For projects that involve excavation or foundation work, even the most diligent pre-bid site survey may not fully inform the contractor of what conditions to expect below the surface. The risks of encountering unforeseen subsurface conditions are so high that, rather than encouraging bidders to include large contingencies in their proposals, construction lawyers have drafted a special clause—the Differing Site Conditions clause. The purpose of the Differing Site Conditions clause is to allocate the risk for conflicting, inaccurate, or incomplete pre-bid information furnished by the project owner. While the Differing Site Conditions Clause should, in theory, be a pile driver’s closest ally, recent cases interpreting this clause highlight some of the challenges to prosecuting claims under this provision.
Continue Reading What Lies Beneath (And Who Pays for It?): Common Issues Arising Under the Differing Site Conditions Clause