System for analyzing bridge management information considering risk and value of bridge

Bridges that can be managed by the managers to ensure proper definition of target level of management and equal performance index between managers, to ensure the adequacy and reliability of budget requirements, and to improve the efficiency of the bridge maintenance budget allocation procedure. A bridge management information analysis system is provided that considers the risks and values of the Bridge management information analysis system, the data collection unit for collecting data for the bridge information management; Bridge current performance and value evaluation unit for evaluating bridge replacement cost, determining impact factor by detailed performance measure, and evaluating performance index by detailed performance measure and representative performance index at project and network level; Determine the target performance level, predict the future performance using the current bridge performance index and performance prediction model, analyze the maintenance target that is not under the management target performance level, and examine the relationship between future input cost and performance A management goal establishing unit for adjusting a management goal performance level; And analyze the value / cost of maintenance measures to maximize the priority of value performance models and the sum of value / cost, and make detailed decisions about the selection of maintenance targets and budget allocation. Includes maintenance planning.