Your best choice is a pressure treated wood that has a rating of 40 or higher.
Pressure treated wood retaining wall design.
Because a retaining wall is going to be in contact with the ground make sure you use lumber that s rated for ground contact.
See more ideas about retaining wall wood retaining wall pressure treated timber.
The lumber for this wall will be acq pressure treated 6 by 6 and 2 by 8 s with double hot dipped galvanized fasteners.
If you re building a wall with only a couple of 4 ft.
Your fasteners should be hot dipped galvanized stainless steel or rated by the manufacturer for construction with pressure treated wood.
Perry mastrovito design pics getty images.
And finally if the retaining wall is holding back earth.
A timber retaining wall is great for reshaping a sloped yard and lending a real identity and presence to your garden area.
Pick a building material that will work with the look and feel of your yard.
Retaining walls can be constructed with various materials from stone to wood.
Since wood does not bear an equal amount of pressure per square inch as does concrete or other masonry opt for a stronger material if your wall will be higher than 2 feet.
Jul 29 2014 treated wood retaining wall design 6x6 pressure treated retaining wall bing images.
Pressure treated wood is required whenever you attach framing lumber or furring strips directly to concrete or other exterior masonry walls below grade.
Level but for a longer wall rent a builder s level.
Although building inspectors are busy and shouldn t be used as a design source mine offered me some good advice.
If you want to move the earth build a retaining wall by the time you re done you ll feel as though you ve moved half the planet.
Note that this requirement is only for exterior walls as these may wick moisture onto the lumber.
Sections you can get away with using a 4 ft.
Yet there is another type of wood retaining wall that uses lighter weight dimensional pressure treated lumber.
Interior walls are within a climate controlled environment and are presumed to be free of moisture.
Pressure treated wood should only be used for low retaining walls and limited to areas that have good drainage.
Dec 9 2019 explore steve medina s board pressure treated timber retaining wall on pinterest.
This retaining wall does not need unwieldy tie backs dug back into the slope like many of the 4x4 timber retaining walls.