page_title: List of tunnels in Montana
hierarchical_section_title: List of tunnels in Montana
caption_attribution_description: English: West portal of Mullan Tunnel, prior to being enlarged, beginning May 2009.
context_page_description: There are 27 named tunnels in Montana. A tunnel is an underground passageway, completely enclosed except for openings for egress, commonly at each end. Tunnel may be for foot or vehicular road traffic, for rail traffic, or for a canal.
  Chicago, Milwaukee, St. Paul and Pacific Railroad tunnels, abandoned rail tunnels, Great Falls Line, from east to west:
  Lacey Tunnel Number 3, abandoned rail tunnel, c. 1913, Milwaukee Road, Chouteau County, Montana, 47°32′58″N 110°55′01″W, el. 3,386 feet
  Amphitheater Tunnel Number 4, abandoned rail tunnel, 1913, Milwaukee Road, Chouteau County, Montana, 47°33′06″N 110°55′44″W, el. 3,376 feet
  Belt Creek Tunnel Number 5, abandoned rail tunnel, 1913, Milwaukee Road, Chouteau County, Montana, 47°33′19″N 110°56′49″W, el. 3,307 feet
  Red Coulee Tunnel Number 6, abandoned rail tunnel, 1914, Milwaukee Road, Cascade County, Montana, 47°33′14″N 110°57′15″W, el. 3,287 feet
  Beavertail Tunnel, rail tunnel, near I-90 interchange 130 in Missoula County, Montana, 46°43′26″N 113°34′59″W, el. 3,691 feet
  Bighorn Tunnel, abandoned rail tunnel, 1882-1952, near I-94 interchange 49 in Yellowstone County, Montana, 46°08′39″N 107°31′11″W, el. 2,835 feet
context_section_description: There are 27 named tunnels in Montana. A tunnel is an underground passageway, completely enclosed except for openings for egress, commonly at each end.  Tunnel may be for foot or vehicular road traffic, for rail traffic, or for a canal.
  (four) Chicago, Milwaukee, St. Paul and Pacific Railroad (Milwaukee Road) tunnels, abandoned rail tunnels, Great Falls Line, from east to west:
  Lacey Tunnel Number 3, abandoned rail tunnel, c. 1913, Milwaukee Road, Chouteau County, Montana, 47°32′58″N 110°55′01″W, el. 3,386 feet (1,032 m)
  Amphitheater Tunnel Number 4, abandoned rail tunnel, 1913, Milwaukee Road, Chouteau County, Montana, 47°33′06″N 110°55′44″W, el. 3,376 feet (1,029 m)
  Belt Creek Tunnel Number 5, abandoned rail tunnel, 1913, Milwaukee Road, Chouteau County, Montana, 47°33′19″N 110°56′49″W, el. 3,307 feet (1,008 m)
  Red Coulee Tunnel Number 6, abandoned rail tunnel, 1914, Milwaukee Road, Cascade County, Montana, 47°33′14″N 110°57′15″W, el. 3,287 feet (1,002 m)
  Beavertail Tunnel, rail tunnel, near I-90 interchange 130 in Missoula County, Montana, 46°43′26″N 113°34′59″W, el. 3,691 feet (1,125 m)
  Bighorn Tunnel, abandoned rail tunnel, 1882-1952, near I-94 interchange 49 in Yellowstone County, Montana, 46°08′39″N 107°31′11″W, el. 2,835 feet (864 m)
  (two) Bozeman Tunnels, rail tunnels, under I-90 at Bozeman Pass in Gallatin County, Montana, 45°39′57″N 110°48′29″W, el. 5,738 feet (1,749 m)
  abandoned rail tunnel, 1884-c. 1945, Northern Pacific Railway
  active rail tunnel, 1945, Montana Rail Link (formerly Northern Pacific Railway)
  Flathead Tunnel, rail tunnel, 1970, BNSF Railway (formerly Burlington Northern Railroad and Great Northern Railway) in Lincoln County northwest of Kalispell
  Helena Valley Canal Tunnel, water tunnel, east of Helena in Lewis and Clark County, Montana, 46°38′35″N 111°45′20″W, el. 4,035 feet (1,230 m)
  John Tunnel, rail tunnel, in Sanders County, Montana northwest of Missoula, 47°20′06″N 114°47′12″W, el. 2,680 feet (820 m)
  Monitor Tunnel, abandoned rail tunnel, in Butte, Silver Bow County, Montana, 46°01′24″N 112°28′32″W, el. 6,361 feet (1,939 m)
  Mullan Tunnel, rail tunnel, c. 1883, Montana Rail Link (formerly Northern Pacific Railway), under the Continental Divide at Mullan Pass, northwest of Helena between Lewis and Clark County, Montana and Powell County, Montana, 46°38′11″N 112°18′30″W, el. 5,830 feet (1,780 m)
  (two) Nimrod Tunnels, rail tunnels, adjacent to I-90 in Granite County, Montana southeast of Missoula, 46°42′35″N 113°30′56″W, el. 3,681 feet (1,122 m)
  abandoned rail tunnel, in use 1908-1980, Chicago, Milwaukee, St. Paul & Pacific Railroad Tunnel Number 15
  active rail tunnel, 1882, BNSF Railway (formerly Montana Rail Link and Northern Pacific Railway)
  Painted Robe Tunnel, rail tunnel, in Golden Valley County, Montana northwest of Billings, 46°11′41″N 108°56′32″W, el. 3,763 feet (1,147 m)
  Ptarmigan Tunnel, pedestrian tunnel, 1930, in Glacier National Park, Glacier County, Montana, 48°50′57″N 113°42′28″W, el. 7,100 feet (2,200 m)
  St. Paul Pass Tunnel/Taft Tunnel, abandoned rail tunnel, in use 1908-1980, Chicago, Milwaukee, St. Paul & Pacific Railroad Tunnel Number 20, between Mineral County, Montana and Shoshone County, Idaho, now part of Milwaukee Road Rail Trail, 47°23′25″N 115°38′55″W, el. 5,141 feet (1,567 m)
  Schurchs Tunnel, Powell County, Montana, 46°17′21″N 112°33′48″W, el. 7,424 feet (2,263 m)
  Toston Canal Tunnel, water tunnel, Broadwater County, Montana, between Helena and Bozeman, 46°07′36″N 111°26′32″W, el. 4,209 feet (1,283 m)
  (two) rail tunnels, on the other side of the Missouri River from I-15, from east to west:
  Tunnel Number 1, rail tunnel, on the other side of the Missouri River from interchange 244 on I-15 in Cascade County, Montana, 47°09′33″N 111°49′52″W, el. 3,504 feet (1,068 m)
  Tunnel Number 3, rail tunnel, on the other side of the Missouri River from Mile Marker 237 on I-15 in Lewis and Clark County, Montana, 47°06′32″N 111°57′03″W, el. 3,592 feet (1,095 m)
  Tunnel Number 1, former rail tunnel, possibly either bypassed or daylighted, just north of interchange 324 on I-90 in Park
caption: West portal of the Mullan tunnel
exif: {"Image ImageDescription": "OLYMPUS DIGITAL CAMERA", "Image Make": "OLYMPUS OPTICAL CO.,LTD", "Image Model": "C990Z,D490Z", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "v955u-73", "Image DateTime": "2006:07:16 11:24:45", "Image YCbCrPositioning": "Co-sited", "Image ExifOffset": "248", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "1246", "Thumbnail JPEGInterchangeFormatLength": "4408", "EXIF ExposureTime": "1/125", "EXIF FNumber": "7/2", "EXIF ExposureProgram": "Program Normal", "EXIF ISOSpeedRatings": "100", "EXIF ExifVersion": "0210", "EXIF DateTimeOriginal": "2006:07:16 11:24:45", "EXIF DateTimeDigitized": "2006:07:16 11:24:45", "EXIF ComponentsConfiguration": "YCbCr", "EXIF CompressedBitsPerPixel": "2", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "3", "EXIF MeteringMode": "Pattern", "EXIF LightSource": "Unknown", "EXIF Flash": "Flash did not fire", "EXIF FocalLength": "41/5", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "1200", "EXIF ExifImageLength": "1600", "EXIF FileSource": "Digital Camera", "EXIF SceneType": "Directly Photographed"}