How long will untreated landscape timbers last?
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.
What can I use instead of landscape timbers?
Bricks make another good alternative to landscaping timbers. They can be a little more expensive that cement pavers. But, like pavers, they last forever and come in a range of styles, shapes, and colors. This makes them perfect for use in a number of applications.
What size do landscape timbers come in?
Landscape timbers come in a variety of sizes other than the original railroad tie size. Three-by-three landscape timbers are available, as are four-by-four and six-by-six. An 8-foot three-by-three landscape timber is 2 1/4 inches thick, 3 1/4 inches wide and 96 inches long.
How much does a 6 by 6 by 8 ft landscape timber weigh?
Table of Pressure-Treated Lumber Weights
| Weight of Pressure-Treated Lumber | ||
|---|---|---|
| 4 x 14 | 3.5 x 13.25 | 23.51 |
| 4 x 16 | 3.5 inch x 15.25 inch | 27.06 lbs |
| 6 x 6 | 5.5 x 5.5 | 15.33 |
| 6 x 8 | 5.5 x 7.25 | 20.20 |
Why do landscape timbers rot?
Landscape timber faces a variety of stressors from the outdoors. Termites and other wood-destroying insect infestations, harsh weather and natural rot and decay all threaten the integrity of landscape timber.
Are landscape timbers pressure treated?
Regular lumber begins to break down within the first year if it comes in contact with the soil, so many gardeners used to use pressure treated wood for gardening, such as landscape timbers and railroad ties, which is chemically treated to withstand the weather.
How long will a pressure treated timber retaining wall last?
A timber retaining wall can last a little over a decade, if treated properly. If not maintained, the lifespan of a timber wall is around 3 to 5 years. To keep its fresh look, timber requires serious maintenance. The material will hold up for so many years only if its pressure-treated with chemicals.
What is the best wood for a retaining wall?
Because a retaining wall is going to be in contact with the ground, make sure you use lumber that’s rated for ground contact. Your best choice is a pressure-treated wood that has a rating of . 40 or higher. Avoid railroad ties—they’re heavy and soaked with creosote, which is messy and can harm plants.
What kind of wood are landscape timbers made of?
Whether treated or untreated, the most popular type of wood used for these timbers include: Redwood. Cypress. Cedar.