How To Build A Timber Retaining Wall On A Slope. Because the grade of this yard has a slight slope that will promote water runoff, we can skip this step on this project, but we will add gravel for drainage. If for example you are referring to a set of steps (stairs are internal, steps are external) that follow a sloping block of land you need to either allow for the fall in the length of your stringers ( should be longer than you need to trim, later, to.
Building a wood retaining wall is a great way to keep your topsoil from washing away down a slope.
Working on home improvement projects yourself can save you thousands of how to install timber and brick steps. How to build a block retaining wall: Plan out the wall's height and base thickness. Not only that, you can turn it into a terraced garden for determine how many 4 by 4 inch (10 cm × 10 cm) posts—spaced 3 feet (0.91 m) apart—you need for your retaining wall and purchase them from.