Double Floor Joists Under Non-bearing Walls?
WEBOct 17, 2009 · Double floor joists under partitions has always been considered best practice. A typical residential floor load is 40 PSF live plus 10 PSF dead. This is 67 PLF on joists spaced 16" OC. A typical wood stud partition weighs 6 to 8 PSF, or 48 to 64 PLF for an 8 foot high partition. Putting a partition directly over a single joist increases the ...
Questions about double rim joist on deck - DIY Home …
WEBJul 8, 2017 · 43121 posts · Joined 2017. #2 · Jul 8, 2017. 2x8's are more than adequate with your span, but 2x10's are good. With the option of a double rim, I like to use 2x8 for the inner rim and raise the 2x10 outer rim 1" above the 2x8 to allow for the deck boards to sit inside and form its own breadboard. What is the short beam for, and why does it ...
doubling floor joists - DIY Home Improvement Forum
WEBJan 21, 2012 · woodworkbykirk. 3482 posts · Joined 2011. #9 · Jan 21, 2012. doubling up wont double the span but it will increase the deflection rating and the ability to take more load on it. as for stacking. ive never heard of this making something stronger unless its finger jointed and bonded with epoxy.
Double rim joist? 16x24 shed. | DIY Home Improvement Forum
WEBNov 27, 2012 · For your needs, you need double 2x10 rims and middle girder and supported at least 8 feet on center, like a deck. Double 2x8 with supports every 6 feet, but you should check the span chart on that. When doubling 2x, overlap at 1/2 way point. Supports should go down below your frost depth for your area.
Nailing pattern for double rim - DIY Home Improvement Forum
WEBFeb 28, 2017 · C. carpdad. 11043 posts · Joined 2010. #8 · Mar 1, 2017. Beams must be bolted together. Not sure about a beam made with two joists and space in between. Search further about it. If the second joist of a double rim is just a nailer, 3-4 nails 16" oc is about right but depends on the nails.
Use double joist hanger when one joist splits a little?
WEBAug 8, 2018 · Then your plan of adding a double patch, sounds logical. I might go for even tripling it, one short patch piece on both sides of the existing joist, if you have room to install it. Add some plate steel on both sides of the patch, and through bolt it in a sandwich. This should then be inspected by an engineer to see if it still passes code, but ...
deck code end nailing rim joist to joists - DIY Home Improvement …
WEBApr 4, 2016 · 14 posts · Joined 2011. #5 · Apr 4, 2016. couple reasons for double joist. 1. a picture frame edge around the deck and installing the deck boards at a 45° angle. instead of putting extra blocking for support and cutting and nailing in all those extra pieces the thinking was it would be faster to just stick a double joist there.
Framing out staircase opening - I-Joists - DIY Home Improvement …
WEBSep 12, 2015 · I-Joist scrap with I-Joist hangers to support those joists that fall short of the foundation wall. I will support the rimboard/i-joists with two posts, either 4x4 or 4x6 (double 2x4 or double 2x6 posts) I visualize in my mind that the staircase will be open on the right side as you come down. That would mean I also have to land that single or ...
why a double trimmer on a stair case - DIY Home Improvement …
WEBSep 29, 2021 · Mike builds a workshop ... episode 11. A double trimmer is typically used because you have to cut one or two floor joists to make an opening, and the loads from those cut ends get distributed (by the header) into the adjacent trimmers. Floor joists are not typically oversized by 50% for their loads, so the trimmers would typically be overloaded ...
floor joists for opening - DIY Home Improvement Forum
WEBFeb 13, 2018 · Usually if you cut 2 joists, you double the next joists (the ones on either side). Then to create an opening, you put double joist hangers on the joists that are doubled, and you put in a doubled header (perpendicular to the double joists on each end of your opening to create the stairway opening) The ends of your cut joists then butt into …