When putting your wall together mix the stone sizes throughout the wall rather than using only large stones at the bottom and small toward the top.
Dry stack stone retaining wall construction.
Use a hand or power tamper to level the base.
The ideal height for a dry stacked retaining wall is 18 to 22 inches so you can sit on it when your gardening chores are done.
For this 18 inch high wall the footing should be at least 18 inches wide.
Here are the basic steps involved in building a dry stack stone wall.
Draw the wall to scale and measure the length and height.
Dig a ditch the length of the wall that is about a foot wide and 8 to 12 inches 20 5 cm 30 5 cm below the ground level.
Building a retaining wall is suitable for diyers as long as the wall is a maximum of 3 feet tall in most areas.
To build a natural dry stone retaining wall prepare the site.
Higher walls should be engineered for stability.
This ditch will act as the wall s footing and prevent the rocks from sliding forward due to pressure from the earth behind.
For dry stack walls the base should be as wide as the wall is tall.
Each layer of a dry stack wall is called a course.
Leave a gap of about 60cm alongside the wall for.
Typical applications for mortarless concrete masonry include basement walls foundation walls retaining walls exterior above grade walls internal bearing walls and partitions.
Try to cut the ditch into native soil rather than loose added soil as the former provides a more stable foundation for the wall.
Anything taller should be handled by professionals.
Sort out the coping stones from the collapsed wall first and place them two to three metres from the wall.
Keep the largest ones nearest the wall to aid building.
The easiest way to build a stone retaining wall is to use the dry stack method that requires no mortar between stones and does not need a concrete footing like mortared walls do.
Plan for good drainage proper width height ratio and distance between tiers.
Hands on techniques for building a dry stone wall stripping out.
Lay high quality stones and use a geotextile backing to ensure the wall lasts a long time.
Take out the main stones and put the top ones furthest from the wall.