Constructing Second Plywood Floors

This guide will explain the different uses of plywood as well as popular plywood sheet sizes and its rating and grade system so that you can choose the best plywood for your project.

Constructing second plywood floors.

Some newer homes have manufactured i beam shaped joists. Plywood is a necessity in many diy and construction projects but not every type of plywood works for every project. Osb floor sheeting is typically 3 4 thick and comes with a tounge and goove to give the spans between the floor joists strength. Floor joists are typically 2 by 8s 2 by 10s or 2 by 12s.

Before you begin cutting or measuring grab a pencil and paper and sketch an outline of your floor. As construction gets higher builders must. A floor s framework is made up mostly of wooden joists that run parallel to one another at regular intervals. Draw up a basic floor framing plan.

Proper subflooring for wood on second floor. Framers construct the second story floor system to match the layout of the main floor system. The osb or plywood must be staggered like stacking bricks to give it strength. Extremely long spans staircases or interior walls typically require additional support which can complicate your framing.

Second floor construction techniques follow a standard process. Whether you re installing a hardwood floor on the first or second floor of a building you need a solid subfloor that won t sag and that will hold nails. Ceiling joists are usually 2 by 6s or sometimes 2 by 4s if it is an older home. Your sketch should depict the floor s basic shape and layout complete with any additional features like alcoves nooks and staircases.