Processing of Periodical Estimates. The Contract Compliance Specialist will review the Periodical Estimate prepared by the CM/GC and, if he concurs, execute a certificate on the face of the Periodical Estimate as to its accuracy. The Design Professional and Program Manager shall visit the project site after the CM/GC and Contract Compliance Specialist have agreed on the Periodical Estimate and conduct such inspections and reviews as are necessary to make a decision as to the accuracy of the Periodical Estimate. If the Contract Compliance Specialist and the CM/GC cannot agree on the appropriateness of the Periodical Estimate in question, the Design Professional and Program Manager shall make a decision. Upon determining the appropriateness of the estimate, the Design Professional and Program Manager shall execute the certificate of Periodical Estimate and forward it to the Owner for payment.