1, Straight run stairs:
A straight staircase is a kind of staircase with only one upward step, leading to the upper space.
2, Double running stairs:
A double run staircase is a kind of staircase with a turning platform, two parallel and opposite steps, leading to the upper space.
3, Three running stairs:
Three running staircase refers to the stairwell in the middle, there are two turning platforms, divided into three flights of stairs leading to the upper space of the staircase design.
4, Four running stairs:
Four-run staircase refers to a stairwell in the middle, with three turning platforms, divided into four flights of stairs leading to the upper space of the staircase design.
5, Spiral stairs
A spiral staircase is usually arranged around a single column with a circular plan. The platform and treads are fan-shaped planes.
6, Curved stairs:
The difference between curved staircase and spiral staircase is that it rotates around a large axial space, and its horizontal projection is not a circle but an arc, and the curvature radius is larger.
7, Scissors stairs:
Scissors staircase refers to the formation of two double running straight stairs cross-arranged, each floor has two entrances and exits to achieve both up and down the fire stairs is a special staircase, its advantage is to double the output, to ensure the output of accidental escape.
8. Triangular stairs:
Triangular staircase refers to the use of triangular style, the middle is a triangular patio, three sides have a ramp as a passage up the stairs.
9, Double parallel stairs:
Double-split staircase, also known as parallel double-split staircase, refers to a turning platform, from a wider staircase to the platform, the platform is divided into two steps in opposite directions to the upper space of the staircase design.
10, Double corner stairs:
The double-split corner staircase refers to the design of two stairs leading to the upper space in different directions.
11. Running more stairs:
The multi-run staircase is directed to the upper space with a long landing connecting the two staircases.
12. Eight-shaped stairs:
The eight-figure staircase is a stair design with no turning platform and two curved stairs leading to the upper space.
13, 7-shaped corner stairs:
The seven-shaped turntable refers to a staircase with a turning platform, two steps in a figure of seven, leading to the upper space.
