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.
There are three tiers of pricing for estimating concrete walkway costs, based on national averages. The lowest tier ranges from $6 to $10 per square foot -- that's for plain (uncolored) concrete with a basic finish, or perhaps with an upgrade of a single color or a simple specialty finish, such as exposed aggregate.