Construction of the S8 road

Roads and Bridges
Powazkowska – Modlinska, Warsaw, Poland

Modernization consisted of extending the road according to local conditions by one lane in each direction.

Basic information

Project Investor:

Generalna Dyrekcja Dróg Krajowych i Autostrad

Project Designer:

Transprojekt – Warszawa Sp. Z o o.

Project Duration:

07/2013 – 10/2015


The expressway project located near the centre of Warsaw saw the reconstruction and extension of a section of the expressway passing through the city and included 59 engineering objects, of which there were 46 bridges, including the650 m long General Stefan Grot-Rowecki Bridge over the Vistula River. The expressway is connected to the local network using, among other things, extremely complex road interchanges. Extensive noise measures were also taken. 

Project in Numbers

  • 4,6 km Length of Main Route 
  • 5 Number of Interchanges
  • 59 – Number of Building Objects
  • 46.19 m – Width of Grot Bridge
  • 5,074 t – Amount of Steel Used
  • 65,000 m3– Amount of Concrete Laid
  • 9,600 t – Weight of Reinforcement Used

Exceptionality of the structure

The bridge serves not only for transport, but also for water mains and steam pipelines, and is located in the Natura 2000 protected area. In the urban environment, apart from relocations and modernization of utility networks, bike paths, noise attenuation walls, public transport facilities and traffic light signals, the environmental requirements were also taken into account.