US Road Signs Test
Detour (Large Arrow) Road Sign
ConstructionM4-9

Detour (Large Arrow) Road Sign Meaning

Official Meaning

Emphasizes the direction of a detour route with a large arrow.

The Detour (Large Arrow) sign is a critical part of the US traffic control system, classified under the Construction category.

Shape

Rectangle

Color

Orange

Required Driver Action

When you encounter the Detour (Large Arrow) sign, you must immediately adjust your driving behavior according to the construction regulations. Failure to comply with this sign can result in traffic citations, points on your license, or dangerous road conditions.

Why the Detour (Large Arrow) Sign Matters

Understanding the Detour (Large Arrow) sign is essential for passing your DMV written test and for safe daily driving. This sign is standardized across the United States to ensure that drivers from any state can recognize and respond to it instantly.

Its specific rectangle shape and orange color are designed to be recognizable even in poor visibility conditions, such as heavy rain, fog, or at night. This visual consistency is a key safety feature of the Manual on Uniform Traffic Control Devices (MUTCD).

Common DMV Test Questions

QWhat should you do when you see a Detour (Large Arrow) sign?

You must follow the specific instruction: emphasizes the direction of a detour route with a large arrow.

QWhat category does the Detour (Large Arrow) sign belong to?

It is classified as a Construction sign.

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Sign Specs

MUTCD CodeM4-9
Standard ColorOrange
Standard ShapeRectangle

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