Excavation Technologies, Inc. v. Columbia Gas Co.
2007 PA Super 327; 2007 Pa. Super LEXIS 3845 ( Super. Ct., Nov. 7, 2007)
The Pennsylvania Superior Court held that a public utility asked under the Pennsylvania “One-Call” Act to mark the location of its underground gas lines in the vicinity of a work site could not be sued for economic losses suffered by an excavation contractor which struck gas lines which it had erroneously failed to mark or mismarked.