» Road Signs » Blue is used for:

Blue is used for:

Warning signs.
Service signs.
Construction signs.
Regulatory signs.
Explanation

Sign colors help drivers know what the intention of the sign is. Blue is used for service signs, which inform drivers about traveler services available along the roadway. These signs are typically rectangular in shape and can include information about things like rest areas, hospitals, and gas stations.

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This question appears in the following DMV practice tests:
Nevada DMV Practice Test 1Rhode Island DMV Practice Test 1North Carolina DMV Practice Test 1Utah DMV Practice Test 3Oregon DMV Practice Test 6Texas DPS Practice Test 6Iowa DMV Practice Test 6Wyoming DMV Practice Test 7Georgia DMV Practice Test 11New Jersey DMV Practice Test 14