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.
1 Usually 17-20 inches wide is the standard. 2  The depth (from front to back of the seat) needs to be enough so that the user can sit with his or her back against the backrest of the ergonomic office chair while leaving approximately 2 to 4 inches between the back of the knees and the seat of the chair.