How much does a 12 foot retaining wall cost?
A cinder block retaining wall costs around $10 to $12 per square foot. The average concrete retaining wall costs between $20 to $30 per square foot for interlocking blocks, or $30 to $40 per square foot for poured concrete. A natural stone retaining wall costs between $27 and $35 per square foot.
How do you calculate concrete for a retaining wall?
Since concrete sells by the cubic yard, you need to divide your wall’s volume in inches by 46,656. This tells you how many cubic yards of concrete you need for your wall. For a wall with a total volume of 276,480 inches you need at least 5.9 cubic yards of concrete.
How much is it to build a rock wall?
Natural rock walls cost between $25 to $80 per square foot for materials and $15 to $30 per square foot of labor. In some cases, designers may charge by the hour as well.
How much does a retaining wall cost?
The cost of a retaining wall depends on the material chosen, the overall height of the wall and the length of the wall. Wood retaining walls start at $15 per square foot, while concrete retaining walls start at $20 per square foot.
How much are retaining walls?
Retaining Wall Material Costs. Retaining wall material can range in price from $10 – $40 per square foot, with some material options including cinder block, wood, interlocking concrete block, natural stone, or poured concrete.
How do you build a landscape block wall?
Squirt a zig-zag bead of adhesive between rows of block. Apply enough to cover no more than three or four blocks in the row at a time, or it may dry before you can place a stone on top of it. The adhesive will hold the blocks together and still maintain a stacked stone appearance, so that you can build the wall a bit higher for privacy.
What is a landscape wall?
Landscape walls are a gardener’s way to fight gravity: They’re typically used to hold back part of a yard that would otherwise fall down. They can also be used to carefully step up a difficult slope, cut down on erosion, and provide distinct outdoor rooms at different elevations.