Pennsylvania

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Before You Dig in Pennsylvania

Explore damage prevention information, local contacts and rules for safe digging in Pennsylvania.


Pennsylvania One Call System, Inc.

Information

  • 811 or 800-242-1776
  • Visit Website
  • 24 / 7
  • 925 Irwin Run Road
    West Mifflin, PA 15122

Advanced Notice
Construction phase - 3 to 10 business days; Design phase - 10 to 90 business days
Number of days in advance of a digging project that you need to notify the one call center of your intent to dig.

Construction phase - 3 to 10 business days; Design phase - 10 to 90 business days
Number of days in advance of a digging project that you need to notify the one call center of your intent to dig.

Marks Valid
as long as equipment is kept on site
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.

as long as equipment is kept on site
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.

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