what does this symbol mean?
MUTCD W6-1 A yellow diamond with two lanes separated by an island ahead

Divided highway sign

A yellow diamond showing a road split around a median. It warns that the highway ahead becomes divided, with traffic in each direction separated.

Easily confused with

How to read it

The MUTCD uses it on the approach to a section of highway where the two directions of traffic are separated by a median or other barrier, not at an intersection. Pennsylvania's manual describes what follows: two one-way roadways with a median or divider between them.

Rules vary by state and country. This explains the sign's standard meaning in the U.S. Manual on Uniform Traffic Control Devices; it isn't legal advice.

Two different divided highway signs

Pennsylvania's manual shows a second, regulatory DIVIDED HIGHWAY sign, black and white, with a different meaning: the road you are on crosses a divided highway, which is really two one-way roadways. This yellow warning sign is not a substitute for a Keep Right sign at the end of a median island.

More road signs

The same shape elsewhere

Sources

Researched, edited and approved by Rory Hansen before publishing. Last reviewed September 25, 2026. How we research

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