What Does BLS Stand For? BLS Stands for Basic Life Support. It is a set of techniques used on a victim to help maintain the victimâs life. When a personâs heart stops beating, the lack of oxygenated blood flowing through the body can cause brain damage in only a few minutes. A person may die within 8 to 10 minutes.
A. Concrete overlays vary in cost. A thin microtopping that is applied at no more than an 1/8 of an inch can cost anywhere from $3 to $5 per square foot installed. If you go with a decorative microtopping the cost depends how much detail is in the work.
1 Concrete: $4.00 to $9.00 per square foot. 2  Pros â Lower cost both per tile and in maintenance, can be made to any shape or color, can be made very light-weight, very long lasting.  Cons â Will fade with time, can be difficult to install, takes longer to install than asphalt shingles.