No project or engineering challenge is too large for Terra: Terra Structures is a leading installer of segmental retaining walls and direct anchor walls. In the past 10 years we have successfully installed over 3 million square feet of MSE structures throughout the Mid-Atlantic Region. Terra offers Value Engineered solutions that provide the highest quality results at highly competitive rates. Terra Structures is committed to ensuring quality. It is our trademark in the industry. Terra Structures can be reached toll-free by calling (866)-BIG-WALL.