Today, rail networks across the world are getting busier with trains travelling at higher speeds and carrying more passengers and heavier axle loads than ever before. The combination of these factors has put considerable pressure on the existing infrastructure, leading to increased demands in inspection and maintenance of rail assets.

This paper studies track deterioration from geometric aspects and its influencing factors with a case study for railway line of pan – European Corridor 10 on the territory of North Macedonia.

The analysis made in the paper will obtain results that would reflect the actual state of the railway infrastructure on the territory of the Republic of North Macedonia.