For the truck entrance, drive past Norris Cylinder and turn immediately right on Chaney Thompson Road. The entrance to Norris Cylinder is the first driveway on the left-hand side. To Norris Cylinder – Huntsville from Chattanooga Take I-24 West to Nashville/Birmingham. Take exit 152A for US-64/US-72 West toward US-41/Kimball/S. Pittsburg.