Allan Block Retaining Wall Steps
The allan block collections of retaining wall products give you a choice of styles to meet your site and design requirements.
Allan block retaining wall steps. 100 mm of wall rock in the trench and compact thoroughly. Using geogrid to reinforce the retaining wall allows taller projects to be built. You will learn how to lay the base course and proper placement for wall and step units an. All the collections can build the basic gravity wall system for smaller wall projects.
The length of the 824 assembly if available provides the flexibility to make this block ideal for this application. Learn how to build steps using concrete block retaining wall units. One of the unique benefits that sets allan block apart from other retaining wall systems is a great variety of options for ending and stepping down retaining walls. 200 mm rise and a 300 mm run on gentle slopes add pavers or other materials to increase the depth of the tread and length of the run.
The installation information demonstrates how to successfully install retaining walls two sided patio seating walls and privacy fencing select the application for your project and learn step by step details on how to plan design and build with allan block. In this example the first stair riser is the continuation of the base course of the retaining wall that the stairs are being built into. At the back of the trench step up 6 in. Each stair riser will need a minimum of 6 in.
150 mm and excavate back another 12 in. Set the ab jumbo juniors in place to form the first riser. Build the wall up to the step up location. No other wall system gives you as many choices for finishing off your retaining wall project.
Step up again to the top of the slope. 150 mm behind the retaining wall block. Building step ups with ab fieldstone 824 assembly. With allan block you get an 8 in.
Allan block is the solution for a variety of applications. If using the 812 assembly use the instructions listed above. On steep slopes keep the blocks tight together. Step ups are most stable when the upper block has sufficient bearing on the lower block.
Rise and a 12 in. Landings can soften a long stairway and provide an easy way to tie sets of steps together.