Spain's Ministry of Transport, Mobility and Urban Agenda (Mitma) release (original in Spanish with the link at the bottom).

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Mitma tenders for 17.2 million euros the modernization works of four tunnels of the A-7 motorway, in Granada

The objective of the actions is to reinforce the road, circulation and safety conditions of the tunnels in Ramoncillos, Guapa, Acebuchal and Madroño. The intervention is included in the Recovery, Transformation and Resilience Plan, which will allocate up to 357 million euros of NextGenerationEU funds to update the tunnels and promote the protection of wildlife and vulnerable users.

The Ministry of Transport, Mobility and Urban Agenda (Mitma) has put out to tender, for a budget of 17.23 million euros (VAT included), the works contract for the modernization of the Ramoncillos, Guapa, Acebuchal and Madroño tunnels, all they are located on the A-7 motorway as it passes through the province of Granada.

Although the tunnels currently have favorable operating conditions, it is necessary to carry out this action to adapt their facilities, in line with the provisions of the Royal Decree on minimum safety requirements for tunnels of the trans-European road network.

The intervention is included in the Recovery, Transformation and Resilience Plan (PRTR), which contemplates investing up to 357 million euros (without VAT) from NextGenerationEU funds to modernize more than 80 tunnels and promote the protection of fauna and vulnerable users in the State Highway Network through actions distributed throughout the national geography.

Among other actions, improvements are promoted in emergency exits, signage, beaconing, lighting, ventilation, electrical installation, fire protection, drainage of toxic liquids or traffic management, etc.

In addition, the implementation of the necessary servers and workstations is included to allow real-time control of all the tunnel installations, both the existing ones that will be maintained, and the newly installed ones, through a control system. centralized (SCADA). With this, the aim is to optimize the operation of the facilities, detect the elements that are malfunctioning and implement action plans in the event of incidents.

Examples of actions of this project:

In the Acebuchal tunnel, median areas will be set up for the passage before each of the mouths, gauging stations will be set up before the entrance mouth of both tubes, and a connection gallery will be built between the two tunnel tubes as evacuation route for pedestrians, among other actions.

In the Madroño tunnel, median steps and an emergency exit, a new network of hydrants, a mechanical ventilation system, a computerized smoke extraction system, updated signage and emergency posts are contemplated. Also included are improvements in variable signage. Likewise, treatments against leaks and waterproofing have been planned, among other actions.

https://www.mitma.gob.es/el-ministerio/sala-de-prensa/noticias/jue-04082022-1753/