Jun 21, 2006 · Not enough info! As stated, 12' is too long a span for 2x8's. However, if the 2x8's are supported at mid-length with a girder (4x6 or 4x8) then it should be OK.

Aug 30, 2013 · According to my AITC manual, the section modulus of two 2 x 8s is 2 x 13.14 = 26.28 cu. in. The section modulus of a single 4 x 8 is listed as 30.66 cu. in., making it slightly …

Apr 16, 2010 · 2x8x12 Lumber Custom roof trusses 3/4 -inch construction grade plywood Exterior paint ...

Oct 24, 2019 · Framing, Flooring and Sub-Flooring - Built up beam - My MBR is stripped to the studs. Removing the sheetrock revealed a built up tripled 2X6 beam that was boxed in with …

Feb 24, 2010 · Properly sistering floor joists is very important and should not be rushed to save time. Since this is a repair of a faulty or damaged floor joist, it is imperative to do this project …

Sep 29, 2019 · My joists are 2x8. The beam is almost 24' long. So, my thought was to first fasten two 2x8x12' boards to the ends of the joists, then three 2x8x8' on top of those to create a …

Jul 22, 2010 · Framing, Flooring and Sub-Flooring - Rafter Size for 16ft span - Hello, I am building a 16 x 24 home workshop with shed roof and 3/12 ptich.

Jun 23, 2014 · Roofing, Gutters and All Waterproofing Anywhere - Tar paper or drip edge first. - I have been searching the web and seen it done both ways by both amateurs and pros. Wonder …

Dec 10, 2004 · The 2x8x12 ceiling joists in this room are on 2' centers, and 8 of them must be cut and headed off. To accomplish this, we thought it would be easiest to lay a beam across the …

May 4, 2014 · Framing, Flooring and Sub-Flooring - tiny old cape cod/bungalow/cottage w/ 2x6 finished attic floor joists questions - The facts: Home built btwn 1920-1940, balloon frame …