If you are an engineer, contractor, or employer working on a dredging project:
Unlike building a bridge or a tunnel, dredging involves working with natural, unpredictable materials. The Blue Book 2016 acknowledges that the ground conditions shown on a survey may change overnight due to storms, silting, or unexpected geological formations. fidic blue book 2016 pdf
when dredging quantities increase, a common issue in marine projects. User-Friendly Design If you are an engineer, contractor, or employer
– Use the Tender form, Agreement, and securities exactly as shown, or your contract may be unenforceable under some legal systems. If you are an engineer