Knox County, Tennessee. Knox County is a county in the U.S. state of Tennessee. As of the 2010 census, the population is 432,226. Its county seat and largest city is Knoxville. The county is at the geographical center of the Great Valley of East Tennessee. Near the heart of the county is the origin of the Tennessee River at the union of the Holston and French Broad Rivers.
Workbench Height Summary: 29â³ â 30â³ (74cm â 76cm) makes a practical, low workbench height for woodworking. A low workbench is good for hand work, especially hand thicknessing, as youâre able to get your body weight over the bench. 38â³ â 39â³ (97cm â 99cm) makes a practical, tall workbench height.
Each scaffold platform and walkway must be at least 18 inches (46 centimeters) wide. When the work area is less than 18 inches (46 centimeters) wide, guardrails and/or personal fall arrest systems must be used.