As building supervision and control; To examine the preliminary or implementation projects of the contractor companies according to the relevant legislation, to control the implementation projects and accounts, to supervise the construction of the buildings in accordance with the contract between the contractor and the administration, with the license and its annexes, and the legislation. To check the conformity of the materials used in the construction works and the production with the contract, project, technical specifications and standards and to document the results, to have the tests related to the materials and manufacturing. To supervise the use of manufacturing materials other than those approved by the Administration. To submit a copy of the documents pertaining to all the inspection services performed to the administration, and to report the situation to the administration with a report if they determine that the materials and manufacturing used in the building are contrary to the technical specifications and standards during the inspections. To control the work in the workplace in accordance with the health and safety plan, which should be arranged in accordance with the occupational health and safety legislation, and to warn the construction contractors in writing to take the necessary measures, to inform the Administration and, if necessary, the provincial directorate of the relevant Labor and Employment Agency if the warning is not followed. To have the floor productions made according to the ground survey reports, to have the soil, material and production (if necessary, the tests) carried out in the laboratories in accordance with the specifications and standards.