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  2. Washington, D.C., Special Flight Rules Area - Wikipedia

    en.wikipedia.org/wiki/Washington,_D.C.,_Special...

    Effective February 9, 2009, any pilots flying VFR within a 60-nautical-mile (110 km) radius centered on the ADIZ are required to complete training about the ADIZ. This training can be completed online through a course called "Navigating the New DC ADIZ" (now "DC Special Flight Rules Area"). [ 16 ]

  3. Memorial Hermann Life Flight - Wikipedia

    en.wikipedia.org/wiki/Memorial_Hermann_Life_Flight

    Life Flight operates 24 hours a day, 365 days a year within a 150-mile radius of Memorial Hermann-Texas Medical Center, performing more than 3,000 missions each year. This service area includes Southeast Texas and Western Louisiana. The John S. Dunn Helistop is one of the busiest helipads in the world.

  4. Ronald Reagan Washington National Airport - Wikipedia

    en.wikipedia.org/wiki/Ronald_Reagan_Washington...

    The airport has three intersecting runways - 1/19 (7169' x 150' / 2185m x 46m), 15/33 (5204' x 150' / 1586m x 46m) and 4/22 (5000' x 150' / 1524m x 46m). All aircraft typically use Runway 1/19, although Commuter and General Aviation aircraft sometimes use Runway 15/33, when requested by ATC due to traffic volume or when winds favor that runway.

  5. Hours of service - Wikipedia

    en.wikipedia.org/wiki/Hours_of_service

    Retail store drivers who venture less than a 100 air-mile (115.08 statute miles or 185.2 kilometers) radius are allowed to exceed daily driving limits to make store deliveries from 10 December to 25 December, because of the demands of the Christmas shopping season. Drivers in Alaska can drive up to 15 hours within a 20-hour period.

  6. Pundit Beacon - Wikipedia

    en.wikipedia.org/wiki/Pundit_Beacon

    They indicated air routes and navigational markers, rather than airfields. [2] [18] Each lighthouse signalled a single Morse letter. This letter was visible for around 60 miles (97 km), and was unique within a 150 miles (240 km) radius.

  7. Aeronautical chart - Wikipedia

    en.wikipedia.org/wiki/Aeronautical_chart

    An aeronautical chart is a map designed to assist in the navigation of aircraft, much as nautical charts do for watercraft, or a roadmap does for drivers. Using these charts and other tools, pilots are able to determine their position, safe altitude, best route to a destination, navigation aids along the way, alternative landing areas in case of an in-flight emergency, and other useful ...

  8. Prohibited airspace - Wikipedia

    en.wikipedia.org/wiki/Prohibited_airspace

    Additionally, an indirect TFR prohibits flight below 3,000 feet (910 m) above ground level and within a 3 nautical miles (5.6 km) radius of stadiums with seating capacity of 30,000 or more, in which an World Series, MLS Cup Final, Super Bowl, College Football Playoff National Championship, NASCAR grand slam races, WrestleMania, or the Olympic ...

  9. Airspace - Wikipedia

    en.wikipedia.org/wiki/Airspace

    Class A airspace is generally the airspace from 18,000 feet (~3.4 miles, 5.5 km) mean sea level (MSL) up to and including flight level (FL) 600 (~11.4 miles, 18.3 km), including the airspace overlying the waters within 12 nautical miles (NM) (~13.8 miles, 22.2 km) of the coast of the 48 contiguous states and Alaska. Unless otherwise authorized ...