Floor Framing Around Stairs

But in this story we ll make it easy by showing you how to estimate step dimensions layout and cut stair stringers and assemble the stair parts.

Floor framing around stairs.

And you won t need any hard math to figure it out though your calculations must be accurate. In this photo slideshow fine homebuilding author john spier takes you through the steps of framing a staircase. Extremely long spans staircases or interior walls typically require additional support which can complicate your framing. The thought of cutting through your floor might seem scary but installing any new staircase whether rigid stairs from one floor to another or pull down stairs leading to an attic requires an opening in the floor.

Floor framing floor framing consists of columns or posts beams sill plates joists and subfloor. Some newer homes have manufactured i beam shaped joists. Assembled on a foundation they form a level anchored platform for the rest of the house and a strong diaphragm to keep the lateral earth pressure from pushing in the top of the foundation wall. A floor s framework is made up mostly of wooden joists that run parallel to one another at regular intervals.

Sure building deck stairs can be tricky. This is just one small piece of the massive 3d jigsaw puzzle we re working on. Framing the opening for the stairs comes before we put down new subfloor comes before we build a stair landing comes before we build new stairs to the second floor. Ceiling joists are usually 2 by 6s or sometimes 2 by 4s if it is an older home.

However we do need to frame out the opening for the eventual stairs in order to finish the first floor. Regardless of the method you choose every set of stairs requires the same basic approach to get from one floor to another safely comfortably and legally. The challenges are to make sure that all flooring materials are considered because by the time all the framing and finished materials are on the stairs you can t have a variance of more than 3 8ths from top to bottom of each riser which is a critical issue. Its length depends on how much headroom you need.

Framing construction stairs to make working on the second floor easier. The columns or posts and beams of wood or steel that. Before you begin cutting or measuring grab a pencil and paper and sketch an outline of your floor. Floor joists are typically 2 by 8s 2 by 10s or 2 by 12s.

Your sketch should depict the floor s basic shape and layout complete with any additional features like alcoves nooks and staircases.