Continental Air Defense Integration North (CADIN) was a

Cold War The Cold War is a term commonly used to refer to a period of geopolitical tension between the United States and the Soviet Union and their respective allies, the Western Bloc and the Eastern Bloc. The term '' cold war'' is used because t ...

program to develop military installations in Canada for the air defense of North America using the

Semi Automatic Ground Environment The Semi-Automatic Ground Environment (SAGE) was a system of large computers and associated networking equipment that coordinated data from many radar sites and processed it to produce a single unified image of the airspace over a wide area. SA ...

already being deployed in the

CONUS ''Conus'' is a genus of predatory sea snails, or cone snails, marine gastropod mollusks in the family Conidae.Bouchet, P.; Gofas, S. (2015). Conus Linnaeus, 1758. In: MolluscaBase (2015). Accessed through: World Register of Marine Species a ...

. CADIN was a revision of the 1955 Operation Pillow for a "Fourth Phase Radar Program" to "extend the combat zone northward" with additional radars in Canada (neither country had approved the program by 1958.) After the 25 July 1958 NORAD plan included a single SAGE sector in Canada, Canada's Minister of National Defense proposed increased Canadian manning on the

DEW Line The Distant Early Warning Line, also known as the DEW Line or Early Warning Line, was a system of radar stations in the northern Arctic region of Canada, with additional stations along the north coast and Aleutian Islands of Alaska (see Proj ...

, a right granted by the May 1955 US-Canada agreement. In December 1958 NORAD also approved 52 Canada radars with Frequency Diversity for FY61-63, and the initial 5 January 1959 CADIN cost sharing agreement was for 2

CIM-10 Bomarc The Boeing CIM-10 BOMARC (Boeing Michigan Aeronautical Research Center) (IM-99 Weapon System prior to September 1962) was a supersonic ramjet powered long-range surface-to-air missile (SAM) used during the Cold War for the air defense of Nort ...

squadrons, 7 heavy radars, 45 gap fillers, an

Air Defense Direction Center An Air Defense Direction Center (ADDC) was a type of United States command post for assessing Cold War radar tracks, assigning height requests to available height-finder radars, and for "Weapons Direction": coordinating command guidance of aircra ...

, and SAGE upgrades for 25 existing radars (e.g., Beaver Lodge, Moisie, and Sydney). The

USAF The United States Air Force (USAF) is the Aerial warfare, air military branch, service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part ...

and

RCAF The Royal Canadian Air Force (RCAF; french: Aviation royale canadienne, ARC) is the air and space force of Canada. Its role is to "provide the Canadian Forces with relevant, responsive and effective airpower". The RCAF is one of three environm ...

approved on 13 July 1959 the construction of the Ottawa Super Combat Center to be "fully operational on 1 July 1963" to control BOMARC missile sites to be completed in 1962 at LaMacaza and North Bay. The cost sharing was for $305 million (USAF) and $135 million (RCAF) that included "tying into...32 ground-to-air radio sites." The schedule for CADIN gap-filler radar stations included those for "P-20F, London, Ontario; C-4-C, Brampton. Ontario; C-5-C, Mt Carleton, New Brunswick; and C-6-D, Les Etroits. Quebec" (in the spring of 1959, ADC requested the Air Defense Systems Integration Division to study accelerating the scheduled 1962 deployment of those 4 sites.) Super Combat Centers and solid-state

AN/FSQ-32 The AN/FSQ-32 SAGE Solid State Computer (AN/FSQ-7A before December 1958, colloq. "Q-32") was a planned military computer central for deployment to Super Combat Centers in nuclear bunkers and to some above-ground military installations. In 195 ...

s were cancelled in 1960 and on March 22, 1960, the

United States Secretary of Defense The United States secretary of defense (SecDef) is the head of the United States Department of Defense, the executive department of the U.S. Armed Forces, and is a high ranking member of the federal cabinet. DoDD 5100.1: Enclosure 2: a The se ...

authorized an IBM AN/FSQ-7 Combat Direction Central (BOMARC ground equipment) be provided for CADIN instead of an AN/FSQ-32. The planned North Bay nuclear bunker was started in 1959 and completed in 1963.

References

{{Reflist , refs= {{Cite NORAD Historical Summary , version=1958b , accessdate=2013-04-30 {{Cite NORAD Historical Summary , version=1959 , accessdate=2013-04-30 "Project MADRE (Magnetic Drum Radar Equipment)." 1959 establishments in Canada North American Aerospace Defense Command