This is a list of tunnels documented by the Historic American Engineering Record in the U.S. state of Colorado.
Tunnels Survey No.Name (as assigned by HAER)BuiltDocumentedCarriesCrossesLocationCountyCoordinatesMontezuma Valley Irrigation Company System, Tunnel18851981Montezuma Valley Irrigation Company canalDolores DivideDoloresMontezumaRim Rock Drive19371994Rim Rock DriveColorado National MonumentFruitaMesaPrater-Morefield Tunnel1993Mesa Verde National Park roadPrater RidgeCortezMontezumaUncompahgre Project, Gunnison Tunnel19091973Uncompahgre Project canalVernal MesaMontroseMontroseTwin Tunnels19612012Clear Creek CanyonIdaho SpringsClear Creek
See also List of bridges documented by the Historic American Engineering Record in Colorado
References