![]() Stacking stone properly requires not only experience, but also heavy machinery. Hire a Stone Retaining Wall Builderįor these jobs, you’ll likely always hire a professional. Then, they’ll build the wall and compact the backfill in the excavated area.ĭIY vs. An installer adds a layer of base material, compacts and levels it, and adds the geogrid at the bottom of the trench and beneath where the wall's base blocks will sit. This distance varies based on soil conditions, slope gradient, and wall material. It’s particularly useful where the wall is made from lighter materials, soil is fine and sandy, or the area behind the wall slopes, leading to greater pressure on the wall from the soil it's holding back.Ĭontractors excavate the entire distance behind the wall that requires reinforcement. Geogrid is a flexible mesh that helps to stabilize soil behind a retaining wall. Geogrid increases labor costs by up to 50%, but creates a stronger, more durable wall. You'll need to clear the site, excavate for the footing, pay for permits, landscaping, and other tasks necessary to get the best finish for your retaining wall.Ĭost to excavate: $50–$200 per cubic yard, or $40–$150 per hourĬost of landscape lighting: $2,000–$4,000 There is some preparatory work required when it comes to building a retaining wall that may not be included in the initial price. But collecting and fashioning a fieldstone wall can take four to five times longer than working with identical stones, increasing labor prices. Labor adds another $10 to $60 per square foot, depending on how you accomplish the project.įor example, it doesn’t take a lot of work to set delivered stones of similar sizes. Local delivery for stone ranges from $100 to $200 per load. Cost to Build a Stone Retaining Wallĭelivery depends on distance traveled, load size, and other factors. You may also need them drilled, shaped, or placed in difficult areas, increasing the price. The size, weight, and delivery distance also impact how much you'll pay per boulder. They're exceptionally strong, resistant to all kinds of damage, and available in varying shades of gray, black, and blue-gray.Ĭoulders cost between $100 and $600 per ton, which averages out at $400 to $500 per boulder, not including installation. Slate retaining walls are popular for those who want the traditional dry-stacked stone wall between 2 and 3 feet tall. To install a stone retaining wall made of slate, expect to pay between $30 and $85 per square foot, installed. ![]() ![]() They’re often large and heavy and cost about $300 to $400 per ton, plus delivery and installation. Materials make up about half the price, while delivery and installation make up the rest. Limestone retaining walls cost $50 to $100 per square foot. However, the size, accessibility and regional cost factor into the wall’s final price. Fieldstoneįieldstone retaining walls cost $25 to $75 per square foot on average. It’s one of the more expensive walls to build because stacking stone requires proper training and experience. You’ll often find it cheapest to use a locally quarried variety, which lowers shipping fees. Resource Centerĭry stack stone costs $40 to $100 per square foot, depending on the stone you use. Find hiring guides, material costs, expert advice, how-to's and more.
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