Beijing's 5th Ring Road (simplified Chinese: 五环路; traditional Chinese: 五環路; pinyin: Wǔ Huán Lù, China Road Numbering: S50 (Beijing) is a ring road encircling the city about 10 kilometres away from the city centre. It takes the form of an expressway and is 98 kilometres in length. Being a ring road, it has no natural start or end point, although the "0 km" mark is found near the northeastern stretch at Laiguangying, at the intersection with the Jingcheng Expressway. The expressway ring road is a provincial-level road in Beijing municipality.
All of Beijing's expressways, except for the Tongyan Expressway, are interlinked with the 5th Ring Road. Portions of the expressway have a maximum speed limit of 90 km/h, with the remainder imposing a speed limit of 100 km/h. There is a universal minimum speed limit of 50 km/h. The 4th ring road has three lanes in each direction, for a total of six lanes.