Page 290 - 360.revista de Alta Velocidad - Nº 5

Grande, Zacarías. Torralbo, Julia. Lobera, José Manuel. Sánchez-Cambronero, Santos. Castillo, Enrique.

Figure 8. Illustration of the seven alternatives considered.

The program not only minimizes costs and travel times, but also defines the optimal sequence
of single- and double-track segments for each alternative. This makes it possible to estimate
the construction costs of the infrastructure, as well as the savings compared to the double-
track solution.
Table 3 Cost comparison of the 7 alternatives considered. Santander-Bilbao Case

Segment Track Typology Budget (Mill) Cons-
Alterna- Case HS truc-
tive HS Sim- tion
1 2 3 4 5 6 7 8 9 10 Dou- ple M€ M£
ble Saving
1.1 0% 100% 904.20 795.69 45%
1
2.1 0% 100% 944.39 831.07 42%
1.2 0% 100% 904.20 795.69 45%
2
2.2 0% 100% 944.39 831.07 42%
1.3 20% 80% 958.80 843.75 42%
3
2.3 20% 80% 1,028.79 905.33 37%
1.4 20% 80% 1,007.77 886.83 39%
4
2.4 20% 80% 1,077.75 948.42 34%
1.5 20% 80% 1,014.38 892.65 38%
5
2.5 30% 70% 1,092.16 961.10 33%
6 0 - - 0.00 0.00 100%
7 3 100% 0% 1,641.18 1,444.24 0%

Single HS Track Double HS Track

288 360.revista de alta velocidad