Concept and design
Choosing a Space-Saving Staircase Design - What is Legal and What Isn't?
...building one for your project, ensure it is **structurally sound, securely fastened, and meets all local building codes**.
A spiral staircase is an elegant and effective way to save space in a home.
Alternating tread stairs: the 'ship stair'
Alternating tread stairs, also known as 'ship stairs,' are a clever design ...