Nortúnel was founded in the year 2000 to be a part of rising to the important challenges which took place in subsequent years to improve Spain’s transport infrastructures to the levels of the most highly developed countries within the European Union: the high-speed train network, highway modernisation plans, urban transport underground systems (Metros)… While at the same time understanding that, aside from this development that was expected in the short and medium term, the underground works were going to come to the fore in the future for construction, due to the social demand in protecting the environment, as well as due to the need to take advantage of underground urban areas.