This Hospital Heliport point layer displays California hospital heliport locations with the links to the heliport info sheets that provide permitted approach paths and other...

This is a point layer of Military Airports currently permitted by the State of California, Department of Transportation (Caltrans), Division of Aeronautics. The attributes...

This feature layer is a line feature class representing the airport runways in California for which the Caltrans HQ Aeronautics maintains information.  For planning purpose only...

This feature layer provides a map layer containing Safety Zones for the United States as contained in the Code of Federal Regulation documentation. A Safety Zone is a water...

Bridges-Rail in the United States According to The National Bridge Inspection Standards published in the Code of Federal Regulations (23 CFR 650.3), a bridge is: A structure...

This dataset is based on the U.S. Department of Transportation's National Bridge Inventory (NBI).  Tunnels in the United States According to the HSIP Tiger Team Report, a tunnel...

This feature layer was created from the California Aviation System Plan (2013) list of Automated Weather Observation Systems. The upgrades and distribution of Automated Weather...

This feature layer provides a map layer containing Security Zones for the United States as contained in the Code of Federal Regulation documentation. A security zone is an area...

This is a point layer of Public Use Airports currently permitted by the State of California, Department of Transportation (Caltrans), Division of Aeronautics. Details for each...

The Rail Network is a comprehensive database of North America's railway system at 1:24,000 to 1:100,000 scale as of April 15, 2019. The data set covers all 50 States plus the...

This dataset represents the Navigable Waterways data as of October 24, 2018, and is part of the U.S. Department of Transportation (USDOT)/Bureau of Transportation Statistics's...

The Public Transit Routes feature layer is composed of fixed rail transit routes within the Continental United States, Alaska, Hawaii, the District of Columbia, and Puerto Rico....

The Airports dataset including other aviation facilities as of July 13, 2018 is part of the U.S. Department of Transportation (USDOT)/Bureau of Transportation Statistics's...

The NBI is a collection of information (database) describing the more than 600,000 of the Nation's bridges located on public roads, including Interstate Highways, U.S. highways,...