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Work Zone Compliance — A Public Ready Knowledge Resource
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Home / Signs / OM Series — Object Markers

OM Series — Object Markers

The OM series marks obstructions and the ends of roadways to improve visibility of fixed objects and work-zone hazards.

📊 View OM Series — Object Markers on the Sign Chart →
  • OM1-3 Object Marker (Type 1) — MUTCD traffic control sign
    OM1-3 Object Marker (Type 1)
    OM1-3

    Object Marker (Type 1)

    Marker Signs
  • OM2-2V Object Marker (Type 2, Vertical) — MUTCD traffic control sign
    OM2-2V Object Marker (Type 2, Vertical)
    OM2-2V

    Object Marker (Type 2, Vertical)

    Marker Signs
  • OM3-L Object Marker (Type 3) — MUTCD traffic control sign
    OM3-L Object Marker (Type 3)
    OM3-L

    Object Marker (Type 3)

    Marker Signs
Work Zone Compliance

An educational resource for work zone compliance, temporary traffic control, public right-of-way readiness, and related field planning concepts. Requirements vary by jurisdiction, project type, agency, roadway, permit condition, and approved plan.

Work Zone Compliance is a Public Ready knowledge resource.

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Topics

  • Work Zone Basics
  • Temporary Traffic Control
  • MUTCD Overview
  • Traffic Control Devices
  • Work Zone Layout
  • Lane Closures and Detours

More Topics

  • Pedestrian Access
  • Flagging Operations
  • Public Right-of-Way Work
  • Permits and Documentation
  • Common Compliance Issues
  • Glossary

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Work Zone Compliance is a Public Ready knowledge resource. Public Ready supports traffic control plan coordination, permit readiness, and agency coordination across Southern California.

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