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The most common type of airstair is found in most business aircraft, regional jets, and other small airliners, which is a stair built into the inside of the main passenger door, which is lowered to the outside. Aircraft such as the Fokker F-28 series and the VFW-Fokker 614 made this design popular. The stairs are actually part of the door ...
The helicopter hovers in very close proximity to the top of the structure. The power line technician transfers from the hovering helicopter to the structure. Various safety procedures are employed during the transfer.
A staircase or stairway is one or more flights of stairs leading from one floor to another, and includes landings, newel posts, handrails, balustrades, and additional parts. [5] In buildings, stairs is a term applied to a complete flight of steps between two floors. A stair flight is a run of stairs or steps
United Airlines planes lined up at their jet bridges at Denver International Airport in March 2014. 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 ...
An air start unit (ASU, also known as a "start cart") is a device used to start an aircraft's engines when it is not equipped with an on-board APU or the APU is not operational. [5] There are three primary types of these devices that exist currently: a stored air cart, a gas turbine based unit, and a diesel engine driven screw compressor unit.
A lesser-known application of an airlock is in architecture: inflatable buildings and air-supported structures such as pressurized domes require the internal air pressure to be maintained within a specific range so that the structure doesn't collapse. Airlocks are generally the most cost-efficient way to allow people to enter and exit these ...
Staircase House, a medieval building in Stockport, Greater Manchester, England; The shape of a mathematical function or model; see, e.g., staircase function and staircase number; A type of student accommodation around Oxbridge university quadrangles; see, e.g., Tom Quad#Description "Hudson Yards Staircase", a name once used for Vessel
Good lighting is important in a staircase so users see where they are going and to prevent falls. [6] There is often a window on the wall to let in daylight.In many cases, indoor stairs are placed far inside the building structure, and it is often not easy to get access to a wall on the outside where it would be natural to have a regular window for letting daylight in.