📋 Tender Overview
With a total length of 2569 meters the main bridge of the Zengjiang Bridge a part of the Guangzhou-Shanwei high-speed railway was joined together on September 13 in Guangzhou marking the fact that the railway has entered the track laying phase.The bridge is the worlds first concrete girder cable-stayed bridge on a high-speed railway and also the worlds first railroad concrete girder cable-stayed bridge with the application of the precast segmental construction method. This method means that large sections of concrete girders are prefabricated in the factory and then assembled on site like building blocks. In this way the construction cycle can be greatly shortened and the bridge can be intelligently and modularly assembled.In addition CRCCs team also adopted a number of innovative techniques in the design overcame five technical problems and applied for six national patents which greatly promoted the development of Chinas railroad concrete cable-stayed bridge construction technology.
