MUTCD GUIDE

Navigate the Manual on Uniform Traffic Control Devices

The complete reference for traffic signs, signals, markings, and work zone safety.
Free guides covering all 10 parts — powered by AI.

COVERING ALL 10 PARTS — 11TH EDITION (2023) — FREE AI-POWERED REFERENCE — 100% FREE

Explore the MUTCD

The MUTCD is organized into 10 parts. Select a topic below.

📋

Part 1: General

Definitions, requirement language (SHALL/SHOULD/MAY), and fundamental principles.

Part 1: General →

🛑

Part 2: Signs

Regulatory, warning, and guide signs. Colors, sizes, retroreflectivity, and placement.

Part 2: Signs →

🟡

Part 3: Markings

Pavement markings, curb markings, object markers, and delineators.

Part 3: Markings →

🚦

Part 4: Signals

Traffic signals, pedestrian signals, warrants, timing, and beacons.

Part 4: Signals →

🤖

Part 5: Automated Vehicles

Traffic control considerations for connected and automated vehicles (new in 11th Ed).

Part 5: Automated Vehicles →

🚧

Part 6: Work Zones

Temporary traffic control for construction and maintenance zones.

Part 6: Work Zones →

🏫

Part 7: School Areas

School zone signs, crosswalks, crossing guards, and speed zones.

Part 7: School Areas →

🚂

Part 8: Railroad

Crossbuck signs, advance warnings, gate arms, and grade crossing safety.

Part 8: Railroad →

🚴

Part 9: Bicycle Facilities

Bike lanes, sharrows, bicycle signals, green pavement, and bike boxes.

Part 9: Bicycle Facilities →

📶

Part 10: Tolling, ITS & Connected Vehicles

Tolling signs, ITS messaging, connected vehicle infrastructure, and electronic payment (new in 11th Ed).

Part 10: Tolling, ITS & Connected Vehicles →

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