<p>Pennsylvania One Call System, Inc. has implemented TerraGo GeoPDF maps resulting in accelerated Call-Before-You-Dig project review cycles, increased document accuracy and reduced costs.</p><p>Atlanta, GA (PRWEB) January 23, 2013</p><p>Pennsylvania One Call System, Inc. has implemented interactive, portable and intelligent TerraGo GeoPDF maps resulting in accelerated Call-Before-You-Dig project review cycles, increased document accuracy and reduced costs.</p><p>Pennsylvania state law requires that excavators notify underground facility owners of their intent to dig. Each year, Pennsylvania 811 handles more than 700,000 notifications, or "tickets" from excavators and sends more than five million messages to more than 3,500 underground facility owners.</p><p><a href="http://www.theintelligencer.com/article_2446e778-c58b-5b99-8a3a-a42c71395782.html">Keep reading...</a></p>