2 Del. Admin. Code § 4D.10

Current through Register Vol. 28, No. 5, November 1, 2024

Section 4D.10 - Positions of Signal Indications Within a Horizontal Signal Face

Standard:

01 In each horizontally-arranged signal face, all signal sections that display red signal indications shall be located to the left of all signal sections that display yellow and green signal indications.

02 In horizontally-arranged signal faces, each signal section that displays a YELLOW ARROW signal indication shall be located to the left of the signal section that displays the GREEN ARROW signal indication to which it applies.

03 The relative positions of signal sections in a horizontally-arranged signal face, from left to right, shall be as follows:

CIRCULAR RED

Steady and/or flashing left-turn RED ARROW

Steady and/or flashing right-turn RED ARROW

CIRCULAR YELLOW

Steady left-turn YELLOW ARROW

Flashing left-turn YELLOW ARROW

Left-turn GREEN ARROW

CIRCULAR GREEN

Straight-through GREEN ARROW

Steady right-turn YELLOW ARROW

Flashing right-turn YELLOW ARROW

Right-turn GREEN ARROW

04 If a dual-arrow signal section (capable of alternating between the display of a GREEN ARROW and a YELLOW ARROW signal indication) is used in a horizontally-arranged signal face, the signal section that displays the dual left-turn arrow signal indication shall be located immediately to the right of the signal section that displays the CIRCULAR YELLOW signal indication, the signal section that displays the straight-through GREEN ARROW signal indication shall be located immediately to the right of the signal section that displays the CIRCULAR GREEN signal indication, and the signal section that displays the dual right-turn arrow signal indication shall be located to the right of all other signal sections.

05 The signal section that displays a flashing yellow signal indication during steady mode operation:

A. Shall not be placed in the same horizontal position as the signal section that displays a steady yellow signal indication, and

B. Shall be placed to the right of the signal section that displays a steady yellow signal indication.

2 Del. Admin. Code § 4D.10