DEAR TIM: I read your recent column about building stairs for a deck. I can handle that, but I’m worried about how to make all the complex cuts required for the deck stair railing. Can you give me a ...

In this video of building a large staircase, I show you how I layout a stringer. It's simple math and if you use the right tools, it is quite easy. There are also some other tips and techniques I show ...

"You can absolutely cut a stair stringer if only you only knew the way the math works," my dad once said to me. So, long before I ever had a geometry class, I knew the math behind determining a slope.