Patent ID: 7773095

Claim:
A method of processing and displaying enhancements to a digital map on a display screen of a display device, comprising: receiving a ticket comprising a first level digital map file of buried facilities and a set of associated display instructions comprising one or more algorithms; displaying the first level digital map file as a first level digital map display on the display device; selecting a portion of the first level digital map display for enhancing or enlarging the selected portion of the first level digital map display, wherein an enhancement or an enlargement of said selected portion is stored within said ticket; detecting within the received ticket, one or more assigned algorithms required for the display of the selected portion of the first level digital map display; creating, via the display device, a second level digital map file of buried facilities and a second level digital map display detailing the selected portion of the first level digital map display in accordance with the display instructions of the detected one or more assigned algorithms required for display of the second level digital map display; displaying the second level digital map display on the display device; receiving a dig notification; detecting locating information within the received dig notification for identifying a location of a dig site; and correlating the dig site with the first level digital map file and the display instructions.