Constructing Second Plywood Floors

Framers construct the second story floor system to match the layout of the main floor system.

Constructing second plywood floors.

Proper subflooring for wood on second floor. The final step in building a floor for a house is to sheet it with osb. Floor joists are typically 2 by 8s 2 by 10s or 2 by 12s. Some newer homes have manufactured i beam shaped joists.

Your sketch should depict the floor s basic shape and layout complete with any additional features like alcoves nooks and staircases. 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. Osb floor sheeting is typically 3 4 thick and comes with a tounge and goove to give the spans between the floor joists strength. As construction gets higher builders must.

Extremely long spans staircases or interior walls typically require additional support which can complicate your framing. Plywood is a necessity in many diy and construction projects but not every type of plywood works for every project. Ceiling joists are usually 2 by 6s or sometimes 2 by 4s if it is an older home. The many types of plywood can differ in materials number of layers rating and grade.

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. Typically the second story floor joists will not only run the same direction as the first floor joists they will also be directly over them. Before you begin cutting or measuring grab a pencil and paper and sketch an outline of your floor.