Clear to Stop · Rule 411
Indication: Proceed, preparing to stop at next signal.
4 mast presentations
High mast signal, single aspect. top: yellow.
A high mast, single aspect signal displaying yellow.
High mast signal, double aspect, staggered. top: yellow; bottom: red.
A high mast, staggered, double aspect signal displaying yellow on the top, red on the bottom.
High mast signal, double aspect, inline. top: yellow; bottom: red.
A high mast, inline, double aspect signal displaying yellow on the top, red on the bottom.
High mast signal, triple aspect, inline. top: yellow; middle: red; bottom: red.
A high mast, inline, triple aspect signal displaying yellow on the top, red on the middle, red on the bottom.