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.
Costs will vary widely. The Wall - for a cast in place (concrete) retaining wall 1 with a vertical face, installed on no more than a 33 degree slope with a level embankment, at 6' high (including excavation and backfill) the cost will be $12,800.