Stairs and building

In a building so many things are constructed during construction but stairs can't be forgotten because it's having different types of importance in the building during construction and after also. Then what is stair? Yes, a stair may be defined as a series of steps suitably arranged for the purpose of connecting different floors of a building. The enclosure containing the complete stairway is termed as "staircase".

Stirs may be made of from various materials like timber, stones, bricks, steel, plain concrete, or reinforced concrete. The selection of the type of materials to be used depends upon the aesthetical importance, durability desired, fire resisting qualities expected and, of course, the funds available.

 The location of stair in a building requires a careful consideration. In case of fire or any such calamity, stair provides the only means of communication, and as such, they are so located as to serve the purpose for which they are provided. In public building they should be located near the main entrance and in residential buildings is should be placed centrally so as to provide easy access from all the rooms and maintain privacy at the same time.

There are so many terms which are used in stairs such as step, tread, riser, flight, landing, nosing, flier, winders, newels, curtail step, balustrade, balusters, strings or stringers, head room or head way, spandrel, hand rail, etc.