The traffic jam this time consists of thousands of cargo trucks. The vehicles stuck in the latest traffic jam are moving at snail pace.
The stretch of highway links Inner Mongolia and the northern province of Hebei with Beijing. It is among the nation's busiest as the capital attracts in huge shipments of goods, which expalins the cargo trucks stuck in the jam.
An estimated 10,000 vehicles were stuck in the traffic jam that has come to signify the growing traffic problem in China.
Traffic has slowed down to a great extent over Jun 2010 and Jul 2010 due to highway maintenance projects and accidents.
In Aug 2010, a ten-day long traffic jam stretching across several miles was reported along the Beijing-Zhangjiakou highway.