State Highway Network Lines
收藏California State Geoportal2026-03-28 收录
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https://gis.data.ca.gov/maps/77f2d7ba94e040a78bfbe36feb6279da
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<DIV STYLE="text-align:Left;font-size:12pt"><DIV><DIV><P><SPAN>StateHighways are state highways based upon the Caltrans Linear Referencing System. Each record in this layer represents a highway segment where the county, route, postmile prefix, and postmile suffix are the same. Each segment has a begin and end postmile. This geometry is based upon the extraction from TSN on 8 June 2025. Route geometry updates based upon this extraction include routes 3, 36, 38, 49, 89, 139, 174, and 221. All updates received an update date of 6/8/2025 except for route 221 which received a date of 7/1/2025.</SPAN></P></DIV></DIV></DIV>
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California State Geoportal
