The landing becomes one of the stair treads, if one was building a straight staircase. Building an "L" shaped staircase: In order to design the "L" shaped staircase the first thing that must be determined is the size and height of the landing. The landing must be constructed before any stringers are put in place.
A spiral staircase shouldn’t be confused with a helical staircase or curved staircase, which have no center column. Spiral Staircase vs Curved Staircase Design Factors While that is a simplistic definition of a spiral staircase, there are several factors that go into a spiral stair.
Straight stairs are certainly one of the most common types of stairs found in both residential and commercial properties. Advantages of straight Stairs: Straight stairs tend to be the easiest to go up and down or ascend/descend as we say in the industry.