Reliability-Based Estimation of Traffic Interruption Probability due to Road Waterlogging
Joint Authors
Chamorro, Alondra
Contreras-Jara, Manuel
Echaveguren, Tomás
Vargas Baecheler, José
de Solminihac Tampier, Hernán
Source
Journal of Advanced Transportation
Issue
Vol. 2018, Issue 2018 (31 Dec. 2018), pp.1-12, 12 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2018-07-29
Country of Publication
Egypt
No. of Pages
12
Main Subjects
Abstract EN
Floods affect road infrastructure physically and operationally, increase road user costs and road agencies cost, and eventually isolate communities.
The research of the effect of floods on vehicular circulation is mainly focused on the stability of vehicles.
There are few studies related to the regime of still water in the trafficability.
In still water, the speed flow is low and does not compromise the vehicle stability.
In this case, the vehicle’s wading height becomes relevant.
This article proposes a procedure to estimate the traffic interruption probability caused by floods in roads, considering the still water regime.
The procedure uses the first-order reliability method to estimate traffic interruption probabilities, based on the difference between the probability density functions (PDF) of still water depth (or waterlogging depth) and vehicle wading height.
A specific procedure to estimate the PDF of wading height based in the geometric characteristics of light and heavy vehicles was developed.
The PDF for water depth was estimated using water level profile simulation software.
The procedure was applied in the south of Chile.
The PDF of wading height was obtained from a record of 166,155 vehicles tagged in open road tolls.
The PDF of waterlogging depth was obtained from discharge records of 10 fluviometric stations.
42 probability curves were obtained for six vehicle classes and return periods between 4 and 500 years.
The still water depth obtained for traffic interruption probability of 1,0 varied between 70 and 90 cm for light vehicles and between 110 and 150 cm for heavy vehicles.
American Psychological Association (APA)
Contreras-Jara, Manuel& Echaveguren, Tomás& Vargas Baecheler, José& Chamorro, Alondra& de Solminihac Tampier, Hernán. 2018. Reliability-Based Estimation of Traffic Interruption Probability due to Road Waterlogging. Journal of Advanced Transportation،Vol. 2018, no. 2018, pp.1-12.
https://search.emarefa.net/detail/BIM-1181100
Modern Language Association (MLA)
Contreras-Jara, Manuel…[et al.]. Reliability-Based Estimation of Traffic Interruption Probability due to Road Waterlogging. Journal of Advanced Transportation No. 2018 (2018), pp.1-12.
https://search.emarefa.net/detail/BIM-1181100
American Medical Association (AMA)
Contreras-Jara, Manuel& Echaveguren, Tomás& Vargas Baecheler, José& Chamorro, Alondra& de Solminihac Tampier, Hernán. Reliability-Based Estimation of Traffic Interruption Probability due to Road Waterlogging. Journal of Advanced Transportation. 2018. Vol. 2018, no. 2018, pp.1-12.
https://search.emarefa.net/detail/BIM-1181100
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-1181100