When will the Shui Yuan Bridge in Taoyuan County be demolished?

Taoyuan Shui Yuan Bridge was built on 1986, and was repaired and strengthened on 20 16.

The main features of the bridge are: the bridge in the reservoir area is high and deep. In order to solve the problem of difficult erection of side span support in cast-in-place construction, asymmetric holes are selected and incremental launching method is used to construct the side span; The prestress design of the main bridge is 3000knxm anchorage and unbonded prestressed tendons; Tension large-tonnage steel cable with small-tonnage jack; A new type of basin rubber bearing is specially designed for the selection of approach bridge and multi-point jacking of side section, and the slideway and permanent bearing are integrated during construction; In the jacking construction, the horizontal jacking device is improved, and the whole jacking process is controlled by microcomputer. Double-column pier adopts uncovered beam structure, and tie beam is set 0.5m below the column top, which saves materials and is convenient for construction. The foundation adopts φ3.5m large diameter rock-socketed bored pile.