The contract amount for Project 330 is 265,618,377 RMB.

The main construction content includes:

• Main line: from K0+000 to K1+660.487, with a total length of approximately 1.66 km.

  
  

• The Wenruitang River Bridge consists of a (30 + 40 + 30) + 5×30 m steel–concrete composite beam and T-beam structure.

• The Old National Highway 104 Interchange Bridge consists of 8×30 + (40 + 55 + 40) + 7×30 m T-beam and variable-section continuous box-girder structures.

• The main line is built to the standards of a Class I highway, with six lanes (two-way), a design speed of 80 km/h, and a roadbed width of 33 m.

• Connector line: total length 1.641 km.

  
  

• The Xianyan Bridge adopts a 13 + 3×30 m low T-beam and T-beam structure.

• The Liaoa River Bridge adopts a 5×30 m T-beam structure.

• The connector is also a Class I highway, with a design speed of 60 km/h, a roadbed width of 24.5 m, and bridges and culverts designed for a Class I highway load rating.

Main scope of work: construction of the new mainline section and connector line, including roadbed, pavement, bridges and culverts, intersections, and other related structures and works.