W11: Advance Warnings and Crossings
Learn the meaning of advance warnings and crossings signs. Compare the pictures, read the driving guidance and follow the linked official sources.
Sign explanations are currently available in English.
Explore these signs
1 sign in this collection. Every sign’s meaning is free to read; a free account opens the full explanation. Study counts cover unique published English materials across all states; availability depends on your state and access plan.
1 sign
Sources & scope
Independent educational summaries by DMV One Way. Sign designs follow MUTCD conventions; state and local rules can add restrictions. Use your current state handbook and the signs on the road for the rules that apply to your trip.
Sources checked . Current guide illustrations: public-domain FHWA Standard Highway Signs. Historical illustrations: DMV One Way archive.