List of tunnels in Montana

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.

West portal of the Mullan tunnel

• Amphitheater Tunnel Number 4, Chouteau County, Montana, 47°33′06″N 110°55′44″W / 47.55167°N 110.92889°W, el. 3,376 feet (1,029 m)^[1]
• Beavertail Tunnel, Missoula County, Montana, 46°43′26″N 113°34′59″W / 46.72389°N 113.58306°W, el. 3,691 feet (1,125 m)^[2]
• Belt Creek Tunnel Number 5, Chouteau County, Montana, 47°33′19″N 110°56′49″W / 47.55528°N 110.94694°W, el. 3,307 feet (1,008 m)^[3]
• Bighorn Tunnel, Yellowstone County, Montana, 46°08′39″N 107°31′11″W / 46.14417°N 107.51972°W, el. 2,835 feet (864 m)^[4]
• Bozeman Tunnel, Gallatin County, Montana, 45°39′57″N 110°48′29″W / 45.66583°N 110.80806°W, el. 5,738 feet (1,749 m)^[5]
• Flathead Tunnel, Great Northern Railway
• Helena Valley Canal Tunnel, Lewis and Clark County, Montana, 46°38′35″N 111°45′20″W / 46.64306°N 111.75556°W, el. 4,035 feet (1,230 m)^[6]
• John Tunnel, Sanders County, Montana, 47°20′06″N 114°47′12″W / 47.33500°N 114.78667°W, el. 2,680 feet (820 m)^[7]
• Lacey Tunnel Number 3, Chouteau County, Montana, 47°32′58″N 110°55′01″W / 47.54944°N 110.91694°W, el. 3,386 feet (1,032 m)^[8]
• Monitor Tunnel, Silver Bow County, Montana, 46°01′24″N 112°28′32″W / 46.02333°N 112.47556°W, el. 6,361 feet (1,939 m)^[9]
• Mullan Tunnel, Powell County, Montana, 46°38′11″N 112°18′30″W / 46.63639°N 112.30833°W, el. 5,830 feet (1,780 m)^[10]
• Nimrod Tunnels, Granite County, Montana, 46°42′35″N 113°30′56″W / 46.70972°N 113.51556°W, el. 3,681 feet (1,122 m)^[11]
• Painted Robe Tunnel, Golden Valley County, Montana, 46°11′41″N 108°56′32″W / 46.19472°N 108.94222°W, el. 3,763 feet (1,147 m)^[12]
• Ptarmigan Tunnel, Glacier County, Montana, 48°50′57″N 113°42′28″W / 48.84917°N 113.70778°W, el. 7,100 feet (2,200 m)^[13]
• Red Coulee Tunnel Number 6, Cascade County, Montana, 47°33′14″N 110°57′15″W / 47.55389°N 110.95417°W, el. 3,287 feet (1,002 m)^[14]
• St. Paul Pass Tunnel, Mineral County, Montana, 47°23′25″N 115°38′55″W / 47.39028°N 115.64861°W, el. 5,141 feet (1,567 m)^[15]
• Schurchs Tunnel, Powell County, Montana, 46°17′21″N 112°33′48″W / 46.28917°N 112.56333°W, el. 7,424 feet (2,263 m)^[16]
• Toston Tunnel, Broadwater County, Montana, 46°07′36″N 111°26′32″W / 46.12667°N 111.44222°W, el. 4,209 feet (1,283 m)^[17]
• Tunnel Number 1, Cascade County, Montana, 47°09′33″N 111°49′52″W / 47.15917°N 111.83111°W, el. 3,504 feet (1,068 m)^[18]
• Tunnel Number 1, Park County, Montana, 45°39′52″N 110°44′03″W / 45.66444°N 110.73417°W, el. 5,371 feet (1,637 m)^[19]
• Tunnel Number 2, Flathead County, Montana, 48°22′06″N 113°40′31″W / 48.36833°N 113.67528°W, el. 3,734 feet (1,138 m)^[20]
• Tunnel Number 3, Flathead County, Montana, 48°22′23″N 113°40′55″W / 48.37306°N 113.68194°W, el. 3,783 feet (1,153 m)^[21]
• Tunnel Number 3, Lewis and Clark County, Montana, 47°06′32″N 111°57′03″W / 47.10889°N 111.95083°W, el. 3,592 feet (1,095 m)^[22]
• Two Leggins Tunnel, Big Horn County, Montana, 45°58′22″N 107°32′13″W / 45.97278°N 107.53694°W, el. 2,789 feet (850 m)^[23]
• Vista Tunnel, Flathead County, Montana, 48°28′17″N 114°26′33″W / 48.47139°N 114.44250°W, el. 3,179 feet (969 m)^[24]
• Wayne Tunnel, Cascade County, Montana, 47°26′21″N 110°56′35″W / 47.43917°N 110.94306°W, el. 3,779 feet (1,152 m)^[25]
• Wickes Tunnel, Jefferson County, Montana, 46°19′48″N 112°06′48″W / 46.33000°N 112.11333°W, el. 6,224 feet (1,897 m)^[26]

See also

• Railroads in Montana
• List of tunnels in the United States

Notes

1. "Amphitheater Tunnel Number 4". Geographic Names Information System. United States Geological Survey.
2. "Beavertail Tunnel". Geographic Names Information System. United States Geological Survey.
3. "Belt Creek Tunnel Number 5". Geographic Names Information System. United States Geological Survey.
4. "Bighorn Tunnel". Geographic Names Information System. United States Geological Survey.
5. "Bozeman Tunnel". Geographic Names Information System. United States Geological Survey.
6. "Helena Valley Canal Tunnel". Geographic Names Information System. United States Geological Survey.
7. "John Tunnel". Geographic Names Information System. United States Geological Survey.
8. "Lacey Tunnel Number 3". Geographic Names Information System. United States Geological Survey.
9. "Monitor Tunnel". Geographic Names Information System. United States Geological Survey.
10. "Mullan Tunnel". Geographic Names Information System. United States Geological Survey.
11. "Nimrod Tunnels". Geographic Names Information System. United States Geological Survey.
12. "Painted Robe Tunnel". Geographic Names Information System. United States Geological Survey.
13. "Ptarmigan Tunnel". Geographic Names Information System. United States Geological Survey.
14. "Red Coulee Tunnel Number 6". Geographic Names Information System. United States Geological Survey.
15. "Saint Paul Pass Tunnel". Geographic Names Information System. United States Geological Survey.
16. "Schurchs Tunnel". Geographic Names Information System. United States Geological Survey.
17. "Toston Tunnel". Geographic Names Information System. United States Geological Survey.
18. "Tunnel Number 1". Geographic Names Information System. United States Geological Survey.
19. "Tunnel Number 1". Geographic Names Information System. United States Geological Survey.
20. "Tunnel Number 2". Geographic Names Information System. United States Geological Survey.
21. "Tunnel Number 3". Geographic Names Information System. United States Geological Survey.
22. "Tunnel Number 3". Geographic Names Information System. United States Geological Survey.
23. "Two Leggins Tunnel". Geographic Names Information System. United States Geological Survey.
24. "Vista Tunnel". Geographic Names Information System. United States Geological Survey.
25. "Wayne Tunnel". Geographic Names Information System. United States Geological Survey.
26. "Wickes Tunnel". Geographic Names Information System. United States Geological Survey.