Rule 414
Advance Clear to Slow - Proceed, approaching second signal at SLOW speed. 1. A high mast, staggered, double aspect signal displaying flashing yellow on the top, yellow on the bottom. 2. A high mast, inline, double aspect signal displaying flashing yellow on the top, yellow on the bottom. 3. A high mast, inline, triple aspect signal displaying flashing yellow on the top, yellow in the middle, red on the bottom.
Signal aspect
Advance Clear to Slow
Indication: Proceed, approaching second signal at SLOW speed.
- A high mast, staggered, double aspect signal displaying flashing yellow on the top, yellow on the bottom.
- A high mast, inline, double aspect signal displaying flashing yellow on the top, yellow on the bottom.
- A high mast, inline, triple aspect signal displaying flashing yellow on the top, yellow in the middle, red on the bottom.
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