Category:Icons for railway descriptions/crossing road/level crossings

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About   vs.  :

Gated level crossings have also two different ways to go: Unlike, say,  , something like   shows one flow of traffic   that yields to the other  , as enforced by the gate  .

For instance, a tram line crossing, and yielding to, a heavy rail one looks like this BSicon uSTRq.svgBSicon BUE.svg  (or BSicon uSTR.svgBSicon BUEq.svg ), while BSicon STRq.svgBSicon uBUE.svg  (and BSicon STR.svgBSicon uBUEq.svg ) mean the opposite (and unlikely) situation of the tram line having priority.

Therefore: the   rotates to show which flow yields to the other.