The first section of the expressway opened in 1971 with two lanes ahead of the 1972 Winter Olympics.

The first section of the expressway was opened in 1981.

This section of the expressway was openened in the second half of 2010.

Jericho's section of the expressway carries 150,000 vehicles a day - averaging 6,250 an hour.

Currently, many sections of the expressway are still under construction.

There are sections of the expressway still under construction.

The first section of the expressway opened in the north of Beijing in 2002.

The first section of the expressway was opened to traffic in 2001.

Despite the opposition, construction on the elevated section of the expressway went ahead in 1955.

The first section of the expressway was opened to traffic in 1990 and the entire route was completed in 1997.