Everybody Call 8-1-1
Excavator Requirements
Tolerance Zones & Paint Marks
100

This is the national call-before-you-dig number.

What is 811?

100

This is what an excavator needs to be able to legally dig.

What is A Notification (Ticket)?

100

This is a "safety cushion" for the utilities and has certain rules to be followed while digging near it.

What is The Tolerance Zone?

200

Calling 811 ensures safer digging practices and can prevent these.

What are Damages?

200

This is when a contractor, homeowner, or excavator will call to be have a ticket and able to dig.

What is prior (before)?

200

This is how long and wide paint marks should be.

What is 8-10 inches and 1-2 inches?

300

Calling 811 provides this for the underground infrastructure, utilities, people, and properties.

What is Protection?

300

This is how many days 811 must be contacted prior to digging.

What is 3 business/working days?

300

Paint marks must be no more than this amount apart.

What is 20ft?

400

811 is a free service that connects excavators or homeowners with this center.

What is local one-call center?

400

This is how long a Notification (Ticket) is valid for.

What is 15 working days?

400

Pipes 12” or larger must have this labeled every other mark

What is size in inches?

Bonus (100pts) : Designators for pipes smaller than 12 inches are labeled how often?

500

Role of 811 is to notify affected owners and operators of this.

What is Planned Excavation?

500

If the excavator needs more time, they must update the ticket this amount of working days before the end of the 15 working day period.

What is 3?

500

This is the safety/tolerance zone for excavators.

What is entire width of the pipe + 24 inches?