Ads
related to: alternating tread stairsmcnichols.com has been visited by 10K+ users in the past month
Search results
Results from the WOW.Com Content Network
An advantage of alternating tread stairs is that people can descend while facing forward, in the direction of travel. The only other alternative in such short spaces would be a ladder, which requires a backward-facing descent. Alternating tread stairs may not be safe for small children, the elderly, or the physically challenged.
A stair tread is the horizontal portion of a set of stairs on which a person walks. The tread can be composed of wood, metal, plastic, or other materials. In residential settings, treads can be covered in carpeting. Stair treads can come in non-slip varieties, particularly in commercial or industrial locations. [1]
alternating tread stairs: Image title: Comparison of gentle stairs (1), steep stairs (2) and alternating-tread stairs (3) by CMG Lee. Width: 100%: Height: 100%
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.
Unilateral skipping is commonly used by humans while descending stairs or maneuvering sharp turns. [2] Astronauts Ed Mitchell and Gene Cernan of the Apollo 14 and 17 missions respectively, both preferred the use of unilateral skipping as a means of traversing the surface of the moon. [ 5 ]
For sufficiently wide stairs, a rail is mounted to the treads of the stairs. A chair or lifting platform is attached to the rail. A person gets onto the chair or platform and is lifted up or down the stairs by the chair which moves along the rail. Stair lifts are known variously as stairlifts, stair-lifts, chair lifts, stair gliders and by ...
Ads
related to: alternating tread stairsmcnichols.com has been visited by 10K+ users in the past month