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Tunnel

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Henderson Mine Tunnel (Clear Creek County, Colorado)
Built 1976
Tunnel through Red Mountain on Conveyor Belt (Formerly Henderson Mine Railroad)
Open to private traffic

Henderson Road Tunnel (Washington County, Pennsylvania)
Tunnel for Wheeling and lake Erie Railroad below Henderson Road/Caldwell Road/Donaldson Road and Drainage Divide
Open to traffic

Henrey E. Kinney Tunnel (Broward County, Florida)
Built 1960
Tunnel under New River on US 1 in Fort Lauderdale
Open to traffic

Heritage Rail Trail - Howard Tunnel (York County, Pennsylvania)
Built 1836, Rebuilt in 1865
Tunnel on York Heritage Trail & Northern Central Railway
Open to bicyclists, horseback, and pedestrians on trail side. The rail is clear and allows for rail bikes, speeders, and hobby-builds. Once a year the Steam into History Excursions runs through this tunnel.

Hermosa Tunnel (Albany County, Wyoming)
Built 1901/1918
Tunnel
Open to traffic

Highland Avenue Bridge (Jefferson County, Alabama)
Built 1966
Tunnel over US 31 on Highland Avenue in Birmingham
Open to traffic

Highway Tunnel Bridge (Mingo County, West Virginia)
Built 1883
Tunnel under Highway Tunnel on Private Road


Holland Tunnel (Hudson County, New Jersey)
Built 1927
Tunnel under Hudson River on Interstate 78
Open to traffic

Honoapiilani Highway Tunnel (Maui County, Hawaii)
Tunnel on Honoapiilani Highway
Open to traffic

Horn's Creek Road Tunnel (Polk County, Tennessee)
Built 1906
Tunnel over Horn's Creek Road on CSX Railroad 347931b
Open to traffic

Houma Intracoastal Waterway Tunnel (Terrebonne Parish, Louisiana)
Built 1961
Tunnel under Intracoastl Waterway on LA 3040
Open to traffic

Hubbard's Cave (Cook County, Illinois)
Built 1959.
Tunnel on I-90/I-94 Kennedy Expy
Open to traffic

Huger Tunnels (McDowell County, West Virginia)
Tunnel for Norfolk Southern Railroad, Pocahontas Division
Open to traffic

Hurricane Ridge Road Tunnel (Clallam County, Washington)
Tunnel under Mountains on Hurricane Ridge Road
Open to traffic

I 70 Idaho Springs Tunnel (Clear Creek County, Colorado)
Built 1961
Tunnel under Mountain on I 70
Open to traffic

I-40 Tunnel (Haywood County, North Carolina)
Double tube tunnel
Tunnel on I-40
Open to traffic

I-90 - Mercer Island Tunnel (King County, Washington)
Built 1989
Tunnel on I-90 at Mercer Island
Open to traffic

I-90 - Mt. Baker Ridge Tunnel (King County, Washington)
Built 1940 and twinned in 1989
Pair of tunnels under Mt. Baker Ridge on I-90 in Seattle
Open to traffic

I5-CA14 Split Tunnel (Los Angeles County, California)
Tunnel for IH-5SB truck bypass
Tunnel under the 5-14 split
Open to traffic

IC Lost Gap Tunnel (Lauderdale County, Mississippi)
Tunnel; daylighted c. 1950s
Lost Tunnel on IC
No longer exists

INPR - Black Canyon Reservoir Tunnel (Gem County, Idaho)
Built 1923;
Tunnel on Idaho Northern and Pacific Railroad under Hill
Open to traffic

INPR - Tunnel 3 (Gem County, Idaho)
Built 1923;
Tunnel under Hill on Idaho Northern & Pacific Railroad
Open to traffic

INRD - Cold Springs Road Overpass (Greene County, Indiana)
Tunnel under Indiana Railroad on Cold Springs Road
Open to traffic

INRD - Unionville Tunnel (Monroe County, Indiana)
Built 1903
Tunnel under N. Tunnel Road on Indiana Railroad
Open to traffic

Iron Goat Trail - Embro Tunnel (King County, Washington)
Built 1916
Tunnel
Intact but closed to all traffic

Iron Goat Trail - Tunnel #14 (King County, Washington)
Built 1892
Tunnel
Intact but closed to all traffic

Iron Goat Trail - Twin Tunnels (King County, Washington)
Built 1916
Tunnel
Intact but closed to all traffic

Iron Goat Trail -Windy Point Tunnel (King County, Washington)
Built 1914
Tunnel
Intact but closed to all traffic

Iron Horse Trail - Easton Tunnel (Kittitas County, Washington)
Tunnel on Iron Horse Trail
Open to pedestrians only

Iron Horse Trail - Horlick Tunnel #1 (Kittitas County, Washington)
Tunnel on Iron Horse Trail
Closed due to safety concerns

Iron Horse Trail - Horlick Tunnel #2 (Kittitas County, Washington)
Tunnel on Iron Horse Trail
Closed due to safety concerns

Iron Horse Trail - Snoqualmie Tunnel (King County, Washington)
Built 1914 by the Chicago, Milwaukee, Saint Paul, and Pacific Railroad. Rehabilitated 2011
Tunnel on Pedestrian trail under Snoqualmie Pass
Open to pedestrians

Iron Horse Trail - Whittier Tunnel (Kittitas County, Washington)
Tunnel on Iron Horse Trail
Open to pedestrians only

Iron Mountain Road Tunnel (US 16A) (Pennington County, South Dakota)
Tunnel on US 16A (Iron Mountain Road)
Open to traffic

Iron Mountain Road Tunnel (US 16A) #2 (Pennington County, South Dakota)
Tunnel on Iron Mountain Road (US 16A)


Iron Mountain Road Tunnel (US 16A) #3 (Pennington County, South Dakota)
Tunnel on Iron Mountain Road (US 16A)


J&F - Oil City Tunnel (Venango County, Pennsylvania)
Built 1870
Abandoned tunnel
Derelict/abandoned

Jehu Branch Tunnel (North) (Raleigh County, West Virginia)
Tunnel for CSX Railroad, Piney Creek Subdivision on Old Eccles Road/Ridge Park Drive, and drainage divide
Open to traffic

Jehu Branch Tunnel (South) (Raleigh County, West Virginia)
Tunnel for CSX Railroad, Piney Creek Subdivision
Open to traffic

John Fitch Way Tunnel (Mercer County, New Jersey)
Tunnel on John Fitch Way
Open to traffic

John H Wilson Tunnel (Honolulu County, Hawaii)
Built 1959
Tunnel on Likelike Hwy
Open to traffic

John H Wilson Tunnel 1 (Honolulu County, Hawaii)
Built 1958
Tunnel on Likelike Hwy
Open to traffic

John H. Bankhead Tunnel (Mobile County, Alabama)
Built 1940
Single two-lane tunnel under Mobile River on US 98 (old U.S. 90) in Mobile
Open to traffic

Johnson Tunnel (Summit County, Colorado)
Constructed started Aug. 18, 1975; tunnel completed on Dec. 21, 1979
Tunnel on I-70 Eastbound at Loveland Pass
Open to traffic

Katy Trail - Rocheport Tunnel (Howard County, Missouri)
Built 1893
Railroad tunnel under Moniteau Bluff on the Katy Trail just west of Rocheport
Open to pedestrians and bicyclists only

KCS - Jenson Tunnel (Le Flore County, Oklahoma)
Built 1886
Tunnel under Backbone Mountain on KCS Railway
Open to traffic

Keller Tunnel (Jersey County, Illinois)
built 1881 for Wabash Railroad; filled in after line abandoned but some remants remain
Lost Tunnel on defunct Wabash Railroad in Elsah
Lost

Keystone Canyon Tunnel (Valdez-Cordova Census Area, Alaska)
Construction was started in the early 1900s for the Yukon-Valdez Railroad; halted after the railroad project was abandoned
Abandoned tunnel on Valdez-Yukon Railroad
Never completed

Kimball Tunnel (McDowell County, West Virginia)
Tunnel for Norfolk Southern Railroad, Pocahontas Division
Open to traffic

Kittatinny Mountain Tunnel (Franklin County, Pennsylvania)
Begun c.1885 by S. Penn. RR; first tube completed 1940 by Penna. Tpk. Comm; second tube completed 1968.
Tunnel on Pennsylvania Turnpike/I-76
Open to traffic

Klamath Tour Thru Tree (Del Norte County, California)
Tunnel on Private Drive
Open to traffic

Knapps Hill Tunnel (Chelan County, Washington)
Built 1936
Tunnel under Knapps Hill on Alt US 97
Open to traffic

Koolau Range Bridge (Honolulu County, Hawaii)
Built 1994
Tunnel under Koolau Range on Fai-H3, Tunnel
Open to traffic

L&N - Bigger Tunnel (Sumner County, Tennessee)
Abandoned tunnel on Louisville & Nashville Railroad
Abandoned

L&N - Littlest Tunnel (Sumner County, Tennessee)
Built 1886 (Reportedly), Abandoned 1976, Rehabbed in 2007
Abandoned bridge over Former Lousiville & Nashville Railroad on Tunnel Road
Abandoned

L&N - Tumlin Gap Tunnel (Etowah County, Alabama)
Built c.1903, abandoned a few decades ago
Tunnel
Abandoned

L&N Flat Top Mine Tunnel (Jefferson County, Alabama)
Built c. 1910s
Abandoned tunnel on L&N RR
Abandoned

L&N Tunnel (Monroe County, Alabama)
Built sometime after 1900
Abandoned tunnel on Louisville and Nashvile
Derelict/abandoned

Labadie Railroad Tunnel (Franklin County, Missouri)
Built 1929
Short railroad tunnel under Route T on the Union Pacific Railroad just southwest of Labadie
Open to two tracks of railroad traffic

LACM - San Fernando Tunnel (Los Angeles County, California)
Work started March 22, 1875, opened August 12, 1876.
Tunnel under Freemont Pass/San Fernando Pass on Union Pacific Railroad/Metrolink
Open to traffic

Lake Keechelus Snowshed Tunnel (Kittitas County, Washington)
Built 1950; demolished April 2014
Lost tunnel under Lake Keechelus Snowshed on I-90
Removed but not replaced

Lakeview Drive Tunnel (Swain County, North Carolina)
Built during 1963-1970 as part of the planned "North Shore Road", never used due to Anakeesta rock being unearthed, dooming the project.
Tunnel on Lakewood Drive
Open to pedestrians only

Laurel Hill Tunnel (Westmoreland County, Pennsylvania)
Begun c.1885 by S. Pennsylvania RR; completed 1940 by Penna. Tpk. Comm.; bypassed and abandoned in 1964
Tunnel on Abandoned alignment of Pennsylvania Turnpike
Currently used to test racecar aerodynamics by Chip Ganassi Racing. Closed to the public.

Layton Tunnel (Fayette County, Pennsylvania)
This section of layton Road was originaly a Rail Way
Tunnel on Layton Road
Open to traffic

Lebanon Valley Rail Trail - Cornwall Tunnel (Lebanon County, Pennsylvania)
Built in 1860 CA for Cornwall-Lebanon Railroad; Rehabbed in 2010
Bridge over Burd Coleman Road on Former C&L; Currently Lebanon Valley Rail Trail
Open to traffic

Lehigh Tunnel (Carbon County, Pennsylvania)
Northbound tunnel built 1957; southbound tunnel built 1991
Tunnel under Blue Mountain on I-476 (Pennsylvania Turnpike Northeast Extension)
Open to traffic

Liberty Tunnel (Allegheny County, Pennsylvania)
Built 1924
Tunnel on West Liberty Avenue
Open to traffic

Lickstone Ridge Tunnel (Jackson County, North Carolina)
Built ca1930
Tunnel under Mountain on Blue Ridge Parkway
Open to traffic

Lincoln Tunnel (Hudson County, New Jersey)
Center tube opened 1937, north tube opened 1945, south tube opened 1957.
Tunnel under Hudson River on NJ-495/NY-495/former I-495
Open to traffic

Lindbergh Tunnel (St. Louis County, Missouri)
Built in 2006
Tunnel on North Lindbergh Boulevard (U. S. Highway 67) under the west runway at Lambert - St. Louis International Airport
Open to traffic

LIRR - Atlantic Avenue Tunnel (Queens County, New York)
Built 1844, closed 1861
Tunnel on abandoned Long Island Railroad
Intact but closed to all traffic

Little Pisgah Ridge Tunnel (Henderson County, North Carolina)
Built ca1930
Tunnel under Mountain on Blue Ridge Parkway
Open to traffic

Little Switzerland Tunnel (Mitchell County, North Carolina)
Built ca. 1930
Tunnel under Mountain on Blue Ridge Parkway
Open to traffic

LittleTunnel (Claiborne County, Tennessee)
Built in 1888 as railroad tunnel, connecting Cumberland Gap Tunnel to L & N Railroad line going into Virginia, converted to a walking tunnel
Former Louisville & Nashville railroad tunnel under Poor Valley Ridge at Cumberland Gap
Open to pedestrians

Lodgeville Tunnel (Harrison County, West Virginia)
Tunnel over CSX Railroad
Open to traffic

Lowline Park (Proposed) (New York County, New York)
Built 1908; Abandoned since 1948
Abandoned tunnel on Formerly Brooklyn-Manhattan Transit Corporation
Abandoned

Lynchburg Tunnel (Lynchburg, Virginia)
Built ca1850-rough cut tunnel
Tunnel under Hillside on James River Heritage Trail
Open to pedestrians only

M&NA Charcoal Gap Tunnel (Carroll County, Arkansas)
Completed March 22, 1901; abandoned in 1961
Partially collapsed tunnel on the former Missouri and North Arkansas Railway, 7 miles northeast of Eureka Springs
Abandoned and partially collapsed

Maalo Road Viaduct (Kauai County, Hawaii)
Tunnel under Maalo Road on unknown road
Open to traffic

Main Street Tunnel (Washington County, Pennsylvania)
Tunnel for Wheeling and Lake Erie Railroad below Main Street and Drainage Divide


Manns Tunnel (Greenbrier County, West Virginia)
Tunnel for CSX Railroad
Open to traffic

Marengo Tunnel (Crawford County, Indiana)
Built 1882
Tunnel under Under a hill and Goodman Ridge Road on NS (Former Southern) Railway
Open to traffic

MAX Blue/Red Lines - Robertson Tunnel (Multnomah County, Oregon)
Built 1998
Tunnel under the West Hills (Tualatin Mountains) on MAX Light Rail Blue Line & Red Line
Open to traffic

MC Trail - Meredith Tunnel (Marion County, West Virginia)
Tunnel for Marion County (MC) Rail Trail under Speedway Avenue/Hoult Road/Suncrest Blvd
Open to pedestrians only

McCallie Tunnels (Hamilton County, Tennessee)
Built ca. 1950, specifically to handle tourist traffic on U.S. 11 & 64
Tunnels under Missionary Ridge on U.S. 11 & 64
Open to traffic

McMillan "Tunnel" (Hamilton County, Ohio)
Tunnel over Railroad (CL&N) on McMillan Street
Open to traffic on McMillan Street

Meadow River Rail Trail - Carnifex Tunnel (Fayette County, West Virginia)
Built 1929; Abandoned 1997; Ad-hoc trail.
Tunnel on Meadow River Rail Trail
Closed due to structural concerns

Meadow River Rail Trail - Koontz Tunnel (Fayette County, West Virginia)
Built 1929
Tunnel on Meadow River Rail Trail
Open to pedestrians only

Memorial Tunnel (Kanawha County, West Virginia)
Built in 1954 and closed to vehicular traffic in 1987, it is now utilized by the Center For National Response as an anti-terrorism training facility
Tunnel on Old I-64 Old I-77
Intact but closed to all traffic

MGA - Brownsville Tunnel (Fayette County, Pennsylvania)
Built 1904
Tunnel under PA 4003 on Monongahela Railroad
Filled in

MGA - Simpson Tunnel (Fayette County, Pennsylvania)
Built 1904; Abandoned ca. 1976; Filled in ?
Lost Tunnel on Monongahela Railroad
Filled in

Micajah Tunnel (Wyoming County, West Virginia)
Tunnel for Norfolk Southern Railroad, Princeton Deepwater Subdivision under Micajah Road and drainage divide
Open to traffic

Middle Matilija Tunnel (Ventura County, California)
Built 1931
Middle Matilija Tunnel on State Route 33
Open to traffic

Middle Tunnel (Oconee County, South Carolina)
Built 1953
Abandoned tunnel
Derelict/abandoned - Majority of tunnel was filled in in the early 1900s

Midland Tunnel No. 1 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland Railroad
First of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic

Midland Tunnel No. 2 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland Railroad
Second of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic

Midland Tunnel No. 3 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland Railroad
Third of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic

Midland Tunnel No. 4 (Chaffee County, Colorado)
Built 1887 by the Colorado Midland Railroad
Fourth of four tunnels on CR 371 north of Buena Vista
Open to one-lane traffic

Midtown Tunnel (Portsmouth, Virginia)
Built 1962
Tunnel under Elizabeth River on US-58
Open to traffic

Mill Street Tunnel (Pendleton County, Kentucky)
Tunnel under CSX rail line in Butler
Open to traffic