Aetnaâs standard HMO plans cover surgical dressings when they are medically necessary for wound debridement or for the treatment of a wound caused by, or treated by, a surgical procedure. Please check benefit plan descriptions.
The only drawback to this type of retaining wall is the lack of lateral strength it has. If too much water or extra pressure is exerted on the wall, it could fail in spots. Expect to pay between $15 and $30 per square foot of wall, depending on the style and strength of block you choose.
Some major factors to keep in mind when installing a concrete retaining wall are: Materials: You can either use concrete stone blocks or poured concrete. Youâre going to probably pay anywhere from $750 to $2,000 for the wall, including the additional materials needed to construct it.