At the turn of January and February, a workshop for technical supervisors on site called “Checking and testing the properties of concrete and its components during construction” was held at the AdMaS Center . It dealt with concrete technology and testing its properties. Prof. Hela and dr. Hubacek presented their knowledge of the modern technology of ordinary concrete and informed about the concrete components and special types of concrete applied in specific conditions. Also, part of the program was an assessment of concrete parameters according to the requirements of the standards and the regulations. The issue of testing the properties of fresh and hardened concrete was discussed, including detailed practical examples of individual tests in laboratories.