Iowa Code § 321.258

Current through bills signed by governor as of 4/19/2024

Section 321.258 - Arrangement of lights on official traffic-control signals

1. Colored lights placed on a vertical official traffic-control signal face shall be arranged from the top to the bottom in the following order when used:

a. Circular red.

b. Steady or flashing left-turn red arrow.

c. Steady or flashing right-turn red arrow.

d. Circular yellow.

e. Circular green.

f. Straight-through green arrow.

g. Steady left-turn yellow arrow.

h. Flashing left-turn yellow arrow.

i. Left-turn green arrow.

j. Steady right-turn yellow arrow.

k. Flashing right-turn yellow arrow.

l. Right-turn green arrow.

2. Colored lights placed on a horizontal official traffic-control signal face shall be arranged from the left to the right in the following order when used:

a. Circular red.

b. Steady or flashing left-turn red arrow.

c. Steady or flashing right-turn red arrow.

d. Circular yellow.

e. Steady left-turn yellow arrow.

f. Flashing left-turn yellow arrow.

g. Left-turn green arrow.

h. Circular green.

i. Straight-through green arrow.

j. Steady right-turn yellow arrow.

k. Flashing right-turn yellow arrow.

l. Right-turn green arrow.

Iowa Code § 321.258

Amended by 2020 Iowa , ch 1063, s 148, eff. 7/1/2020.

Amended by 2020 Iowa , ch 1063, s 147, eff. 7/1/2020.

Amended by 2014 Iowa, ch 1123,s 17, eff. 7/1/2014.

Amended by 2014 Iowa, ch 1026, s 77, eff. 7/1/2014.

C79, 81, § 321.258 .