They should be used in advance of the condition. Railroad, STOP Ahead, etc. This sign is not for use where bike lanes and shoulder bikeways cross streets at controlled intersections. Where a path crosses a roadway or branches off into another path, directional and destination signs should be provided. It is also helpful to have street name signs at street crossings and access points.
Signs directing users to the path are also helpful.
Directional ans street signs B.4. End of path signs B.5. Sign clearances B.6. Railroad crossing stencils B.7. Striping On paths with high use, a broken yellow centerline stripe may be used to separate travel into two directions.