In what case may an oversized vehicle wider than 5 metres cross a railway crossing?
Explanation
Oversized vehicles wider than 5 m or higher than 4.5 m, as well as slow machines (speed under 8 km/h), may cross a railway crossing only with a special permit from the railway infrastructure manager.
KET reference: KET 172: Vehicles wider than 5 m or higher than 4.5 m may cross a railway crossing only with the railway infrastructure manager's permit.