A Systems Approach to Risk Reduction of Transportation Infrastructure Networks Subject to Multiple Hazards
University Transportation Center for Mobility, Texas Transportation Institute, Texas A & M University System, 2008 - Transportation - 70 pages
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accumulated damage affinity matrix analysis bisection method clustering algorithms computed connectivity considered cycle damage accumulation defined described deterioration models deterministic diagonal matrix discount earthquakes eigen vectors elements estimation evaluated event path exponentially distributed extreme events fc-means fictitious network graph hazard events hierarchical structure holons Hurricane Ike Illustrative example impact index infrastructure systems integral limits Laplacian matrix life-cycle cost loss of remaining man-made hazards multiple shocks network components Network Effect network of Texas network system nodes number of clusters number of shocks objective function operation optimization optimum parameter performance of infrastructure Poisson process preventive maintenance probabilistic model probability of failure probability of intervention problem progressive deterioration Rackwitz random variable reliability remaining lifetime renewal renewal theory result Rnxn Sample path shown in Figure single shock spectral clustering Streicher structural deterioration subject to multiple systematic reconstruction systems approach systems thinking Texas Transportation Institute transportation infrastructure networks transportation network vertex vertices