Cervical Sprain and Strain Cervical sprain or cervical strain is a neck injury, which results in stiffness, pain, weakness, and muscle spasm. A sprain is an injury to the ligament, a tissue connecting bone to bone or a joint capsule providing joint stability.
Retaining Wall Costs. The cost of a retaining wall depends on the material chosen, the overall height of the wall and the length of the wall. Wood retaining walls start at $15 per square foot, while concrete retaining walls start at $20 per square foot.
Brick is a very popular material for a retaining wall. It comes in a variety of shapes, size, and color. Reds, grays, and light browns seem to look the best in the landscape setting; earth colors. Depending on the type of brick you purchase, it could cost upwards of $70 to $90 per square foot.