Call 811 Call 811

Pennsylvania

Pennsylvania

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


One Call Centers

811 or
1-800-242-1776

Address:

925 Irwin Run Road
West Mifflin PA 15122

Hours:

24 / 7

Advance 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.

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.