TPF Sp. z o.o. implements for PKP Polskie Linie Kolejowe S.A. the following service: Supervision over the project documentation development and construction works within POIiŚ 5.1-12 project called The works on 93 rail line in the section Trzebinia – Oświęcim – Czechowice Dziedzice.

The project includes the design and reconstruction of double-track 93 rail line in the section from km 0,700 to km 44,950 (not including Libiąż station), with Chrzanów, Chełmek, Oświęcim stations reconstruction and engineering objects and crossroads, level crossings (including adjacent infrastructure), ground strengthening and protection, platforms, capacity storage objects, overhead electrification system and current return circuit, coordination infrastructure and traffic and telecommunication control facilities.