Technical specifications for interoperability and the provisions of Polish design geometry of the railway line

This article applies to the Technical Specifications for Interoperability and Polish regulations in designing the geomAbsetry of the railway line, which plays a major role in building the investment process. Particular attention was paid to the category of the line and their operating parameters resulting from the TSI and the Polish national regulations. Presented Polish Classification of Construction in relation to the railway line. The paper presents the author remarks, conclusions and comments. This work was done within the framework of statutory research AGH No. 11.11.150.005.