Warning signsQuestion 70 of 223
Diamond with nine round yellow reflectors on a yellow background

This marker is on an object. Where is the object?

  1. Within the roadway
  2. Far off the road, behind a fence
  3. At the end of the road
  4. Under a bridge
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Correct answer: Within the roadway

A yellow diamond with nine reflectors is a Type 1 object marker. It marks an obstruction that is in the road itself, so steer around it.

Source: Manual on Uniform Traffic Control Devices for Streets and Highways (MUTCD), 11th Edition with Revision 1 (FHWA, December 2025), Section 2C.71 Object Markers for Obstructions within the Roadway, page 241

Practice warning signs

Questions last reviewed: 18 October 2026