![]() ![]() It's especially handy when you need to know if you will encounter chain control stations before you start out on your mountain journey through stormy weather. I use this app almost daily for planning a variety of commutes off the mountain from Big Bear and find the information provided to be reasonably accurate. Good traffic app with room for improvement Something not right with the data displayed on the map? Please send us an email to rather that letting us know with a low-rated review. Continued use of background location may decrease battery life. If you choose to enable Geotargeted Notifications, this app will monitor your location in the background and alert you (via a Push Notification) to State Highway System road closures occurring near you. Load the latest data on the map using the Refresh button. Traffic data is updated every few minutes. Click on a CHP, lane closure, changeable message sign or chain control icon to view details for that marker. Click on traffic camera icons to see a camera image. Zoom to a view of other parts of California with the Location button. Set which of these options to display and QuickMap will remember your preferences. The Caltrans QuickMap app displays a map of your location along with real-time traffic information including: Support and documentation for these feeds is limited.ĭata sets are broken up by Caltrans Districts.Get your California traffic information directly from the source. The files listed in the link below are deprecated and should not be used for new software development. Postmile Prefix / Route Suffix / Alignment Charts - Decodes the values reported in the Postmile Prefix, Route Suffix and Alignment fields.Route Chart - Lists the state highway routes.District Map and County Chart - Shows the relationship of Districts to counties.District Reporting Matrix - Describes which Districts are reporting data in each field.GIS Data Dictionary (XLSX) - GIS Portal Data Dictionary for the CWWP2 Chain Control data sets.Chain Control Status Chart - Decodes the value reported in the Status field.Field description - Describes field number, field name, description, type, nominal value, example value and which file format field is used.TXT - Text file with delimeter value of "ÿ" or 0xFFĭata in each of these file formats are defined in the following documents:.Included below are the file format layouts: Please update your clients and applications that utilize the CWWP2 as necessary to accommodate this important change.ĭata is available in four file formats that contain the same information to allow easy integration into your application. HTTPS will not be available until after the transition on November 9th, 2020. HTTP will be available until November 9th, 2020 and will be redirected to HTTPS thereafter. Octo: On NovemCaltrans will be migrating the Caltrans Wholesale Website Portal Version 2 (CWWP2) to the HTTPS protocol from the HTTP protocol. ![]() Please read the Conditions Of Use before using these data sets. There is no charge for the use of this data. These files are available for integration into your application and are available via the HTTPS protocol. Each file format contains the same data set. The Chain Control point (CC) files provided below describe the location and status of each Caltrans' chain control point located on the State Highway Network.įile formats include CSV, JSON, TXT and XML. Caltrans :: Commercial Wholesale Web Portal :: Chain Control Status (CC) Chain Control Signs Description ![]()
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