PhD doctoral students of KAI named after I.Abdraimov, as well as the deputy director for academic work took part in the 74th International Conference Vibroengineering, which was held on November 27-29, 2025 in Tashkent State Transport University (Tashkent, Republic of Uzbekistan). Within the framework of the conference the participants took part in discussion of topical issues of sustainable development of transportation systems, resource-saving technologies and innovative engineering solutions, as well as established professional contacts with foreign scientists and specialists of the industry. According to the results of the conference, in co-authorship with foreign colleagues, a scientific article was published on the topic: "Environmental protection of railway wastewater using natural diatomite sorbents: development and validation of a three-layer filtration strip" indexed in an international journal Skopus.