25.12 The Board's Representative may carry out audits of Project Co's quality management system (including all relevant Quality Plans and any quality manuals and procedures) to establish that compliance with Clauses 25.1 and 25.3 is being maintained by Project Co. The Board's Representative may carry out such audits at approximate intervals of three (3) months and may carry out other periodic monitoring, spot checks and auditing of Project Co's quality management systems. Project Co shall procure that the Board's Representative shall have a like right in respect of the Contractor and Service Providers. Project Co shall co-operate and shall procure that any Sub-Contractor co-operates with the Board's Representative including providing him with all information and documentation which he reasonably requires in connection with his rights under this Clause.