Joist Span Table - Use this table to determine floor joist spans, deck joist span, and floor joist spacing.

The range of values in the tables provides allowable spans for all species and grades of nominal 2-inch framing lumber customarily used in construction. These span tables assume installation of at least …

Design information including span charts, load tables, allowable holes, framing connectors and more.

Learn more about Engineered Wood Products by downloading the correct install and/or specifier guide in your region and get access to span charts for BCI ® Joists and Versa-Lam ® LVL.

Joists and Rafters SFPA has created 46 simplified maximum span tables based on common load conditions for floor joists, ceiling joists, and rafters for selected visual and mechanical grades of …

Joist and rafter span tables show the maximum distance these framing members can safely cover. The spans listed are based on the specific properties of the wood being used.

These deck joist span charts show you exactly how far your joists can span for safe deck construction. You'll find maximum spans for 2x4, 2x6, 2x8, 2x10, and 2x12 deck joists, along with beam and rim …

The maximum spans provided in these tables were determined according to criteria set forth by the American Forest & Paper Association in its code-recognized Span Tables for Joists and Rafters.

To calculate maximum spans of additional species of lumber, use the Span Calculator or the Span Tables for Joists and Rafters on the American Wood Council website.

To eliminate the guesswork, our Joist Span Calculator is an easy-to-use online tool that helps you determine the maximum span for various joist sizes, wood types, spacings, and load conditions.