Qinglian Expressway is an important part of Xu (Xuchang)-Guangzhou (Guangzhou) Expressway G4W2. It is a large-scale north-south passage parallel to the Beijing-Hong Kong-Macao Expressway in Guangdong Province. It is also the country's first large-scale mountainous first-class highway upgrade project. It starts at Jingkou of Qingyuan City in the south and connects with Guangqing Expressway. It passes through Qingcheng District, Qingxin District, Yangshan County, Liannan Yao Autonomous County and Lianzhou City in Qingyuan City, and ends at Fengtouling at the junction of Guangdong and Hunan in the north. Yilian Expressway is docked with a total length of 216 kilometers. It is a two-way four-lane cement concrete pavement structure with a design speed of 80 and 100 kilometers per hour (in 2012, the speed of some road sections was increased to 110 kilometers). The total actual project investment is 6.132 billion yuan, with an average of 25.25 million yuan per kilometer. The whole line has 4 pairs of large service areas, 5 central toll stations, 14 ramp stations (112 toll lanes in total), 4 road administration squadrons, and 3 maintenance work areas with complete service functions.
| category | Vehicle Type | Number of persons approved | instruction |
|---|---|---|---|
| Class 1 | Micro, small | 9 | Passenger cars with a length less than 6000mm and an approved number of passengers not more than 9 people |
| Type 2 | Medium | 10-19 | Passenger cars with a length less than 6000mm and an approved number of (10-19) people |
| Class 3 | Passenger car train | - | - |
| Type 4 | Large | 39 | Passenger cars with a length not less than 6000mm and an approved number of passengers not more than 39 people |
| Category 5 | ≥40 | Passenger cars with a length of not less than 6000mm and an authorized capacity of not less than 40 people |
| category | Total shaft number (including suspension shaft) | Vehicle length and maximum allowable total mass | Charge factor |
|---|---|---|---|
| Class 1 | 2 | The length of the vehicle is less than 6000mm and the maximum allowable total mass is less than 4500kg | 2 |
| Type 2 | 2 | The length of the vehicle is not less than 6000mm or the maximum allowable total mass is not less than 4500kg | 2.1 |
| Class 3 | 3 | 3.16 | |
| Type 4 | 4 | 3.75 | |
| Category 5 | 5 | 3.86 | |
| Category 6 | 6 | 4.09 |
| category | Total shaft number (including suspension shaft) | Vehicle length and maximum allowable total mass | Charge factor |
|---|---|---|---|
| Class 1 | 2 | The length of the vehicle is less than 6000mm and the maximum allowable total mass is less than 4500kg | 2 |
| Type 2 | 2 | The length of the vehicle is not less than 6000mm or the maximum allowable total mass is not less than 4500kg | 2.1 |
| Class 3 | 3 | 3.16 | |
| Type 4 | 4 | 3.75 | |
| Category 5 | 5 | 3.86 | |
| Category 6 | 6 | 4.09 |
