Traffic Operations Manual
The Traffic Operations Manual is an informative guide to the design and operational management of California's state highway system. This manual serves as an important resource for traffic operations policy creation and implementation, definitions, and other essential business processes. Contact Traffic Operations.
All files are in PDF format.
| Chapter | Title | Part | Publication Date |
| Volume 1: Traffic Management | |||
| 110 | Transportation Management Centers | Transportation Management Center Operations Guide | Sept 2002 |
| 115 | Call Box | California Highway Patrol/Caltrans Call Box and Motorist Aid Guidelines | Nov 2007 |
| 120 | Freeway Service Patrol | Freeway Service Patrol Guidelines | Nov 2007 |
| 125 | Traffic Management Plan | Traffic Management Plan | Nov 2015 |
| 130 |
Traffic Incident Management | Traffic Incident Management Guidelines | Dec 2002 |
| Incident Managment Business Plan | Jul 2021 | ||
| 135 | Emergency Traffic Management | Emergency Traffic Management Guide | TBD |
| 140 | Transportation System Management and Operations | To Be Developed | TBD |
| 145 | Integrated Corridor Management | To Be Developed |
TBD |
| 150 | Intersection Management | Intersection Safety and Operational Assessment Process Information Guide | TBD |
| 155 | Managed Lanes | California High Occupancy Vehicle/Express Lane Business Plan | 2009 |
| Managed Lane System Plan Guidelines (excerpt/reference) | Oct 2020 | ||
| High Occupancy Vehicle Guidelines | Feb 2020 | ||
| Guidance for Changing Vehicle Occupancy Requirements on Managed Lanes | Oct 2020 | ||
| Guidelines for Development of Priced Managed Lane Projects | Jul 2020 | ||
| 160 | Mobility Hub | To Be Developed | TBD |
| 165 | Traffic Operational Investigations | Highway Operational Improvement Program Guidelines | Sep 2020 |
| 170 | Local Development Review | To Be Developed | TBD |
| 175 | Transportation Analysis | Transportation Analysis Guidance | TBD |
| Daily Person Hours of Delay Calculation Guidelines |Appendices | Sep 2024 | ||
| 180 | California Advanced Transportation Management System | To Be Developed | TBD |
| 185 | Relinquished Facilities | To Be Developed |
TBD |
| 190 | Route Adoption |
To Be Developed |
TBD |
| Volume 2: Electrical Systems | |||
| 200 | General | Electrical Systems Design Manual (Chapter 1) | Jul 2020 |
| Wire Theft Prevention Guidelines | Nov 2017 | ||
| Traffic Operations Statewide Transportation Management System Communication Plan (excerpt/reference) | Jun 2020 | ||
| 205 | Lighting & Sign Illumination Systems | Roadway Lighting Manual | Jul 2021 |
| Electrical Systems Design Manual (Chapter 2) | Jul 2020 | ||
| 210 | Signal & Lighting Systems | Traffic Signal Operations Manual | Jan 2020 |
| Electrical Systems Design Manual (Chapter 3) | Jul 2020 | ||
| 215 | Ramp Metering Systems | Electrical Systems Design Manual (Chapter 4) | Jul 2020 |
| Ramp Metering Development Plan (excerpt/reference) | Dec 2022 | ||
| Ramp Metering Design Manual | Oct 2022 | ||
| Ramp Metering Operations Manual | Jul 2019 | ||
| 220 | Traffic Monitoring Station Systems | Electrical Systems Design Manual (Chapter 5) | Jul 2020 |
| 225 | Traffic Census Station Systems | Electrical Systems Design Manual (Chapter 6) | Jul 2020 |
| Weigh-in-Motion | TBD | ||
| Traffic Census Guidelines | TBD | ||
| Weigh-in-Motion (Truck Size and Weight Study) | TBD | ||
| 230 | Flashing Beacon Systems | Electrical Systems Design Manual (Chapter 7) | Jul 2020 |
| 235 | Pedestrian Hybrid Beacon Systems | Electrical Systems Design Manual (Chapter 8) | Jul 2020 |
| 240 | Extinguishable Message Sign Systems | Electrical Systems Design Manual (Chapter 9) | Jul 2020 |
| 245 | Highway Advisory Radio Systems | Electrical Systems Design Manual (Chapter 10) | Jul 2020 |
| Highway Advisory Radio Guidelines | Jul 1994 | ||
| 250 | Changeable Message Sign Systems |
Electrical Systems Design Manual (Chapter 11) | Jul 2020 |
| Changeable Message Sign Guidelines | Apr 2021 | ||
| Portable Changeable Message Sign Guidelines | Apr 1998 | ||
| 255 | Camera Systems | Electrical Systems Design Manual (Chapter 12) | Jul 2020 |
| 260 | Radar Speed Feedback Sign Systems |
Electrical Systems Design Manual (Chapter 13) | Jul 2020 |
| 265 | Roadside Weather Information Systems |
Electrical Systems Design Manual (Chapter 14) | Jul 2020 |
| 270 | Interconnection Conduit and Cable |
Electrical Systems Design Manual (Chapter 15) | Jul 2020 |
| 275 | Fiber Optic Cable Systems |
Electrical Systems Design Manual (Chapter 16) | Jul 2020 |
| 280 | Temporary Electrical Systems |
Electrical Systems Design Manual (Chapter 17) | Jul 2020 |
| 285 | Existing Electrical Systems |
Electrical Systems Design Manual (Chapter 18) | Jul 2020 |
| Volume 3: Permits | |||
| 300 | Commercial Vehicles |
Transportation Permits Manual | 1990-2021 |
| 320 | Encroachment Permits |
Encroachment Permit Manual | 2002-2022 |
| 340 | Outdoor Advertising Permits |
Outdoor Advertising Operations Manual | TBD |