Research, Innovation and System Information
The Division of Research, Innovation and System Information (DRISI) advances California’s transportation system, develops comprehensive transportation solutions, and creates and distributes transportation-related knowledge and information. We continuously work to turn innovative ideas into sustainable solutions that address a wide range of transportation challenges.
The purpose of DRISI is to provide solutions and knowledge that improve California's transportation system. DRISI’s purpose and goals reflect the vital function the division performs in support of Caltrans' mission to provide a safe, sustainable, integrated, and efficient transportation system to enhance California’s economy and livability.
We build and leverage our mission-critical skills and knowledge and organize staff and resources to deliver the highest quality transportation research and system information solutions to our customers. Contact the Division of Research, Innovation and System Information
Most Popular
- California Road System (CRS) Maps
- Call For Submissions
- Geospatial Information Systems (GIS) Data Library
- Postmile Tool
- Wrong Way Pilot Projects
Offices
- Executive Office
- Office of Data Services and Technology
- Office of Highway System Information and Performance
- Office of Materials and Infrastructure
- Office of Operations and Resource Management
- Office of Planning, Policy and Program Development
- Office of Safety Innovation and Cooperative Research
- Office of Traffic Operations Research
Products and Services
- Annual Collision Data on California State Highways
- Annual Reports
- California PATH Program Biennial Report 2018-2020 (PDF)
- Caltrans All Roads Linear Referencing System Fact Sheet (PDF)
- Caltrans Facts
- Crash Data Request Form (PDF)
- DRISI Solutions Lab 2022 (PDF)
- Highway Performance Monitoring System (HPMS) Data
- Innovative Product Process
- One Stop Shop for Traveler Information - Real Time Data for Travelers Across the Western States
Transportation Research
- Caltrans Five Stages of Research Deployment
- Caltrans Title VI Program
- DRISI Research Manual 2021 (PDF)
- Fiscal Year 2021-22 Approved Research
- Preliminary Investigations
- Research Connections
- Research Final Reports
- Research Notes
- Research Program Highlights
- Research Results
- Roadside Safety Research
- University Transportation Centers