A common problem in athletes is tight calf muscles, especially in runners. We look at symptoms, causes and treatment options to release muscle tightness. The calf muscle group consists of the gastrocnemius muscle and the soleus muscle. The symptoms are a gradual tightening in the calf muscles which can get worse when running or improve while running only to tighten up later.
Multiple-Wythe Unit Masonry. A wythe, by definition, is a continuous vertical section of masonry, and is one masonry unit thick. A multiple wythe, then, is more than one vertical section of masonry laid next to one another. A picture is available to clarify.
Stonework. 1  Slipform stonemasonry produces a hybrid wall of reinforced concrete with a rubble stone face. 2  Natural stone veneers over CMU, cast-in-place, or tilt-up concrete walls are widely used to give the appearance of stone masonry. 3  Sometimes river rock of smooth oval-shaped stones is used as a veneer.