redwood retaining wall vs pressure treated

  • You know you want something durable, affordable, and non-toxic. But what? Wood retaining walls must be: Chemical free, not soaked in creosote or pressure-treatment chemicals; Extra durable in ground-contact settings; Non-toxic alternative to carcinogenic railroad ties; More affordable and longer lasting than cedar or redwood ties; Responsibly sourced; Beautiful! Luckily, we have the perfect solution that fulfills all these criteria: our Restoration Juniper landscaping& ...


  • Marin County retaining wall Contractor. There are three types of retaining walls that Clough generally builds. These 3 types are: Landscaping retaining walls; pressure treated retaining walls; Steel I Beam or “soldier pile” retaining walls. Landscaping retaining walls are generally short being 12”-18” tall and are used to tier a slightly sloped hillside in order to plant that hillside. Landscaping retaining walls are mostly aesthetic and are generally built out of redwood in order to blend with& ...


  • wall Materials: Timbers. a timber retaining wall. View as slideshow. Photo by Jerry Pavia. Affordable and good for DIYers; the 6x6s, 6x8s, and 8x8s sold in lumberyards and home centers are held together with screws, spikes, or rebar. These walls need only a basic crushed stone footing and T-shaped timber deadmen to anchor them. pressure-treated pine and fir that are rated for ground contact should survive 40 years; western red cedar or redwood lasts about 20.


  • pressure-treated wood is wood that's been treated with preservatives. This protects wood from insects and decay and is ideal for projects where wood is exposed to the elements or excessive moisture. Wood preservatives are registered with the Environmental Protection Agency for their safe use. pressure-treated softwood lumber includes Southern Pine, Ponderosa Pine, Douglas fir and Hem-fir. Typical residential applications include: Decks; Fences; Walkways; retaining walls& ...


  • pressure treated retaining walls. Marin County pressure treated retaining wall Contractor. pressure treated wood retaining walls are created on Marin County hillside properties for durability and longevity. Installing a pressure treated wood retaining wall offers a great way to hold back hillsides and/or create additional living spaces for homes.


  • Rough redwood or construction grade heartwood lumber are the preferred choices for wall construction. Well-built, properly draining redwood retaining walls can last 20 years or more. pressure-treated lumber also is excellent for retaining wall construction because of its strength and hardness. Mills start with a hard, strong construction grade wood like Douglas fir, and then preservative chemicals are injected under pressure to limit the effects of insect and rot damage. Copper and& ...


  • What You Need: pressure-treated 8x8 fir timbers (construction-heart redwood or cedar timbers are other good options, but avoid railroad ties; these are treated with creosote, which is harmful to some plants and makes the ties messy to work with); Shovel; Level; Metal mallet or hammer; Chain saw and safety goggles; Heavy-duty drill with an extension bit (small drills burn out on long holes like these); 3/4-inch rerod; Measuring tape& ...


  • For the true tree-hugger, there's also recycled redwood. If you choose to use pressure-treated wood and don't mind the green roller-marked appearance, be sure to use suitable metal hardware since this PT wood contains a great deal of copper (much more than in the past since the removal of the arsenic) and is highly corrosive to ferrous metals such as steel and iron. If you're considering one of the loose or pinned-block retaining wall system, keep in mind that these& ...


  • pressure treated retaining wall with redwood Cap.


  • The fun fact about pressure treated wood is that it is warrantied but putting it in continuous contact with the ground voids the warranty. Even so, you can reasonably expect to get anywhere from 10-20 years out of a timber wall. We did a job a couple of years ago where we removed a timber retaining wall so we could install a new Techo-Bloc wall. The existing wood wall was fifteen years old and we expected it to come apart like a castle made of wet Kleenex. Instead it& ...


  • retaining walls. Not the best choice due to potential ser- vice life limitations if non-durable species is used or if sapwood is included in lumber. Acceptable, especially from service life perspective. Depending on height of wall and loading ... growth redwood the highest decay-resistance rating, but gives only a moderate rating for second-growth [or young-growth] redwood.) The advantage of pressure-treated wood over naturally durable species is its greater potential for uniformity in its.


  • For this project, we need twelve 8-foot 6x6s to build a 2-foot tall wall. pressure-treated lumber, especially made for this type of wall, is readily available in home improvement centers. Before beginning, have a plan for all the soil you'll be removing. It can be used to construct raised flower beds, to fill in low spots in your yard or to grade around your foundation. Always consult your local utility company before digging. They will mark the location of any underground services in your project& ...