A retaining wall in Broken Arrow — a structural masonry wall that holds back a slope to create usable grade-level outdoor living space for an outdoor kitchen, patio, or fire feature — is frequently the most critical element in an outdoor living project when the property has grade changes behind the home. A retaining wall that is too short, improperly designed for the soil load it must resist, or built without adequate drainage behind it will fail within a few years, destroying the usable outdoor living space it created. Understanding retaining wall costs and what drives them helps Broken Arrow homeowners evaluate contractor proposals accurately and invest in appropriate construction quality for a wall that must perform structurally for 20 or more years. VistaScapes & Design builds retaining walls as part of complete outdoor living projects throughout Broken Arrow and Tulsa.
Segmental Block Retaining Walls
Segmental retaining wall block (Versa-Lok, Allan Block, Belgard Celtik, or equivalent interlocking concrete block systems) is the most common retaining wall construction material for residential outdoor living projects in Broken Arrow because it is durable, available in a range of colors and textures to complement the outdoor kitchen’s veneer, and can be installed efficiently at reasonable cost. A segmental block retaining wall up to 4 feet tall (the maximum height for most residential segmental block systems without geogrid reinforcement) costs $35 to $65 per linear foot installed, including the required gravel drainage column behind the wall and the compacted base preparation. For walls over 4 feet tall, geogrid reinforcement — a grid material embedded in layers behind the wall to tie the wall mass to the retained soil — is required, and the wall engineering becomes more complex; walls over 6 feet tall typically require a licensed engineer’s design. A 50-linear-foot retaining wall at 4 feet tall in Broken Arrow runs $1,750 to $3,250 for the wall installation, plus the cost of grading and topsoil restoration above the wall.
Natural Stone and Poured Concrete Walls
Natural fieldstone or limestone retaining walls — dry-stacked or mortared natural stone — are the highest-quality and most visually integrated retaining wall option for an outdoor living environment that uses natural stone veneer on the outdoor kitchen and covered patio structure. A natural stone retaining wall is continuous with the outdoor living space’s stone palette and contributes significantly to the overall aesthetic quality of the project. Natural stone walls cost $75 to $150 per linear foot installed depending on stone type, wall height, and the complexity of the mortar joint pattern. Poured concrete retaining walls — formed and poured concrete, sometimes with a stone or board-formed texture applied to the face — are appropriate for very tall walls (over 6 feet) where the structural demand exceeds what segmental block can achieve economically, and they require an engineer’s design; they are typically more expensive than segmental block at $85 to $130 per linear foot for walls up to 6 feet tall.
Call VistaScapes & Design at (918) 779-1317 for a free retaining wall consultation in Broken Arrow. We’ll evaluate your property’s slope conditions and design the right retaining wall system to create usable outdoor living space for your outdoor kitchen and covered patio.
