It is recently learned that the section between San’an Bridge and Nanning South Toll Station of Na’an Expressway will carry out semi-closed construction in different periods.
It is reported that the project is to upgrade the Na'an Expressway, including the road upgrading of the Na'an Expressway-Pumiao Interconnection and the Na'an Expressway-Liangqing South Interconnection. The project starts at the south of the San’an Bridge and ends at Nanning South Toll Station, with a total length of 11.3 km. The length of the gateway to Pumiao is 1,506 meters, and that of the gateway to Liangqing South is 416 meters. The standard road width is 33.5 meters. The project transformation and upgrading content is to lay asphalt concrete coverage after the disease treatment of the original six lanes of Lanhai Expressway (from Nanning South Toll Station to the original San’an Toll Station), so as to optimize the traffic facilities and greening.