Simple wooden stairs: One of the important parts of them is the structures for the upholstery and descending thighs.
Empty wooden stairs: steps are fixed on wooden thighs with cast aluminum corners.
Empty wooden staircases without stools: they are considered less expensive and more used in commercial shops. In this case the stairs are thicker than those in other stairs and the thighs are usually attached to iron pegs, an increase in the sturdiness of the staircase.
Moroccan wooden stairs: It has a special method for determining the shape of the thigh, which is often disorganized. Drawer sections are drawn when connected to the thigh and the line that is once drawn with the heads of bicycles to determine the shape of the thigh.
Stone or marble stairs. Stone stairs
Stone spiral staircases: The spiral staircase without an axis holds the ends of its steps inside the wall and is carried on top of each other. As for the axis, the outer steps of the steps are on columns bearing on the lower steps or fixed in the wall.
Spiral concrete stairs: The drawing shows a ladder made of individually casted stairs that are fixed over each other and in which the interior space contains an armed column in the center.
Outdoor stairs for gardens: vary in size and purpose. And its types:
A simple ladder. A half-hierarchical ladder. A single-hearted ladder. A two-way ladder.
A ladder with curves for large gardens; a ladder with two entrances to a palace garden.
Stairs of reinforced concrete: it can be made by casting the steps alone and installing them like stone stairs or pouring a problem mat or not forming the steps and then sticking with the necessary materials.
Stairs of concrete slabs: a ladder composed of reinforced concrete slabs of 4.5 sleepers thickness and 4 cm for the list fixed on the wall and on the other side based on an iron angle of 8 x 4 x 0.5 cm and is covered with a layer of rubber 7 mm thickness for the sleeper and 5 mm for the list and affixed to the tiles by Adhesive material for brick and cupsticks, a diameter of 4.5 cm, of atcropidal metal, installed on iron wicker 3.5 x 0.5 cm, fixed to the angle of the iron ladder.
Simple outdoor stairs; simple metal stairs; iron stairs.
Stairs to jump in swimming pools: become one of the most important architectural works
Ladders for slope of the swimming pools slope: a slide to the pool with a height of 3.20 m to which a ladder of reinforced concrete is installed, installed on a contracted armed beam. This method of sliding is used in children's pools for entertainment.
Escalators are of several types and they are usually used in densely populated places for fast movement and can be in one or two opposite or parallel directions.
Stairs hidden in the bishop: They are usually used to reach the attic of the attic sandal, so that it does not occupy a fixed space and when used it is attracted by a chain that moves the ladder on an axis in the attic of the attic and the ladder descends down for its use
