As you plan to add 811 to your marking system, consider upgrading your marking system to a high visibility damage prevention system.
We'll help you design a system that is easily installed and economical. Not sure what you need? We'll help you develop a complete upgrade plan. Call 800-522-4343 for assistance.
To learn more about the elements of a safe and economical marking system, read our "Creating an Effective Marking System" from the 2007 Excavation Safety Guide.