His main areas of research and scientific interest are: recycling, warm mix asphalts, modification of bitumen incl. rubber, performance testing of bitumen and asphalt mixtures focusing actually mainly on deformation behavior. He is further interested in PPP schemes and in introducing digitalization to the road construction industry in the Czech Republic.
Jan represent Czech Republic in the HSE committee of European Asphalt Pavements Association, he is a member of IASS and member of some TC within RILEM.