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Tomás Echaveguren,Peter Dechent
Pág. 568 - 578
Prioritization indexes (PI) are a need-based bridge maintenance approach, which allows making short-term maintenance decisions. They generally use just the bridge condition as an explanatory variable, therefore, prioritizing is easy to do. When these ind...
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Mario Alberto Rodríguez Moreno, Tomás Echaveguren Navarro, Guillermo Thenoux Zeballos
Pág. 284 - 294
The reliability used in the pavement design is assigned according to recommendations of design guides or according to the designer?s criteria; that is to say, there is no rational tool for their estimation. In addition, the chosen value is deterministic ...
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Patricio Alvarez Mendoza, Alvaro Olivares, Tomás Echaveguren
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Tomás Echaveguren, Diego Carrasco
Pág. Page 5 - 16
The critical length of grade on two-lane rural roads is used as criterion to assess the need of ascending lanes for heavy vehicles. To estimate it, a speed profile is needed, which depends on the road?s grade and length, and on the physical, dynamic and ...
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Tomás Echaveguren, Álvaro Díaz
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Tomás Echaveguren, Daniela Arellano Carvajal, Sergio Vargas Tejeda
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Tomás B. Echaveguren, Sergio Vargas
Pág. Page 221 - 235
In steeped downwards there exist the probability that heavy trucks were affected of cut brakes. In this situation, driver loses speed control downward, increasing speed up to 120 km/h or more and the crash risk increases. The arrestor beds are devices th...
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Rodrigo Bahamondes, Tomás Echaveguren, Sergio Vargas-Tejeda
Los pavimentos de adoquines de hormigón (PAH) se utilizan como unasolución alternativa a los pavimentos tradicionales para calzadasvehiculares de baja velocidad. En este trabajo se analizaron losmétodos de diseño de PAH propuestos en Australia, Japón, Es...
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Tomás Echaveguren
Pág. Page 55 - 70
Consistency assessment permits to study road safety regarded to speed. There exist several speed-geometry models that assessed isolated components of roads, which are used for consistency assessment of single elements of roads. For instance, single horiz...
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Hernán de Solminihac, Marcelo Bustos, Tomás Echaveguren, Alondra Chamorro, Sergio Vargas
Pág. Page 75 - 92
Safety is one of the main issues that must be considered when evaluating the quality of service provided by a road. Therefore, skid resistance measurement procedures are quite important components of a road management system. Currently, many equipments a...
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Sergio Vargas Tejeda, Hernán de Solminihac T., Tomás Echaveguren N.
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Tomas Echaveguren, Sergio Vargas Tejeda, Alex Paredes, Michel Perret
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Hernán de Solminihac, Sergio Vargas Tejeda, Tomás Echaveguren
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Tomás Echaveguren, Sergio Vargas, Juan Ñancufil
Pág. Page 175 - 184
In a long descending slopes heavy vehicles might lose control and runaway downgrade. To mitigate the potential damage, exist several systems that permits heavy vehicles leave the lane and stop. These systems are known as Arrestor Bed (AB). Design Standar...
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Hernán de Solminihac, Marcelo Bustos, Tomas Echaveguren, Andrés Caroca
Pág. Page 75 - 82
Skid resistance is a measurement of the friction offered by a pavement. There exist many types of equipment (tribometers) to measure skid resistance, butthe measures obtained with two different equipment can not be directly compared. To solve that, two m...
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Rodrigo Díaz, Tomás Echaveguren, Pablo Vargas
En los últimos años se inició el debate sobre la factibilidad técnico-económica de introducir en la flota de transporte de carga configuraciones de alto tonelaje (CAT). Estas configuraciones superan el peso bruto total máximo de 45 t permitido en Chile, ...
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