The project includes the construction of the S8 expressway on the Wyszków section – border of Mazowieckie/Podlaskie voivodship with a total length of 38.50 km. The road is located in the Mazowieckie Voivodeship, in the districts of Ostręłecki and Wyszkowski. The project will be implemented in a traditional system. The object of the investment is mainly carried out on the footsteps of the existing national road No. 8 and includes 3 sections of the S8 express road, separated by the existing bypass of the town of Ostrów Mazowiecka: 1. Wyszków section – node “Poręba” (with a node) from km 516 + 482.66 to km 529 + 470.00 with a length of 12.987 km (section 1a). 2. Section of the node “Poręba” (without a junction) – Ostrów Mazowiecka from km 529 + 470.00 to km 545 + 582.04 with a length of approximately 16.112 km (section 1b). 3. Section from the Ostrowi Mazowiecka ring road to the border of Mazovia/Podlaskie voivodship from km 553 + 145.50 to km 562 + 542.07 with a length of approximately 9.397 km (section 2).