United States Permit Test Coach
Work zonesQuestion 165 of 223
Orange diamond sign with the black words ROAD WORK AHEAD

What does this sign warn you about?

  1. Work that may block or limit the road ahead
  2. A road that is closed to all drivers
  3. A school zone with a lower speed limit
  4. A railroad crossing ahead
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Correct answer: Work that may block or limit the road ahead

The ROAD WORK sign is a general warning of obstructions or restrictions. It is placed before the work space or detour.

Source: Manual on Uniform Traffic Control Devices for Streets and Highways (MUTCD), 11th Edition with Revision 1 (FHWA, December 2025), Section 6H.03 ROAD (STREET) WORK Sign (W20-1), page 843

Practice work zones

Questions last reviewed: 18 October 2026