What to know
Blind area diagrams represent the operator's ability to see objects at different elevations.
![cat12g.jpg Cat 12G](/niosh/motor-vehicle/constructionequipmentvisibilitydiagram/images/machineicon/graders/200/cat12g.jpg)
Content Source:
National Institute for Occupational Safety and Health
Blind area diagrams represent the operator's ability to see objects at different elevations.