Tunnels - mattyschell/nyc-spatial-rolodex GitHub Wiki
Planimetrics Capture Rules
See the tunnel subtype under transport structure. These are tunnel entrance points, not the full tunnel geometries.
https://github.com/CityOfNewYork/nyc-planimetrics/blob/main/Capture_Rules.md#subtype-tunnel
NYCMaps ArcGIS Online
https://nyc.maps.arcgis.com/home/item.html?id=898e386eb4c049d2b60e61252e1bcd10