Subcontractor further acknowledges that it has satisfied itself as to the character, quality and quantity of surface and sub-surface materials or obstacles to be encountered insofar as this information is reasonably ascertainable from the inspection of the Site, including investigation reports of subsurface conditions in areas where the Work is to be performed. The records of such investigations are not a part of the Subcontract and only for the convenience of Subcontractor. Contractor assumes no responsibility whatsoever in respect to the sufficiency or accuracy of the investigations thus made. Any failure by Subcontractor to take the actions