DRISI offices
DRISI offices
Featured Links
- 2000 FHWA Approved and 2010 Adjusted Urban Areas
- Map 21 - Enhanced National Highway System
- Quick Facts by County
- Caltrans Earth!
- Executive Fact Booklets
Caltrans Products, Data, and Accomplishments - CRS Maps
- Transportation System Data Governance Plan
- Detailed Transportation Modeling Information
- Caltrans District Map with District Offices and Regions
Featured Maps
- Caltrans Earth!
- CA Road System (CRS) Maps
- Caltrans District Map with District Offices and Regions 2009
Contact Information:
- For help with data on this site: Contact DRISI-W
DRISI-HQ Frequently Asked Questions (FAQS)
We are the "Pathway to Information" so it is natural that many people come to us to help them find data, whether it is Caltrans' data or data from external sources. We have compiled the list below to help with questions our customers ask us frequently. This is not a comprehensive list. We will be updating it constantly.
Frequently Asked Questions
- What is happening to TSI with the Reorganization?
Two of the Division of TSI offices, Office of Data Analysis and GIS and Office of Highway System Information and Performance have merged with Division of Research and Innovation to become Division of Research, Innovation, and System Information (DRISI). One of our Offices, the Office of Travel Forecasting and Analysis, has merged with Division of Transportation Planning (DOTP).
We will try to make these changes as transparent as possible while maintaining our regular great customer service. We will keep you posted as the merger proceeds. Thank you in advance for your patience and understanding. - Information about State Highway Miles and Vehicle Miles Traveled You may find some of the answers to the following questions at the Traffic Data Branch in Traffic Operations or from HPMS Public Road Data from the HPMS Library.
- Information about State Highway Miles and Vehicle Miles Traveled You may find some of the answers to the following questions at the Traffic Data Branch in Traffic Operations or from HPMS Public Road Data from the HPMS Library.
- Where can I find State Highway miles and Vehicle Miles Traveled (VMT)? California Motor Vehicle Stock Travel, and Fuel Forecast (MVSTAFF). This annual report estimates and forecasts the annual statewide and countywide number of vehicles, vehicle miles of travel (VMT), vehicle fuel consumption (VFC), and miles per gallon (MPG).http://www.dot.ca.gov/hq/tsip/otfa/tab/mvstaff.html
- We need to find the vehicle miles traveled on an hourly basis for some of our city's streets and roads. Local agencies such as Cities and Counties would be the best source for this data. The data we track in Sacramento is more of an overview of the State Highway system.
- Click here to find your City contact information.
- Click here to find your County contact information.
- Where can I find Vehicle Fuel Consumption information?
- The California State Board of Equalization (BOE) maintains the most update vehicle fuel consumption for California at http://www.boe.ca.gov/sptaxprog/spftrpts.htm.
- Federal Highway Administration (FHWA) includes records of motor fuels in their Highway Statistics Series Publication at http://www.fhwa.dot.gov/policyinformation/statistics.cfm.
- We need Maps! We need to find roads and what distirict and region they are located in. We need to find maps with functional classificationsand other assorted maps. ODAGIS is a great resource for maps in TSI.
- Click here to view Quick Facts and Quick Facts by County
- Click here to go to Caltrans Earth (a new Google Map Applicaton).
- CA Road System (CRS) Maps with Official Functional Classification Information
- Click here to go to the Office of Data Analysis and GIS (ODAGIS) web site.
- 2009 Caltrans District Map with District Offices and Regions
- Where can I find HOV and other Managed Lanes Information?
- What is an HOV Lane?
- Headquarters, Office of Traffic Operations Managed Lanes
- Where can I find HOV Information in District 07 (Los Angeles Area)?
Los Angeles County maintains approximately 36% of the total State of CA HOV lane miles. Click here to go to District 7 HOV Lanes Information
- Where can I find National Highway System and Map 21 Information?
- Where can I find functional classification information?
- Where can I find High Occupancy Vehicle (HOV) Information?
- Where can I find HOV Information in District 07 (Los Angeles Area)?
- District 07 HOV (High Occupancy Vehicle) Lane Information
- Los Angeles Area Travel Times related to HOV information Travel Times Information Map
- Where can I find HOV Information in District 07 (Los Angeles Area)?
- Where can I find HPMS (Highway Performance Monitoring System) Data
- Where can I find Roadway Designation Information?
- Miscellaneous Roadway Designation Information
- Elevation of Summits and passes in CA by District, County, Route, & Postmile?
- Scenic highways in California?
- National Highway System in California? Go to MAP_21!
- Federal National Highway System?
- Interregional and inter-county roads in California?
- Interstate Routes in Each of the 50 States, District of Columbia, and Puerto Rico?
- Named Freeways, Highways, Structures
and Other Appurtenances in California? - Freeway Data
- Where can I find more freeway data? Caltrans Performance Measurement System (PeMS) The traffic data displayed on the map is collected in real-time from over 25,000 individual detectors. These sensors span the freeway system across all major metropolitan areas of the State of California.
- Traffic Volumes
- Where can I find a monthly estimate of Vehicle Miles Traveled? The Traffic Data Branch produces a monthly Vehicle Miles of Travel (VMT) report (also called the "Trend" report). This report estimates the number of vehicle miles that motorists traveled on California State Highways. On this same site you will find monthly trends going back to 1972.
- Where can I find traffic related data such as Traffic Volumes [Annual Average Daily Traffic(AADT)], and Ramp Volumes?
- Where can I find Truck Traffic Volumes[Annual Average Daily Truck Traffic (AADTT)]?
- Where can I find Ramp Volumes?
- Where can I find Traffic Volumes for my city?
- Where can I find Traffic Volumes for my county?
- Where can I get Traffic counts? From Caltrans Division of Traffic Operations
- Where can I get Truck information? From Caltrans Division of Traffic Operations
- Travel and Related Factors
- Where can I find Real-time Travel Information?
- Travel Time for Trucks?
- District 07 (Los Angeles Area Specifically Travel Times Information Map
- Where can I Travel and Related Statistics? Demographics, Fuel Consumption, Highway Mileage and Travel, Mass Transit
- Where can I find Real-time Travel Information?
- Traffic Operations
- Where can I get Traffic counts? From Caltrans Division of Traffic Operations
- Trucks
- Where can I find truck information? Truck Legal sizes and weights, Truck Highway Network, Oversize/Overweight, Permits, Busses and motorhomes, and truck volumes data.
Caltrans' Office of Truck Services in Traffic Operations
- Where can I find truck information? Truck Legal sizes and weights, Truck Highway Network, Oversize/Overweight, Permits, Busses and motorhomes, and truck volumes data.
- Where can I find State Highway data?
HPMS Data Library - CA Public Road Data contains the following and more:- Maintained Road Miles and Estimated Annual Vehicle Miles of Travel (AVMT)
- Daily Vehicle Miles of Travel (DVMT) Data
- Certified Maintained Mileage Report
- Lane Miles listed by State Highway, Non-state Highway, MPO, County
- Where can I find information on The California Household Travel Survey (CHTS)
- Statewide Modeling
-
Statewide Travel Related Statistics
- Where can I find statewide travel related statistics and technical support for regional travel modeling, demographic analysis, and technical research?
Statewide Travel Model - How can I find the number of vehicles, vehicle miles of travel (VMT), vehicle fuel consumption (VFC), and vehicle fuel economy (VFE) for the state and counties?
MVSTAFF Publication - How can I find the legal description of a state highway?
Official California Legisltative Information
- Where can I find statewide travel related statistics and technical support for regional travel modeling, demographic analysis, and technical research?
- Is there a listing of overall transportation facts?
- Can companies purchase a web feed of traffic information from Caltrans?Our website, Caltrans Commercial Wholesale Web Portal, allows access to our raw data that is used by many Information Service Providers. This portal provides a single location to obtain the following information: Vehicle Speed and Volume Traffic Data Closed Circuit Television (CCTV) Video Images. Changeable Message Sign (CMS) Traffic Messages posted on electronic variable message signs Lane Closure System (LCS) Data Roadside Weather Information Systems (RWIS) Weather and Fog Information.
- Other Traffic Data Available for Web Feed?
- LA County Regional Integration of ITS (RIITS)
- LA County Web site Regional Integration of Intelligent Transportation Systems
- Instructions for data connection: RIITS Data Integration Instructions
- LA County Regional Integration of ITS (RIITS)
- Is there any place to find State-by-State Transportation Facts, Comparisons and Rankings ?
- U.S. Department of Transportation (DOT), the Bureau of Transportation Statistics (BTS), Research and Innovative Technology Administration (RITA)
- Federal Web site: RITA Website
- U.S. Department of Transportation (DOT), the Bureau of Transportation Statistics (BTS), Research and Innovative Technology Administration (RITA)
Updated on April 11, 2013