A joint-use airport is an aerodrome that is used for both

military aviation Military aviation is the design, development and use of military aircraft and other flying machines for the purposes of conducting or enabling aerial warfare, including national airlift (air cargo) capacity to provide military logistics, logist ...

and

civil aviation Civil aviation is one of two major categories of flying, representing all non-military and non-state aviation, which can be both private and commercial. Most countries in the world are members of the International Civil Aviation Organization and ...

. They typically contain facilities of both a civil

airport An airport is an aerodrome with extended facilities, mostly for commercial Aviation, air transport. They usually consist of a landing area, which comprises an aerially accessible open space including at least one operationally active surf ...

and a military

air base An airbase (stylised air base in American English), sometimes referred to as a military airbase, military airfield, military airport, air station, naval air station, air force station, or air force base, is an aerodrome or airport used as a mi ...

By country

India

Visakhapatnam Airport Visakhapatnam Airport , officially known as Visakhapatnam International Airport, is a customs airport serving the city of Visakhapatnam, Andhra Pradesh, India. It also operates as a civil enclave on the Indian Navy airbase, INS ''Dega''. It ...

operates as a civil enclave on an

Indian Navy The Indian Navy (IN) (ISO 15919, ISO: ) is the Navy, maritime and Amphibious warfare, amphibious branch of the Indian Armed Forces. The President of India is the Supreme Commander of the Indian Navy. The Chief of the Naval Staff (India), Chief ...

airbase INS Dega

Indonesia

Juanda Airport,

Halim Perdanakusuma Airport Halim or Haleem () is an Arabic masculine given name which means gentle, forbearing, mild, patient, understanding, indulgent, slow to anger.Golziher, Ignaz, ''Muslim Studies'', ed. S.M. Stern (Albany: State University of New York Press, 1967), pp. ...

Sultan Hasanuddin International Airport Sultan Hasanuddin International Airport is an international airport serving Makassar, South Sulawesi, Indonesia. The airport is located on the border between Makassar and Maros, a suburb in South Sulawesi, approximately 20 km (12 mi) or 15 ...

operates as a civilian and navy air force on an

Indonesian Navy The Indonesian Navy (, TNI-AL) is the Navy, naval branch of the Indonesian National Armed Forces. It was founded on 10 September 1945 and has a role to patrol Indonesia's lengthy coastline, to enforce and patrol the territorial waters and Exclus ...

airbase

Indonesian Air Force The Indonesian Air Force (, sometimes shortened as IDAF / IdAF) is the Air force, aerial branch of the Indonesian National Armed Forces. The Indonesian Air Force is headquartered in Jakarta, Indonesia, and is headed by the Chief of Staff of th ...

Japan

In Japan, Ibaraki Airport,

Komatsu Airport is an international airport located west southwest of Komatsu Station in the city of Komatsu, Ishikawa Prefecture, Japan. It is the largest airport in the Hokuriku region and serves the southern portion of Ishikawa Prefecture including the c ...

, MCAS Iwakuni, Miho-Yonago Airport, Misawa Airport, Naha Airport, Saga Airport, Shimojishima Airport and Tokushima Airport are joint-use airports with facilities shared by civilians and the JSDF and/or USFJ.

Lithuania

Šiauliai International Airport uses runways and infrastructure of the Šiauliai Air Base owned by the Lithuanian Air Force.

Singapore

In Singapore,

Changi Air Base The Changi Air Base is a military airbase of the Republic of Singapore Air Force (RSAF) located at Changi, in the eastern tip of Singapore. Sited at two locations to the Changi Air Base (East), east and Changi Air Base (West), west of Singap ...

shares runway facilities with

Singapore Changi Airport Singapore Changi Airport ( ; ) is the primary international airport that serves the country of Singapore, and is one of the largest transportation hubs in Asia. More than 100 airlines operate from the airport, with flights to destinations in A ...

, the country's main international airport.

United Kingdom

Although most of the military airbases in the UK are without a commercial component,

Belfast International Airport Belfast International Airport is an international airport northwest of Belfast in Northern Ireland, and is the main airport for the city of Belfast. Until 1983, it was known as Aldergrove Airport, after the nearby village of Aldergrove, Cou ...

uses several facilities of the former

RAF Aldergrove Aldergrove Flying Station, also known previously as JHC FS Aldergrove, is a British military base located south of Antrim, County Antrim, Antrim, Northern Ireland and northwest of Belfast, and adjoins Belfast International Airport. It is som ...

, which closed as an airbase in 2009, but continues use as a helicopter station.

United States

The United States has several joint-use airports in

Federal Aviation Administration The Federal Aviation Administration (FAA) is a Federal government of the United States, U.S. federal government agency within the United States Department of Transportation, U.S. Department of Transportation that regulates civil aviation in t ...

records, where they are also described as ''shared-use airports''. One example is Destin-Fort Walton Beach Airport, which utilizes the runway and ATC services of

Eglin Air Force Base Eglin Air Force Base is a United States Air Force (USAF) base in the western Florida panhandle, located about southwest of Valparaiso, Florida, Valparaiso in Okaloosa County, Florida, Okaloosa County. The host unit at Eglin is the 96th Test ...

. Charleston International Airport uses the runways and services of Charleston Air Force Base. Both civil airports, however, operate their own passenger terminals and taxiways. Charleston also has private

fixed-base operator A fixed-base operator (FBO) is an organization granted the right by an airport to operate at the airport and provide aeronautical services such as fueling, hangaring, tie-down, and parking, aircraft rental, aircraft maintenance, flight instruction ...

s on the civilian side of the field catering to the general flying public.

Enclaves

In some cases, if one type of operations is considered the primary user or owner of the airport, the other user may sometimes be described as an enclave.

Civil enclave

A civil enclave is an area at a military air base allotted for the usage of civil aviation. Civil enclaves are common in countries like India, Sri Lanka, and Pakistan where a part of an air base, almost invariably a legacy of

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

vintage, is allotted for domestic air traffic instead of building a new civilian airport. These airports usually have a

curfew A curfew is an order that imposes certain regulations during specified hours. Typically, curfews order all people affected by them to remain indoors during the evening and nighttime hours. Such an order is most often issued by public authorit ...

(mostly after sunset) during which civil aircraft are not permitted to operate. Many reserve morning hours for military

flight training Flight training is a course of study used when learning to pilot an aircraft. The overall purpose of primary and intermediate flight training is the acquisition and honing of basic airmanship skills. Flight training can be conducted under a str ...

. Some civil enclaves adopt an altitude restriction, i.e., one below which a civilian aircraft cannot descend while over-flying the enclave. The curfew system may result in airport congestion while the altitude restriction can cause long detours and greater fuel consumption.

Air traffic control Air traffic control (ATC) is a service provided by ground-based air traffic controllers who direct aircraft on the ground and through a given section of controlled airspace, and can provide advisory services to aircraft in non-controlled air ...

at civil enclaves is usually entrusted to the armed forces or it may be a joint civilian-military crew. In some countries security is the responsibility of military personnel; in others, civil security authorities such as the

Transportation Security Administration The Transportation Security Administration (TSA) is an agency of the United States Department of Homeland Security (DHS) that has authority over the security of transportation systems within and connecting to the United States. It was created ...

in the United States retain responsibility for all civilian aviation security. It is generally accepted that the military receives revenues from civil use of ATC services if they own and operate them, but in some countries, it is not clear as to whether capital expenditure for improvements such as runway expansion is the responsibility of the military or civilian authorities. One example in India is

Goa Goa (; ; ) is a state on the southwestern coast of India within the Konkan region, geographically separated from the Deccan highlands by the Western Ghats. It is bound by the Indian states of Maharashtra to the north, and Karnataka to the ...

's Dabolim Airport at Dabolim.

Military enclave

The obverse, a military enclave, is an area of a civil airport that is allocated for use by the military. It is common in the United States; many

Air National Guard The Air National Guard (ANG), also known as the Air Guard, is a Reserve components of the United States Armed Forces, federal military reserve force of the United States Air Force, as well as the air militia (United States), militia of each U.S. ...

operations take place at smaller regional airports run by civil authorities. Airports containing ANG enclaves include

McGhee Tyson Airport McGhee Tyson Airport is a public/military airport south of Knoxville, Tennessee, Knoxville,. Federal Aviation Administration. effective April 17, 2025. in Alcoa, Tennessee. It is named for United States Navy pilot Charles McGhee Tyson, who wa ...

, Harrisburg International Airport and Kalamazoo-Battle Creek International Airport among many others; virtually every state without a major Air Force base has military operations present in at least one civilian airport. Ahmedabad's Sardar Vallabhbhai Patel International Airport in India and Hazrat Shahjalal International Airport in Bangladesh are examples of South Asian military enclaves.

External links

Business Standard articleBusiness Standard articleBusiness Standard articleEconomic and Political Weekly article

References

{{DEFAULTSORT:Civil Enclave Airports by type Civil aviation Military aviation