Specifications and Standards set forth in Schedule D and in case of any relaxation required by the respondent in a section, the alternative design criteria for the said section shall be provided for review of petitioner‟s Engineer. As per Article 10.2.2, the respondent shall also appoint a „Proof Consultant‟ in the manner prescribed therein. As per Article 10.2.3, the said „Proof Consultant‟ shall evolve a systems approach with the Design Director to minimize the time required for final designs and construction drawings and proof check the detailed calculations, drawings and designs, approved by the Design Director. As stipulated in Article 13.1.1 of the EPC Agreement, the petitioner may require the respondent to make modifications/ alterations to the „Works‟ before issuance of a „Completion Certificate‟ either by instructing or by requesting the respondent to submit a proposal for „Change of Scope‟ involving addition cost or reduction in cost and similarly as stipulated in Article 13.1.3 of the EPC Agreement upon determining at any time that a „Change of Scope‟ will, if adopted (i) accelerate completion, (ii) reduce the cost of the petitioner of executing, maintaining or operating the Project Highway, (iii) improve the efficiency or value to the petitioner of the completed Project Highway or (iv) otherwise be of benefit to the petitioner, it shall prepare a proposal with relevant details and submit it along with relevant details to petitioner for its approval or rejection and if rejected by the petitioner, the respondent herein shall not undertake any such „Change of Scope‟ without express consent of the petitioner, save and except for meeting any emergency and furthermore as stipulated in Article 13.4 all and any such work/s are subject to restrictions on Change of Scope as it is specifically stipulated in Article 13.4.1 that no „Change of Scope‟ shall be executed unless the petitioner has issued the