Study on Database for Decision Supporting System of Embankment Disasters on Qinghai-Tibet Railway
LI Xiao-he, Lijun Yang · Zhongguo anquan kexue xuebao · 2004
By analyzing the threat of the embankment disaster on Qinghai-Tibet railway, the importance of the disaster database is emphasized; and the project design of database is provided. Schemes of data collection, work space of the data and logical grouping of the data are studied. At the same time, the system structure of database for information system of Qinghai-Tibet railway using OOD design is given to establish the content of the database. This database makes the foundation for further development of the system. It would also provide support for instant repair of permafrost embankment and lowering the maintenance cost.