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CornerStone is designed for use in either gravity retaining wall structures or mechanically stabilized, geogrid-reinforced soil retaining systems. Applications range from low, lightly loaded gravity designed residential retaining walls to high (30 ft. or more), commercial and industrial geogrid reinforced structures. Whether the design is simple or complex, CornerStone wall retain their strength, while flexing under seismic loading,.

CornerStone's lug design, wedged shape and two-inch lateral allowance in the interlock, make it possible to design 90° and 45° inside or outside corners. Concave and convex curves flow with precision. Stairs, with secure railings, can be effectively integrated into any hardscape design. When geosynthetic reinforcement is added, a CornerStone wall becomes a dependable, attractive system that can effectively stylize or promote the natural qualities of a site.

CornerStone is ideal for any size job. CornerStone can be used for both low gravity retaining wall and taller reinforced wall, allowing you the ability to utilize the same wall throughout your landscaping. With three sizes, two face textures, cap units and a 90 degree corner, CornerStone can create interesting and visually appealing retaining walls. CornerStone can be used for gravity wall up to 6'-0" (depending on which units are used) and reinforced wall up to 30'-0".

CornerStone is a registered trademark of Pacific Precast Products.

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