Our impact

D4 motorway, Czech Republic


The Project involves the Design, Build, Finance, Operation and Maintenance of 5 new-build sections of the D4 between Háje and Mirotice totaling 32km, as well as the operation and maintenance of 4 existing sections between Skalka – Háje and between Mirotice – Krašo ice, with a total length of 15km.
Meridiam has developed the project in a 50/50 consortium with Vinci. The project is developed through a 28-year availability payment contract. Financial Close took place on April 29th, 2021. Construction, which is expected to last 4.5 years, started in Q2 2021 following the handover of the construction site by the grantor.
The Project, a pilot PPP project in the Czech Republic, aims to improve traffic connection between Prague and the southern regions of the country whilst enhancing the roadway safety and improving the overall user experience. This first PPP should pave the way for more PPP projects in the Czech Republic.



Under construction


ESG/SDG Key Facts:

ESG/SDG Key Facts During the construction phase, the Concessionaire (« Via Salis ») emphasises creating a good reference in PPP in the country, focusing especially on professional management of quality, environmental and H&S matters and on proper communication with the stakeholders. The company is ISO 9001, ISO 14001 and ISO 45001 certified.

To prepare the future operation of the Highway due to start in late 2025, Via Salis team launched in the beginning of 2022 the Green Highway Initiative to implement into the design features which will be enhancing the long-term sustainability of the Project (PV panels, more erosion control of slopes, extra EV charging facilities, etc.).

The Project Company is certified ISO 14001.



with AADT of cc 12,000 vehicles

First road PPP

in Czech Republic


connection while enhancing safety
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