(b) to give on behalf of the Owner's Engineer any certificate or notice required or permitted to be given or made by the Owner's Engineer, and to receive any approval, certificate, notice or instruction required or permitted to be given or made by the Owner under this Agreement, and any certificate or notice given, and any approval, certificate, notice or instruction so received, by the Construction Management Manager shall have the same effect as if given by or to the Owner's Engineer and shall bind the Owner's Engineer accordingly.