2 000 vehicles per laneAdditional conditions for implementation to be mandatory, or comments500-1 000 m>1 000 m500-1 000 m1 000-3 000 m>3 000 mCommunication systemsRadio re-broadcasting for emergency servicesPoint 2.16.1Emergency radio messages for tunnel usersPoint 2.16.2Mandatory where radio is re-broadcasted for tunnel users and where there is a control centreLoudspeakers in shelters a
nd exitsPoint 2.16.3Mandatory where evacuating users must wait before they can reach the outside.Emergency power supplyPoint 2.17To ensure the functioning of indispensable safety equipment at least at during evacuation of tunnel users.Fire resistance of
...[+++]equipmentPoint 2.18Shall aim to maintain the necessary safety functions". />