differing site conditions

HQ Construction, the Tennessee Department of Transportations new monthly newsletter, recently highlighted in its June 2015 issue an instance when a road builder discovered what appeared to be an underground storage tank (UST).  That can certainly disrupt construction, right?

HQ Construction (June 2015)
HQ Construction (June 2015)

During excavation activities of the

Earlier this week, I was talking with fellow attorney who does not practice construction law.  At one point in our conversation, he threw out a goocher of a question: "I know this is a hard question, but what do you think causes most of the disputes on a construction project?  I am sure there could be