Pressure Treated Wood Retaining Wall Design

This retaining wall does not need unwieldy tie backs dug back into the slope like many of the 4x4 timber retaining walls.

Pressure treated wood retaining wall design.

The lumber for this wall will be acq pressure treated 6 by 6 and 2 by 8 s with double hot dipped galvanized fasteners. Note that this requirement is only for exterior walls as these may wick moisture onto the lumber. And finally if the retaining wall is holding back earth. 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.

Your fasteners should be hot dipped galvanized stainless steel or rated by the manufacturer for construction with pressure treated wood. Yet there is another type of wood retaining wall that uses lighter weight dimensional pressure treated lumber. 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. Because a retaining wall is going to be in contact with the ground make sure you use lumber that s rated for ground contact.

Jul 29 2014 treated wood retaining wall design 6x6 pressure treated retaining wall bing images. There s no beating pressure treated lumber in ground contact situations. And it doesn t rely on sheer weight to hold back the slope as do masonry walls. Although building inspectors are busy and shouldn t be used as a design source mine offered me some good advice.

Perry mastrovito design pics getty images. See more ideas about retaining wall wood retaining wall pressure treated timber. Level but for a longer wall rent a builder s level. A timber retaining wall is great for reshaping a sloped yard and lending a real identity and presence to your garden area.

Retaining walls can be constructed with various materials from stone to wood. Pressure treated wood is required whenever you attach framing lumber or furring strips directly to concrete or other exterior masonry walls below grade. Your best choice is a pressure treated wood that has a rating of 40 or higher. Pressure treated wood should only be used for low retaining walls and limited to areas that have good drainage.

A good looking retaining wall depends on level footings and the best way to establish level over long distances is with a builder s level. If you re building a wall with only a couple of 4 ft. Sections you can get away with using a 4 ft.