Commencement time：2003-7-10

Completion time：2005-4-30

Introduction：The project is the semi-cloverleaf three-layer semi-interchange, the total area of the overpass is 51538m2, and the area of the approach road is 13328m2. The pile foundation cap is adopted for the lower structure foundation of the bridge engineering of the project, and the pile foundation is the bored pile; the pier stud form adopts the rectangular corner type. The upper box girder of the bridge engineering is divided into two forms: one is the cast-in-place prestressed continuous box girder, and one is the common concrete box girder; the deck pavement is C40 waterproof fiber mesh concrete, 6 (8) cm thick, the asphalt concrete pavement layer is: 4cm fine particle asphalt concrete, 6cm medium-graded asphalt concrete.