Track maintenance diagnostic systems for railway, metro, and trams
GRAW company was established in 1992. Its main area of activity is the contactless measurement technique. GRAW operates in the steel industry and in the railways, offering the specialised laser measurement systems and devices like trolley (TEC, TEE), profile gauge (RHPG, X-Y, A-B), straightness gauge (RSG) determining rail corrugation and weld straightness, electronic vernier (OwOgqR) and others. GRAW offers also systems for archiving and processing measurement results, like railway network database (GeoTEC) with the module evaluating the track condition synthetic coefficients, focused on issues like track diagnostics and railway infrastructure, featuring an important support for track maintenance planning and control.