What is the cheapest way to build a retaining wall?

The cheapest type of retaining wall is poured concrete. Prices start at $4.30 per square foot for poured concrete, $5.65 for interlocking concrete block, $6.15 for pressure-treated pine, and about $11 for stone. Installation or supplies, such as drainage stone or filter fabric, are not included.

How do you make a strong retaining wall?

Here are three key principles in building any solid retaining wall:

1. Bury the bottom course, or courses, of the retaining wall one tenth the height of the wall to prevent the soil behind from pushing the bottom out.
2. Step back the blocks, rocks or timbers to get gravity working in your favor.

How much should I charge to build a retaining wall?

On average, building a retaining wall costs $23 per square foot. For the more budget-conscious, retaining wall prices average at $19 per square foot. On the upper end, retaining wall costs are around $50 per square foot.

How many deadmans are needed for a retaining wall?

Install one dead man every 6 to 8 feet around the entire wall. Continue building up the retaining wall, using landscaping screws to secure each timber. Cover the ground in front of the retaining wall with 2 to 4 inches of bark mulch.

Do you really need a retaining wall?

Retaining walls are most necessary for people in one of the following situations: Your property sits on or at the bottom of a hill. Low-elevation properties are the number one candidate for retaining walls as they are more prone to soil erosion and to flooding.

How high should my retaining wall be?

On average, most retaining walls are between three and four feet high. This is optimal because it doesn’t require any anchors, or expensive engineering methods, though in some cases the wall must be higher. Variables that affect the height of your wall include: Extreme heights.

How you can benefit from a retaining wall?

Prevent Flood Control With A Retaining Wall.

Retaining Walls Can Add An Attractive Element.

Provide A Solid Property Boundary Marker.

Slow Down Soil Erosion With A Retaining Wall.

Make Better Use Of Your Available Landscaping Space.

Reduce Potential Damage And Maintenance.

Retaining Walls Can Add To Property Value.

How much stone do I need to build a wall?

So, if you are building a stone wall that is 20 feet long, 2 feet wide and 3 feet high, you would use the formula like this: You would need a little less than 4 ½ yards of stone to build your stone wall. But round up and buy at least 5 yards. If you can afford it, get 6 or even 7 yards.