The majority of claims and disputes are not only intertwined, they also tend to share common roots, according to the report.
For example, project owners, seeking to minimize their outlay on upfront design, allow construction work to proceed. That almost invariably leads to changes in scope, according to the report.
On public projects, federal funds are conditional on being spent by a fixed deadline. For this reason, work may proceed before full due diligence, or before all necessary rights of way or licenses are in place.