The Air Board to pay two Jiashao successfully installed the first piece of steel box girder bridge

Qiantang River Bridge in Jiashao tide tide-point, wide-shallow river, tidal rapids fast, bore a strong, large ships can not be in place, unable to use conventional steel box girder of large floating crane for installation. To this end, the project department through in-depth research and innovation, with a luffing crane type deck area of steel box girder cable-free installation, which is in bridge construction in the country’s third use, and the weight lifting maximum, the process of lifting crane bracket system and force the system requirements are quite high.
The first film to ensure smooth lifting of steel box girder, the project department has done a lot of preparatory work. Upon successful completion of load test basis, on January 12 board meeting held in the project brief meeting before lifting. Bridge headquarters, Hangzhou, Marine Department, Marine Department Shangyu, steel box girder manufacturing and transportation units, pilot units, supervision units and other interested parties were present at the meeting, the Qiantang River during the dry season combined with hydrological conditions at this stage, the maritime safety, mooring and lifting process a careful and detailed planning arrangements.
As Jiashao Bridge steel box girder bridge crane with using self-developed quick connect fittings. Quick Connector steel box girder section needs to be installed before lifting on to the steel box girder. To this end, 13 am, the project department rushed to arrange to carry salt Baita Mountain anchorage connectors were installed for lifting steel box girder bridge set aside enough time.
Currently, the project department of steel box girder brackets are being stepped up the slip area, to ensure completion before the Spring Festival four steel box girder installation plan.