Driver's License Test Prep

MUTCD: R16-7
Category: regulatory
Color: white
Shape: rectangle horizontal

National · MUTCD Sign Reference

Turn On Headlights Next 15 Miles

Headlights are required for the next 15 miles of roadway.

Marks the start of a designated daytime-headlight zone of fixed length, often used on rural two-lane highways with frequent crashes or limited sight distance. Drivers should turn on low beams immediately and keep them on until the corridor ends.

In the same family

Related signs

Red octagon with white border and the word STOP in large white letters across the center.

Downward-pointing red triangle with a white interior triangle and the word YIELD in red letters.

Small red rectangular plaque with white border and the words ALL WAY in white letters.

Red circle on a square white background with the words DO NOT ENTER in white above and below a wide white horizontal bar.

Horizontal red rectangle with the words WRONG WAY stacked in large white letters.

Source

FHWA SHSM Interim — R16-7 (https://mutcd.fhwa.dot.gov/shsm_interim/zip_files/r16_07.zip) (Public domain (FHWA))

Free study plan

A free knowledge-test study plan

Pick your state and we'll send a short run of study emails for that test. The one-page cheat sheet is free to grab either way.