#Large retaining wall blocks install

Some interlocking-concrete wall blocks don’t need mortar to install, reducing installation costs. Prices depend on the block type and size. Wall-surface finish – Textured finishes or coatings cost $1.50 to $10.00 per square foot of surface area from sealants to various siding options.Ĭost of concrete blocks for retaining wallsĬoncrete blocks for a retaining wall cost $2 to $10 per block on average or $4 to $20 per square foot for materials only.flat ground – Retaining walls on slopes cost up to 3 times more than building on a level surface due to deeper footings and extra drainage. Engineering plans – A structural engineer charges $100 to $220 per hour for designing 3’ to 4’ tall walls or higher.Permits – A permit costs $50 to $450 for walls more than 3’ to 4’ tall, depending on the location and design.Additional excavation is sometimes necessary to stabilize all soil behind the wall before building. Excavation – Removing old retaining walls and dirt costs $130 to $230 per cubic yard, including disposal.Backfill – Delivering fill dirt costs $150 to $600 per truckload or $15 to $50 per yard.Landscaping – Landscaping costs $50 to $100 per hour for additional garden projects.Drainage – Installing a French drain costs $10 to $30 per linear foot to prevent erosion and flooding near the retaining wall.Obstacles – Tree stump removal costs $160 to $350 on average.Site leveling – The cost to level or regrade land is $0.40 to $2.00 per square foot.Site access – Rugged and sloped terrain or sites with limited access for delivery trucks or heavy machinery increase labor time.Builders sometimes change a wall’s planned location to avoid cutting underground utility lines. Foundation – Concrete footings cost $18 to $55 per linear foot according to the depth.Design – Complex designs, curves, and steps take more labor time.Size – Taller retaining walls need stronger foundations and additional reinforcements.Many local conditions, including the weather, soil type, and site location all have an impact on the cost to build a concrete retaining wall:

#Large retaining wall blocks install

Concrete-bag retaining walls are an easy DIY project built by stacking bags up to 2’ to 3’ tall max.Ĭost to install a concrete retaining wall Factor A 60- to 80 lb.-bag of concrete mix costs $3 to $5 per bag. Concrete bag retaining wall costīuilding a 25’x3’ concrete bag retaining wall costs $360 to $600 in materials. Installation takes less time than on-site-built concrete walls.

These factory-built panels require crane installation after delivery to the site. Concrete precast panel wall costīuilding a concrete precast panel wall costs $25 to $40 per square foot. Total costs depend on the size, foundation type, wall finish, and reinforcements.

Large blocks are more difficult to transport but quicker to install with heavy machinery.Ī cinder-block retaining wall costs $60 to $210 per linear foot for 3’ to 6’ tall walls or $20 to $35 per square foot of surface area with backfill and footings.

These larges blocks create a gravity wall, where the mass and weight of the blocks are self-supporting.Block sizes are from 2’x2’x2’ to 6’x2’x2’ each.

Large concrete retaining wall block prices are $25 to $100 per block, depending on the size. Large concrete retaining wall blocks costĬommercial or large concrete retaining wall blocks cost $60 to $270 per linear foot for 3’ to 6’ tall walls or $20 to $45 per square foot installed. Some concrete-mold options imitate the look of natural stone.

These modular concrete blocks are quick to install with their mortarless design. Interlocking retaining wall blocks prices Brand