basic guidelines and steps involved in the installation of a retaining wall where no special circumstances are present. from leveling pad, to installing and leveling the first course, to adding additional courses. this guide will give you a general overview of what you can expect when installing a retaining wall.
excavate behind the wall. a cinder block retaining wall holds back a lot of pressure. when it rains, the water from the hill behind the wall must be drained away from the wall to keep the wall
fence post footing behind retaining wall. hi for the fence to sit right behind the retaining wall, how deep should the post footings be? the soil has a lot of clay in it, so i believe the recommended depth is 600mm, but our retained soil is already 400mm - 500mm high. if each post has just a 600mm footing, only 100mm of it would be below
can i build a fence above a retaining wall? if geogrid mesh reinforcement was used in the construction of the wall the fence install could tear the grid during construction of the fence which could cause the wall to fail, and if the wall was constructed using no-fines concrete the fence installer will not be able to install a fence behind the wall once it has been built.
the face of a segmental retaining wall consists of dry stacked, mortarless concrete units. these units cannot resist an overturning moment generated when a load is applied to a fence post. the sleeve-it system uses a traditional cantilever design to engage the overlying soil mass, thereby providing resistance to the fence load.
the fence. installed behind the block installing the fence or railing directly behind the block is a common application. fences can be placed closer to the wall than 3 feet, but a design professional should be involved with the project to ensure that the top of the retaining wall can withstand the forces from the fence.
check with act govt for their planning rules. it would be unusual to install a fence on a retaining wall unless its a solid mass structure ie concrete filled blocks . more common that posts are installed just behind the wall. fences are a wind sailand may topple / bend if not well anchored into the ground.
apr 22, 2015 - explore callsquest's board 'fences on retaining wall ideas' on pinterest. see more ideas about fence design, backyard and fence.
as with all fence applications behind the wall, the installer must be aware of the geogrid location and avoid the use of a power auger where there is a potential to snag the geogrid and pull it out of the soil. when a traffic barrier is required on the project, it is often located at least 3 feet 0.9 m behind the retaining wall.
it is common to install a fence behind the retaining wall block. if you want your fence placed closer to the wall at more than 3 feet you will need the help of a professional to do the design to ensure that the top of your wall can resist the forces from the fence. top of the wall block.