2.4 Prior to commencement of the operations, activities and Works on the Site, the Contractor shall notify all relevant Competent Authorities of the Works to be executed and shall check the location of existing services (such as water, electricity, telephones, cables, sewers, drains, etc.). Any diversion of existing services on or near the Site, which may be required by the Competent Authorities, as well as any measures for protection, repair or reinstatement thereof shall be executed by the Contractor at its own cost, and without any delay in the Construction Schedule.