Translations:SUP/423/en
From TTSK
In case of appearing the fault of the 1st category it's necessary to reduce the maximal speed up to 20 km/h. The limitation is realised by showing the Osp1 signal on the crossing warning's signals (selectively for the track and direction or for all the signals). For faults of the 2nd category it isn't necessary to introduce the speed limitation on the crossing
