rifleman role had its origin with 16th century hand cannoneers and 17th century musketeers, the term originated in the 18th century with the introduction of the rif ... ()

Prince Consort Bank ()

Alexandra Bank ()

Grainger Bank ()

Ca Mau Shoals ()

Summary

See also

References

External links

Rifleman Bank A rifleman is an infantry soldier armed with a rifled long gun. Although the rifleman role had its origin with 16th century hand cannoneers and 17th century musketeers, the term originated in the 18th century with the introduction of the rif ...
()