- rialaitheoir bunúsach trasriain chomhréidh Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- basic at-grade crossing control
- en
- Definition a user sub-service for traffic management which manages highway traffic at highway-rail intersections (HRIs) where operational requirements do not dictate more advanced features (e.g., where rail operational speeds are less than 130 kilometres per hour). Both passive (e.g., the crossbuck sign) and active warning systems (e.g., flashing lights and gates) are supported Reference User Service Bundles, User Services, and User Sub-Services, 2.8. Multi-Modal Junction Safety and Control, 2001, STI Canada