If you've ever promised yourself you'd take the stairs every day at your office, you've seen this back-to-basics style. The bend is taken even further to form a full U shape, and similar to the L ...

Like L-shaped staircases, U-shaped staircases involve a landing and two sets of stairs. Usually, both staircases start at the bottom of the floor, ascending up to where they meet and share a landing.

The differences between L-, U- and even S-shaped geometric options are simple. An L-shaped staircase, like Zig Zag from Siller Treppen, features a single 90-degree turn at any point. Whereas U ...

you can create a fire escape style switchback staircase by creating two stairs with U-shaped landings. Unlike the circular stairwell, you can't just copy your first staircase to create the second ...