National road 4 (Poland)

National Road 4 (DK4) is a national road in Poland, running from the German border near Zgorzelec to the Ukrainian border near Hrebenne. It forms part of the European route E40 and is a significant east-west transit route across the country. The road passes through several major cities, including Wrocław, Opole, and Lublin, connecting important industrial and economic centers.

The route is generally characterized by a mix of motorway standard sections, particularly around larger urban areas, and sections with two lanes in each direction. Ongoing roadworks and improvements are common, aiming to upgrade segments to meet higher standards. The condition of the road varies along its length, with some areas offering smoother driving experiences than others.

The DK4 plays a crucial role in Poland's transportation network, facilitating both domestic and international traffic. Its importance contributes to ongoing investment in its maintenance and development. Traffic volume is particularly high during peak seasons and holidays. The route's length is approximately 700 kilometers. Specific details regarding exact mileage and precise characteristics of individual segments may vary depending on the source and date of the information.