A 31, road surface renewal, Los Dorsten-West, km 6 + 800-11 + 860, AM Dorsten.

Construction supervision thorough renovation.

For the A31 in the maintenance section north of AS Kirchhellen to north of AS Dorsten from km 6 + 800 to km 11 + 860, a thorough renewal of all lanes as well as the hard shoulder and shoulder is planned in 2021/2022.

The Bottrop-Feldhausen junction and the Dorsten junction are located within the maintenance section.

The renewal of the continuous route including the deceleration and acceleration lanes of the junctions is carried out in asphalt construction in high installation with complete replacement of the existing paving. The gradient is raised by 14 cm.

The construction supervision for this construction project is to be outsourced.