A small number of people will have a blood pressure at very high levels, above 240/120mmHg for example, and this can cause problems very quickly and it needs to be treated straight away. For a blood pressure chart of readings, click here.
Materials and installation for a stone retaining wall start around $25-$40 a square face foot and go up depending on materials, site conditions, and other factors. It costs $1,250-$2,000 or more for a wall 30 inches high and 20 feet long.
A brick wall may be constructed by a handyman, masonry specialist or a general contractor. The average cost per hour for a handyman or general contractor to install a brick wall is $44.50. The average cost per hour to hire a masonry specialist for the construction of a brick wall is $62. The difference in installation cost is based upon the ability of a mason to create complex designs and configurations with the bricks.