Any cost due to the negligence of the Contractor or anyone directly employed by him, either for the making good of defective work, disposal of material wrongly supplied, making good of damage to property, or excess costs for material or labor, or otherwise, shall be borne by the Contractor, and the Owner may withhold money due the Contractor to cover any such cost already paid by him as part of the cost of the work.

This article supersedes the provisions of Articles 13, 14 and 16 of the General Conditions of the Contract so far as they are inconsistent herewith.