Starting October 24, temporary traffic control measures will be implemented on the G4202 Chengdu Ring Expressway (Baihe Forest Interchange to Chengluo Hub) section due to construction work. The specific announcement is as follows:

Announcement Regarding Temporary Traffic Organization During Construction on G4202 Chengdu Ring Expressway (Baihe Forest Interchange to Chengluo Hub) Section

Due to expansion construction on the G42 Shanghai-Chengdu Expressway, the Luosiba Hub needs to cross over the Chengdu Ring Expressway. According to the Chengdu Ring Expressway overpass bridge demolition and installation plan, temporary traffic control will be implemented during construction on the G4202 Chengdu Ring Expressway (Baihe Forest Interchange to Chengluo Hub) section. Relevant matters are announced as follows:

I. Traffic Control Period

Daily from 22:00 to 06:00 between October 24 and December 30, 2025;

(Note: Construction will be suspended in case of rain or fog, and the construction period will be extended accordingly).

II. Traffic Control Details

Closure of the inner ring main road on G4202 Chengdu Ring Expressway (Baihe Forest Interchange to Chengluo Hub);

Closure of the outer ring main road on G4202 Chengdu Ring Expressway (Chengluo Hub to Longgang Interchange).

Closure of the G5 Beijing-Kunming Expressway inner ring ramp from Deyang to G4202 Chengdu Ring Expressway Shuangliu direction; closure of the S57 Chengbei Exit Expressway inner ring ramp from Chengdu to G4202 Chengdu Ring Expressway Shuangliu direction;

Closure of the G0521 Hanrong Expressway inner ring ramp from Hanzhong to G4202 Chengdu Ring Expressway Shuangliu direction;

Closure of the G4202 Chengdu Ring Expressway Chengjin Toll Station entrance inner ring ramp to G4202 Chengdu Ring Expressway Shuangliu direction;

Closure of the S2 Chengba Expressway inner ring ramp entering G4202 Chengdu Ring Expressway;

Closure of the G5013 Yu-Rong Expressway outer ring ramp entering G4202 Chengdu Ring Expressway; closure of the G5013 Yu-Rong Expressway Chengdu Toll Station outer ring ramp to G4202 Chengdu Ring Expressway Xindu direction;

Closure of the G4202 Chengdu Ring Expressway Chengluo Hub service road from Shuangliu to Xindu direction.

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Chengdu Ring Expressway (Baihe Forest Interchange to Chengluo Hub) construction schematic diagram

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Closure of Chengdu Ring Expressway inner ring main road (Baihe Forest Interchange to Chengluo Hub) schematic diagram

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Closure of Chengdu Ring Expressway outer ring main road (Chengluo Hub to Longgang Interchange) schematic diagram

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Diagram

Closure of Baihe Forest Interchange related ramps schematic diagram

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G4202 Chengdu Ring Expressway

The G4202 Chengdu Ring Expressway is a major orbital motorway encircling the city of Chengdu in Sichuan Province, China. It was constructed to alleviate urban traffic congestion and facilitate regional connectivity, forming a key part of the national “71118” expressway network. The expressway plays a vital role in supporting the economic and logistical development of the Chengdu Plain Economic Zone.