Warbud will modernize the railway line Krakow-Medyka-state border at the section from Biadoliny to Tarnow, from km 61.300 to km 80,200. The Employer is OHL ZS a.s., a joint-stock company, Branch in Poland. Warbud will carry out the work as OHL’s subcontractor, the Investor is PKP Polskie Linie Kolejowe SA.