International conference on Contemporary Theory and Practice in Construction XV is organized for the fourth time by the Faculty of Architecture, Civil Engineering and Geodesy of the University of Banja Luka. The quality of the conference held in 2020 was officially recognized by the Ministry for Scientific and Technological Development, Higher Education and Information Society, classifying it as an International Scientific Conference of the first category.

The International Conference on Contemporary Theory and Practice in Construction XV aims to connect science, profession and education in the broad field of construction with an emphasis on the process of integrality and interdisciplinarity. STEPGRAD conference program covers current topics in architecture, urban planning, civil engineering, geodesy and similar scientific disciplines, with special reference to education of engineers. The Conference is expected to be a place where scientists and experts of various profiles dealing with construction engineering can exchange their experiences and point to current trends and accomplishments in construction.