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The SF 86. Standard Form 86 (SF 86) is a U.S. government questionnaire that individuals complete in order for the government to collect information for "conducting background investigations, reinvestigations, and continuous evaluations of persons under consideration for, or retention of, national security positions."
In civil engineering, clearance refers to the difference between the loading gauge and the structure gauge in the case of railroad cars or trams, or the difference between the size of any vehicle and the width/height of doors, the width/height of an overpass or the diameter of a tunnel as well as the air draft under a bridge, the width of a lock or diameter of a tunnel in the case of watercraft.
Critical Nuclear Weapon Design Information (CNWDI, often pronounced SIN-widdy or SIN-wuh-dee) is a U.S. Department of Defense (DoD) category of Top Secret Restricted Data or Secret Restricted Data that reveals the theory of operation or design of the components of a thermonuclear or fission bomb, warhead, demolition munition, or test device.
Through urban areas, at least one routing is to have 16-foot (4.9 m) clearances, but others may have a lesser clearance of 14 feet (4.3 m). Sign supports and pedestrian overpasses must be at least 17 feet (5.2 m) above the road, except on urban routes with lesser clearance, where they should be at least 1 foot (30 cm) higher than other objects.
A List X site is a commercial site (i.e. non-government) on UK soil that is approved to hold UK government protectively marked information marked as 'Secret' or above, or international partners information classified ‘Confidential’ or above. [1]
Non-cleared personnel in SCIFs must be under the constant oversight of cleared personnel and all classified information and material removed from view to prevent unauthorized access. [7] As part of this process, non-cleared personnel are also typically required to surrender all recording, photographic and other electronic media devices.
This file is a work of an employee of the Executive Office of the President of the United States, taken or made as part of that person's official duties. As a work of the U.S. federal government , it is in the public domain .
CEROS 200 (CElsius tech Radar and Optronic Site) is a radar and optronic tracking fire control director designed by Saab for use along with the 9LV Naval Fire Control System on naval ships. When interfaced to modern missile or gun systems it provides defence against any modern threat including advanced sea skimming missiles or asymmetric ...