fire-detection cameras, automatic fire detectors, and CCTV

- Fire protection of all structural works,

- Construction of 4 emergency escape routes with exits to the surface,

- Improvements to accessibility of refuges and existing emergency exits,

- Modification of A14 / D7 intersection,

- Ventilation – increased smoke venting capacity,

- Fire detection,

- Video surveillance and automatic incident detection,

- Retransmission of radio communications,

- Central management system.