Underground base

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An underground base is a subterranean facility used for military or scientific purposes.

Examples are:

There may be more than 10,000 underground military facilities worldwide. [1]

See also

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North American Aerospace Defense Command Combined Organization of the US and Canada providing air defence for North America

North American Aerospace Defense Command, known until March 1981 as the North American Air Defense Command, is a combined organization of the United States and Canada that provides aerospace warning, air sovereignty, and protection for Northern America. Headquarters for NORAD and the NORAD/United States Northern Command (USNORTHCOM) center are located at Peterson Space Force Base in El Paso County, near Colorado Springs, Colorado. The nearby Cheyenne Mountain Complex has the Alternate Command Center. The NORAD commander and deputy commander (CINCNORAD) are, respectively, a United States four-star general or equivalent and a Canadian three-star general or equivalent.

Cheyenne Mountain Complex Space Force installation

The Cheyenne Mountain Complex is a Space Force installation and defensive bunker located in unincorporated El Paso County, Colorado, next to the city of Colorado Springs, at the Cheyenne Mountain Space Force Station, which hosts the activities of several tenant units. Also located in Colorado Springs is Peterson Space Force Base, where the North American Aerospace Defense Command (NORAD) and United States Northern Command (USNORTHCOM) headquarters are located.

CFB North Bay

Canadian Forces Base North Bay, also CFB North Bay, is an air force base located at the City of North Bay, Ontario about 350 km (220 mi) north of Toronto. The base is subordinate to 1 Canadian Air Division, Winnipeg, Manitoba, and is the centre for North American Aerospace Defense Command (NORAD) operations in Canada, under the Canadian NORAD Region Headquarters, also in Winnipeg. It is also home to the 1 Air Force, Detachment 2 of the United States Air Force.

Continuity of government Principle of emergency government

Continuity of government (COG) is the principle of establishing defined procedures that allow a government to continue its essential operations in case of a catastrophic event such as nuclear war.

Hangar Closed structure to hold aircraft or spacecraft in protective storage

A hangar is a closed building structure to hold aircraft or spacecraft. Hangars are built of metal, wood, or concrete. The word hangar comes from Middle French hanghart, of Germanic origin, from Frankish *haimgard, from *haim and gard ("yard"). gard comes from the Old Norse garðr.

Raven Rock Mountain Complex US underground military installation

The Raven Rock Mountain Complex (RRMC), also known as Site R, is a U.S. military installation with an underground nuclear bunker near Blue Ridge Summit, Pennsylvania, at Raven Rock Mountain that has been called an "underground Pentagon". The bunker has emergency operations centers for the United States Army, Navy, Air Force and Marine Corps. Along with Mount Weather Emergency Operations Center in Virginia and the Cheyenne Mountain Complex in Colorado, it formed the core bunker complexes for the US continuity of government plan during the Cold War to survive a nuclear attack.

Podgorica Airbase Airbase in Podgorica, Montenegro

The Podgorica Airbase is an active airbase in Montenegro. The airbase facilities are shared with Montenegro's main international airport, Podgorica Airport. It is the main base of the air arm of the Military of Montenegro. During the Yugoslav era, it was the home to the 172nd Aviation Brigade of Yugoslav Air Force and its main flying training base for primary and basic pilot training.

Slatina Air Base, located at Pristina International Airport Adem Jashari, contained the second largest military underground hangar complex in the former Yugoslavia. After the NATO bombing of Yugoslavia, the airfield was used by KFOR.

Željava Air Base Former air force base & underground tunnel facility used by former state of Yugoslavia

Željava Air Base, situated on the border between Croatia and Bosnia and Herzegovina under the Plješevica mountain, near the city of Bihać, Bosnia, was the largest underground airport and military air base in Yugoslavia, and one of the largest in Europe. The facilities are shared by the local governments of Bihać and Lika-Senj County in Croatia.

Benbradagh Mountain in Northern Ireland

Benbradagh is a mountain in Dungiven County Londonderry, Northern Ireland. It is the second most northerly summit in the Sperrin Mountains area and the 564th highest summit in Ireland. It rises to 465 metres (1,526 ft) and lies to the east of Dungiven. It was used from the 1940s to the early 1970s as a United States Military Base. Col Buckley, of the Directorate of Military Intelligence (Ireland), believed nuclear weapons could be situated at underground facilities inside Benbradagh mountain in Derry, which US forces used as a communications hub in order to communicate with its North Atlantic fleet, but which were also designed for the storage of conventional high explosives. Col Buckley complained that he did not have "the monitoring or surveillance systems" to confirm the presence of nuclear weapons in Northern Ireland, but that the British strongly denied land-based systems in the territory and refused to confirm the movements of air and sea-based nuclear weapons. It is popular with paragliders due to the steep terrain. The mountain is accessible via the Curragh Road which stops near the summit.

Post-Attack Command and Control System Facility, Hadley

Post-Attack Command and Control System Facility, Hadley is a defunct Post-Attack Command and Control System facility that operated from June 2, 1958 until 1970. It is located on and under Bare Mountain in Hadley, Massachusetts. The facility was known by many different names: 8th Air Force Combat Operations Center (COC), "The Notch", and "Westover Communications Annex" since it was related to nearby Westover Air Force Base.

Naval museum complex Balaklava

Naval museum complex Balaklava is an underground submarine base in Balaklava, Crimea. It was a top-secret military facility during the Cold War, located in Balaklava Bay.

Missile launch facility Underground structure for the storage and launching of intercontinental ballistic missiles

A missile launch facility, also known as an underground missile silo, launch facility (LF), or nuclear silo, is a vertical cylindrical structure constructed underground, for the storage and launching of intercontinental ballistic missiles (ICBMs), intermediate-range ballistic missiles (IRBMs), medium-range ballistic missiles (MRBMs). Similar facilities can used for anti-ballistic missiles (ABMs).

Underground hangar

An underground hangar is a type of hangar for military aircraft, usually dug into the side of a mountain for protection. It is bigger and more protected than a hardened aircraft shelter (HAS).

Chidlaw Building

The Chidlaw Building is a former United States Air Force facility located in the Knob Hill neighborhood of Colorado Springs, Colorado. The building was close to, but not within, the Ent Air Force Base complex, and was leased by the military for several decades, housing headquarters for several military commands, starting with the Air Defense Command (ADC) and the North American Aerospace Defense Command (NORAD). When Chidlaw was completed, personnel from multiple locations, including the Ent Air Force Base, were consolidated into the new building.

Cheyenne Mountain Space Force Station US Space Force installation in Colorado

Cheyenne Mountain Space Force Station (CMSFS) is located on Cheyenne Mountain on the Front Range of the Rocky Mountains in unincorporated El Paso County, Colorado, next to Colorado Springs, The Cheyenne Mountain Complex, an underground facility on Cheyenne Mountain SFS, was first built for the North American Aerospace Defense Command (NORAD) Combat Operations Center, though NORAD moved day-to-day operations to its headquarters on Peterson AFB in 2006. However, day-to-day operations were moved back in 2011 after a major overhaul and renovation. The location now supports U.S. Space Command's Missile Warning Center, other strategic warning and survivable capabilities, and provides a ready alternative operating location for NORAD's command center.

Construction of the Cheyenne Mountain Complex

Construction of the Cheyenne Mountain Complex began with the excavation of Cheyenne Mountain in Colorado Springs, Colorado on May 18, 1961. It was made fully operational on February 6, 1967. It is a military installation and hardened nuclear bunker from which the North American Aerospace Defense Command was headquartered at the Cheyenne Mountain Complex. The United States Air Force has had a presence at the complex since the beginning, the facility is now the Cheyenne Mountain Air Force Station, which hosts other military units, including NORAD.

Chihhang Air Base

Chihhang Air Base, also known as Taitung Air Force Base, is a military airport operated by the Republic of China Air Force in Taitung County, Taiwan. It is best known for its extensive underground hangars.

Chiashan Air Force Base

Chiashan Air Force Base is a military airport operated by the Republic of China Air Force in Hualien County, Taiwan. It is known for its extensive underground hangars. Hualien Airport operates within a 28-acre civilian section of the base. It is one of the most important defense installations on Taiwan as it houses the military's most survivable aerial counter-attack forces.

Underground construction

Underground construction refers to the construction of underground tunnels, shafts, chambers, and passageways, it is also sometimes used to describe the portion of traditional construction that takes place below grade.

References

  1. Richelson, Jeffrey T. "U.S. Intelligence: Hiding of Military Assets by "Rogue Nations" and Other States a Major Security Challenge for 21st Century". gwu.edu. George Washington University. Retrieved 16 July 2020.