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Cages are mandated to begin between 7' and 8'(2250 mm) from the ground and extend the entire length of the ladder. Cages can have left hand exits (opening in the LH side of cage), right hand exits (opening in RH side of cage), top exits (for exit through a hatch or floor door), and walk through exits (for exit through back side of fixed ladder).
An attic ladder (US) or loft ladder (UK) is a retractable ladder that is installed into an attic door/access panel. They are used as an inexpensive and compact alternative to having a stairway that ascends to the attic of a building. They are useful in areas with space constraints that would hinder the installation of a standard staircase.
An extension ladder. A ladder is a vertical or inclined set of rungs or steps commonly used for climbing or descending. There are two types: rigid ladders that are self-supporting or that may be leaned against a vertical surface such as a wall, and rollable ladders, such as those made of rope or aluminium, that may be hung from the top.
Officers were reportedly told by rally attendees moments before a gunman attempted to assassinate former President Donald Trump of a man trying to reach the roof of a nearby building using a ladder.
Lacking a central pole, an open well staircase is supported at its outer periphery, or in some cases may be a completely self-supporting and free-standing structure. An example of perimeter support is the Vatican stairwell or the Gothic stairwell. The latter stairwell is tight because of its location where the diameter must be small.
Werner Co. is a privately owned company involved with the manufacturing and distribution of aluminum and fiberglass ladders, light duty construction equipment, fall protection equipment, and similar products. Werner Co. is headquartered in Itasca, Illinois.
The entrance of the oriel opens at the side and access is gained over a wooden staircase, complete with railings, that is clearly firmly fixed. The simplest form of access was a movable ladder that could quickly be hauled up in the event of attack. In permanently occupied castles, however, this type of access was hardly ever used.
Rooftoppers clandestinely access off-limits staircases, roof hatches, ladders, etc., and it incorporates some aspects of bouldering or free solo climbing. It is an offshoot of urban exploring , but is not universally condoned among urban explorers and is considered a stunt due to high risk of fatal injuries.