The section from Wusheng to Tongnan is currently under planning.
Chongqing
The Tongnan to Rongchang section is also known as the Tongrong Expressway. It is 138 km (86 mi) long with a design speed of 100 km/h (62 mph).[3] This section starts at the Sichuan-Chongqing border in the north of Tongnan District, passes through Dazu District, and ends in Rongchang District. Construction began in 2016 and it was opened to traffic on 29 December 2019.[4]
Sichuan (south section)
The section from Rongchang to Luzhou is also called the Ronglu Expressway.[5] This section is 42.37 km (26.33 mi) long with a designed speed of 100 km/h (62 mph) and it was opened to traffic on 31 December 2019.[6]