How much weight will 3/4 plywood hold?
Other widely used plywood types include 3/4 inch, which is one of the most widely used of all plywood thicknesses. A 12-by-36-inch piece of 3/4-inch fir plywood can support up to 50 lbs. without problems.
How thick should plywood be to walk on?
Sizing the Plywood No matter what the spacing is on your ceiling joists, 3/4-inch plywood should be used if you plan on walking on it. If you plan on placing the plywood around the perimeter of the opening or door and using it only to store light boxes or materials, 1/2-inch-thick plywood should suffice.
How much weight can a 1/2 sheet of plywood hold?
The lowest amount of layers (3 ply for 3/8” & 1/2”,4 ply for 3/4”, 5 ply for 1”) Plywood fixed at both sides, with the wood grain running parallel to the span….How Much Weight Can Plywood Hold? Strength By Thickness.
| Plywood Thickness | Approximate Max Pressure |
|---|---|
| 3/8″ | 22psf |
| 1/2″ | 35psf |
| 3/4″ | 80psf |
| 1″ | 164psf |
How much does a sheet of 3/4 inch CDX plywood weigh?
The actual weight of plywood varies by product and manufacturer which can make it challenging to predict the weight perfectly. On average, a 4′ x 8′ sheet of 3/4″ softwood plywood weighs about 61 pounds.
What is the difference between OSB and CDX?
OSB is much more waterproof than plywood and CDX plywood. The glue and resin that is mixed in with the wood chips makes it much less permeable, so OSB holds up longer in harsher conditions. That is why OSB is sometimes used to secure houses when a hurricane draws near.
How much does a 4×8 sheet of CDX plywood weight?
It is normally the cheapest plywood. CDX plywood is a grade of softwood plywood. A typical 4′ x 8′ sheet of 1/2-inch Softwood Plywood weighs around 43 lbs.
How much does 1/2 inch CDX plywood weigh?
Softwood plywood weight chart
| Thickness | Actual Weight |
|---|---|
| 1/2” | 40.6 lbs |
| 5/8” | 48 lbs |
| 3/4” | 60.8 lbs |
| 1-1/8” | 84.5 lbs |
What does CDX wood stand for?
CDX stands for class C to D exposed plywood. CDX plywood is the lowest class of plywood and is often used in the construction industry as a base for other materials. The wood is extremely durable, which makes it ideal as a material in a roofing base.
How much does treated plywood weigh?
Because of the adhesive and the fact that southern yellow pine is much heavier than other typical construction lumber species, pressure-treated plywood tends to be a heavy plywood, even after drying out. Before drying out, of course, it can be much, much heavier. A typical 4′ x 8′ sheet of 1/2-inch Pressure-Treated Plywood weighs around 60 lbs.
What is the weight of a sheet of plywood?
First, consider how much a sheet of plywood weighs. A full size sheet of ¾” hardwood plywood weighs in at about 55 pounds; some varieties weigh an additional 10 or 15 pounds.