Title: Plywood Box Beams
Post by: John Raabe on December 16, 2004, 08:56:40 AM
Post by: John Raabe on December 16, 2004, 08:56:40 AM
Here is an APA document with general guidelines on building box beam headers and girders. These use plywood, glue and standard framing lumber to build site-built beams with great strength.
http://www.apawood.org/pdfs/managed/Z416.pdf
(this is a PDF file)