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Grande, Zacarías. Torralbo, Julia. Lobera, José Manuel. Sánchez-Cambronero, Santos. Castillo, Enrique.
Figure 5. Elevation profile of the proposed HSR line.
Figure 6. Detailed line layout with the exact tunnel and viaduct locations.
2.1.3 Railway line optimization
To optimize the railway network, the first step for the exploitation study consists of dividing the
line into segments of similar characteristics. This is needed in order to obtain an estimation of
the cost per kilometre of each segment, in both single- and double-track (see Table 1).
Figure 7. Segments considered in the optimization program. Santander-Bilbao Case
286 360.revista de alta velocidad
