The whole road section is a slab, two-way six lanes, the center of the double yellow line, asphalt concrete pavement. Cross section: 3 m (sidewalk) +3m (non-motorized lane)+ 2x3.5m (carriageway) +0.5m (double yellow line)+ 2x3.5m (carriageway) +3m (non-motorized lane)+ 3 m (sidewalk). Total width 26.5m.

The city road is two-way ten lanes, the center of the double yellow line, asphalt concrete pavement. Pavement structure: granular asphalt concrete in 5cm(AC-16)(AC-25)+ 18 cm cement stabilized macadam (5%)+18 cm cement stabilized macadam (5%)+18 cm cement stabilized macadam (5%). Total thickness 67cm.

The width of roadbed is 8.5 meters；the width of road surface is 7 meters；the width of road shoulder is 2X0.75 meters, and the speed of driving is 40 km/h. Slope geological stability area is excavated and natural with the surrounding environment, asphalt concrete pavement, rectangular drainage ditch.

The length of the road is 7.078 km; the width of roadbed is 13.5-19 meters, and the width of pavement is 12-16 meters. The whole line repairs one medium bridge and six small bridges, maintaining the second class highway standard with 60km design speed. The maintenance bridge superstructure design automobile load grade adopts the highway first class.

The width of roadbed is 10.5 m, and the pavement structure is 3cm fine grained asphalt concrete with 5 cm medium grain asphalt concrete. Roadbed: 18cm cement stabilized graded crushed stone; bottom base: 30cm cement stabilized natural sandy gravel. The total thickness of pavement structure is 56cm.

Design load grade of this bridge: highway level, bridge design according to left and right width bridge, left and right width interval 0.5m. The superstructure adopts 24 holes 20m first simply supported and then structure continuous hollow slabs, and the substructure uses double-column single-row bridge piers, the foundation of which is bored cast-in-place pile.