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 / 47.55167; -110.92889 (Amphitheater Tunnel Number 4), 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 / 46.72389; -113.58306 (Beavertail Tunnel), 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 / 47.55528; -110.94694 (Belt Creek Tunnel Number 5), 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 / 46.14417; -107.51972 (Bighorn Tunnel), 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 / 45.66583; -110.80806 (Bozeman Tunnel), 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 / 46.64306; -111.75556 (Helena Valley Canal Tunnel), 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 / 47.33500; -114.78667 (John Tunnel), 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 / 47.54944; -110.91694 (Lacey Tunnel Number 3), 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 / 46.02333; -112.47556 (Monitor Tunnel), 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 / 46.63639; -112.30833 (Mullan Tunnel), 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 / 46.70972; -113.51556 (Nimrod Tunnels), 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 / 46.19472; -108.94222 (Painted Robe Tunnel), 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 / 48.84917; -113.70778 (Ptarmigan Tunnel), 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 / 47.55389; -110.95417 (Red Coulee Tunnel Number 6), 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 / 47.39028; -115.64861 (Saint Paul Pass Tunnel), 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 / 46.28917; -112.56333 (Schurchs Tunnel), 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 / 46.12667; -111.44222 (Toston Tunnel), 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 / 47.15917; -111.83111 (Tunnel Number 1), 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 / 45.66444; -110.73417 (Tunnel Number 1), 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 / 48.36833; -113.67528 (Tunnel Number 2), 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 / 48.37306; -113.68194 (Tunnel Number 3), 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 / 47.10889; -111.95083 (Tunnel Number 3), 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 / 45.97278; -107.53694 (Two Leggins Tunnel), 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 / 48.47139; -114.44250 (Vista Tunnel), 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 / 47.43917; -110.94306 (Wayne Tunnel), 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 / 46.33000; -112.11333 (Wickes Tunnel), el. 6,224 feet (1,897 m)^[26]

See also

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

Notes

State of Montana
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