Should you use screws or nails for joist hangers?

The nails penetrate into the wall ledger and therefore offer both better joist load capacity than standard-duty hangers and more protection against uplift forces caused by wind. So, what size screws for decking? The manufacturers agree: Never use galvanized deck screws or drywall screws to install joist hangers.

Do joist hangers add strength?

A. If the joist hangers your carpenter used are approved for use with the newer ACQ treated lumber, you should have nothing to worry about. These metal framing connectors have been around for years and they are code approved. … They don’t have the inherent strength to support the weight of a deck or any framing member.

Do you have to use all the holes in a joist hanger?

Standard joist hanger connection

Nails placed in all holes guarantee full load capacity. Unless specified otherwise by the designer, always use full nailing.

Where do joist hangers go?

Is a joist hanger stronger than nailing?

Joist hangers are better because they allow for more accurate placement of joists. They also allow for toe-nailing, plus support the underside of the joist. This makes the hanger stronger than a toe-nail. While joist hangers are an expense, the ease and increased strength make them a better choice.

How much weight can joist hangers support?

These hangers are bent to 45 degrees and can be installed with joist hanger nails using the same method as straight joist hangers. Angled joist hangers should be available at your local lumberyard for 2×6 and 2×10.
…
Joist Hanger Vertical Capacity.
Joist Size Min Capacity lbs
2×6 400
2×8 500
2×10 600
2×12 700

Do joists go on top of beams?

You typically need to hang a joist if the top of it needs to be in the same plane as the beam that supports it. There are all sorts of reasons and conditions on jobs where this is necessary.

Can you use joist hangers for ceiling joists?

There is one place where a ceiling joist can truly “hang.” This is where it meets a beam on top of an interior or “partition” wall. A code-compliant connection includes the use of metal joist hangers, just like those used on outdoor decks.

Can I use joist hangers for rafters?

Joist hangers can hang rafters from a ledger, but, for sloping rafters, notch them or use special rafter hangers. If rafters will sit on top of a ledger, attach them with seismic anchors as you would attach rafters to a beam.

Can you use joist hangers for beams?

A: Joist hangers are safe, if they’re installed correctly. You typically need to hang a joist if the top of the joist needs to be on the same plane as the beam that supports it. There are all sorts of reasons and conditions where this is necessary.

How do you attach joists to beams?

What can I use instead of joist hangers?

Alternatives to using metal joist hangers are ledger strips, sliding dovetails or mortising and dowels. The methods vary depending on whether it is an exterior deck or an interior platform. When it comes to outdoor decks, the only plausible do-it-yourself technique would be to use a ledger strip to support the joists.

Can I use 2×6 joist hangers for 2×8?

Usually, the hanger size is the same as the joist size, but you can use a hanger that is one dimensional size less than the joist depth—a 2×6 hanger can be used with a 2×8 joist, for instance. Keep in mind that the load capacity of the smaller hanger needs to be adequate to support the load on the joist.

Can joist hangers be used for floor joists?

Joist hangers not only simplify the framing process but also strengthen the deck or floor you are building. When hanging floor joists, use joist hangers to make building a floor deck simpler. Place hangers every 16 inches on center. Position each hanger using the tab to hold it in place.

Do you need joist hangers on rim joist?

When a beam supports the joists from below, securing the rim joist to the field joists with through screws will save time over using hangers. Also, in this situation hangers are redundant because the rim joist carries little weight. The main function of the rim joist here is to keep the joists aligned.

How much weight can a 2×8 support?

A 2×8 will adequately support a dead load of 20 psf and a live load of 40 psf depending on some factors, including allowable span. This equates to a total load of 60 psf. Therefore, for a 2x8x10, the total load would equal 600 pounds per lineal foot.

Do decks require joist hangers?

2 Answers. You don’t need joist hangers. Joist hangers are for use in spots where you’re unable to put the nails directly through the frame into the joist already.

Can you use joist hangers upside down?

These joist hangers were found to be installed upside down. … Although the nails help keep the joists connected, the 2x wood member should be sitting on the hanger’s metal “seat”; not the other way around. Give us a call if you see anything like this in your home!

How do I attach joists to rim joist?

Step 1: Attach Rim Joist

Measure and cut the rim joists to length. Set one edge of a rim joist on the beam with the top edge of the other end flush with the ledger. Fasten the boards with two 3-inch deck screws. Fasten the other rim joist the same way.

What is the difference between a rim joist and a band joist?

The wood that butts up to floor joists and wraps around the perimeter of the floor framing is called a rim joist. They are also referred to as a band joist. If you look at a house from the outside as it’s being framed, you’ll notice a band of solid lumber running along the side of the floor frame.

What is an inverted joist hanger?

Simpson Strong-Tie HUC46 Inverted Heavy Joist Hanger

The hangers are designed for use on commercial properties and schools that require additional safety factors. … Reversed flanges allow you to hang joist or beams flush at corners or any other location where outside flanges will not work.

Do I need a double rim joist deck?

It is advisable to increase the rigidity and strength of your deck’s rim or perimeter in order to reduce bounce and provide a solid foundation for your rail system. This can be accomplished in a couple of ways. You may want to install double rim joists across long sections to respond to the flexibility of the material.