What blocks should I use for a retaining wall?
Concrete blocks can be used by laying them side by side, again with mesh ties holding the two sections together, or by laying them flat to give either a 225mm wide wall, or long ways to give a 450mm wide wall. There are also proprietary products for building strong walls and one of these is the hollow concrete block.
How much does an Allan Block wall cost?
Total Installed Cost Per Square Foot
| Allan Block SRW | Natural Stone | |
|---|---|---|
| Applications | Residential Commercial | Residential |
| Contractor Profitability | ↑ | ↓ |
| Product Growth Potential | ↑ | Stable |
| Average Costs/SQ Ft. | $15 – $25 | $20 – $40 |
Do I need a footer for a retaining wall?
A buried structural footing is usually required for larger retaining walls. To create this, a landscaper pours concrete below frost level (the depth to which the ground will freeze during the winter). Footings poured too shallow are prone to shifting and moving if moisture in the soil freezes and heaves.
How much do Allen blocks cost?
How much does it cost to build a block wall?
Concrete block walls typically cost $10 to $15 per square foot to install. Consider getting several professional estimates for your wall or foundation project to get an accurate price.
How do you install a block wall?
Install two or three blocks in each direction by placing mortar on the footer, laying the block, checking for level and plumb. Place a 3/8-inch layer of mortar on the edge of each block prior to installing the next block. Repeat for each corner and then continue to fill in the walls between corners.
How much does a concrete block cost?
Menard’s also lists its prices on its official website. According to the website, an eight-inch standard concrete block retails for $1.50, while four-inch construction block retails for $1.50. Regardless of the size, most were less than $2 each.
How thick should a concrete retaining wall be?
This can add several inches to the wall’s thickness dimensions, and can vary depending on the severity of exposure, soil type and reactivity, etc. In general, the top of the stem of any cast concrete retaining wall should not be less than 12 inches for the proper placement of concrete.