Michał Strach specializes in the use of modern surveying techniques for the measurement and analysis of the geometry and technical condition of engineering structures, in research uses, among others: laser scanning, GNSS satellite measurements, precise tachymetric measurements, UAV, mobile wireless sensor networks for monitoring infrastructure and people, and proprietary measurement systems. He performs research, and shares expert opinions and implements new technological solutions on behalf of state-owned companies and commercial companies. Based on the expert opinions provided, PKP Polskie Linie Kolejowe S.A. implemented guidelines and technical standards for conducting surveying work in railway areas. Michał Strach also used his experience researching infrastructure and tracks on tram loops. He is the author of the patent application. It results from research on the optimization of measurement technologies related to the surveying inventory of facilities in railway areas.