This is a list of tunnels documented by the Historic American Engineering Record in the U.S. state of Colorado. [1]
Survey No. | Name (as assigned by HAER) | Built | Documented | Carries | Crosses | Location | County | Coordinates |
---|---|---|---|---|---|---|---|---|
CO-4-A | Montezuma Valley Irrigation Company System, Tunnel | 1885 | 1981 | Montezuma Valley Irrigation Company canal | Dolores Divide | Dolores | Montezuma | |
CO-29 | Rim Rock Drive | 1937 | 1994 | Rim Rock Drive | Colorado National Monument | Fruita | Mesa | 39°06′48″N108°44′08″W / 39.11333°N 108.73556°W |
CO-80 | Prater-Morefield Tunnel | 1993 | Mesa Verde National Park road | Prater Ridge | Cortez | Montezuma | 37°17′06″N108°25′08″W / 37.28500°N 108.41889°W | |
CO-95 | Uncompahgre Project, Gunnison Tunnel | 1909 | 1973 | Uncompahgre Project canal | Vernal Mesa | Montrose | Montrose | 38°29′02″N107°44′38″W / 38.48389°N 107.74389°W |
CO-101 | Twin Tunnels | 1961 | 2012 | I-70 | Clear Creek Canyon | Idaho Springs | Clear Creek | 39°44′42″N105°28′25″W / 39.74500°N 105.47361°W |
Heritage Documentation Programs (HDP) is a division of the U.S. National Park Service (NPS) responsible for administering the Historic American Buildings Survey (HABS), Historic American Engineering Record (HAER), and Historic American Landscapes Survey (HALS). These programs were established to document historic places in the United States. Records consist of measured drawings, archival photographs, and written reports, and are archived in the Prints and Photographs Division of the Library of Congress.