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The stairs are often built into a clamshell-style door on the aircraft. Airstairs eliminate the need for passengers to use a mobile stairway or jetway to board or exit the aircraft, providing more independence from ground services. Some of the earliest aircraft to feature airstairs were the Martin 2-0-2 and Martin 4-0-4.
Their hulls were based on the Iwo Jima-class Landing Platform Helicopter (LPH) design due to the need for flat deck space for multiple antennas. After the retirement of the fleet flagships [cruisers] (see also List of cruisers of the United States Navy § Command cruisers (CLC, CC) ) these ships would be pressed into that role despite their ...
The Grand Staircase is the chief stairway connecting the State Floor and the Second Floor of the White House, the official home of the president of the United States. The stairway is primarily used for a ceremony called the Presidential Entrance March. The present Grand Staircase, the fourth staircase occupying the same general space, was ...
An intermediate landing is a small platform that is built as part of stairs between main floor levels and is typically used to allow the stairs to change directions, or to allow the user a rest. A half landing, or half-pace, is where a 180° change in direction is made, and a quarter landing is where a 90° change in direction is made (on an ...
Jet bridges at Haneda Airport in Tokyo, Japan. A jet bridge (also termed jetway, [1] jetwalk, airgate, jetty, gangway, aerobridge/airbridge, finger, skybridge, airtube, expedited suspended passenger entry system (E-SPES), or its official industry name passenger boarding bridge (PBB)) is an enclosed, movable connector which most commonly extends from an airport terminal gate to an airplane, and ...
] This was the last static fire conducted at the now-demolished Suborbital Pad B, [8] as future tests will use the static fire stand at Massey's Test Site. [9] Booster 12 moved to the launch pad on July 9. [10] The booster performed a spin prime test on July 12; it was the first time a spin prime test was performed since Booster 9 in August ...
Landing platforms are the two platforms (at the two ends) that house the curved sections of the tracks, as well as the gears and motors that drive the stairs. The top platform usually contains the motor assembly and the main drive gear, while the bottom holds the return gear. These sections also anchor the ends of the escalator truss.
The sites included Naval Air Station Bermuda, Lajes Air Base in Terceira island, Azores, Portugal, Zaragoza Air Base in Spain, Morón Air Base in Spain, and Istres Air Base in France. [11] All sites have runways of sufficient length to support the landing of a Space Shuttle, and included personnel from NASA as well as equipment to aid a space ...