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Multidomain Approach for Track Maintenance and Renewal
The French rail network comprises more than 30 thousand kilometers of lines with over 15,000 trains running each day. Most of the lines are more than 100 years old. As a result, the rail network is aging due to natural wear and tear of the materials and environmental conditions despite regular maintenance. Various and non-necessary optimized maintenance practices, either extended or localized, to improve the condition of the railway lines are carried out every day. Besides, accurate knowledge of the substructure condition is necessary to assess the quality of the track line. In order to (a) improve the network performance, (b) increase the traffic on this network, (c) maintain a high level of safety, and (d) improve the comfort and accessibility of infrastructures, the French railway company SNCF planned to use a holistic assessment approach for the rehabilitation and modernization of hundreds of kilometers of rail lines. The results obtained in the studies showed that it is possible to carry out an optimal classification of railway sections which require a structural reinforcement of the platform, propose drainage rehabilitation, or complementary investigations for better decision making. The crossing engineering domain described here has included procedures for assessing the optimum engineering solutions to acceptable long-term performances for railway line. This multidomain approach gives an adapted rehabilitation technique.
Multidomain Approach for Track Maintenance and Renewal
The French rail network comprises more than 30 thousand kilometers of lines with over 15,000 trains running each day. Most of the lines are more than 100 years old. As a result, the rail network is aging due to natural wear and tear of the materials and environmental conditions despite regular maintenance. Various and non-necessary optimized maintenance practices, either extended or localized, to improve the condition of the railway lines are carried out every day. Besides, accurate knowledge of the substructure condition is necessary to assess the quality of the track line. In order to (a) improve the network performance, (b) increase the traffic on this network, (c) maintain a high level of safety, and (d) improve the comfort and accessibility of infrastructures, the French railway company SNCF planned to use a holistic assessment approach for the rehabilitation and modernization of hundreds of kilometers of rail lines. The results obtained in the studies showed that it is possible to carry out an optimal classification of railway sections which require a structural reinforcement of the platform, propose drainage rehabilitation, or complementary investigations for better decision making. The crossing engineering domain described here has included procedures for assessing the optimum engineering solutions to acceptable long-term performances for railway line. This multidomain approach gives an adapted rehabilitation technique.
Multidomain Approach for Track Maintenance and Renewal
Lecture Notes in Civil Engineering
Tutumluer, Erol (editor) / Nazarian, Soheil (editor) / Al-Qadi, Imad (editor) / Qamhia, Issam I.A. (editor) / Dhemaied, Amine (author) / Saussine, Gilles (author) / Guillemenet, Aurélie Schwager (author) / Cornet, Jean Michel (author) / Ta, Quang Anh (author) / Koscielny, Mathilde (author)
2021-09-17
10 pages
Article/Chapter (Book)
Electronic Resource
English
Multidomain Approach for Track Maintenance and Renewal
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