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Tunnel

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NS-Horseshoe Bend Road Tunnel (Bedford County, Virginia)
Built 1913
Tunnel under NSRR on Horseshoe Bend Rd
Open to traffic

NS-Martin Street Tunnel (Lynchburg, Virginia)
Tunnel under Martin St/ Hillside on NSRR
Open to traffic

NW - Coaldale Tunnel (Mercer County, West Virginia)
Abandoned 1950
Abandoned tunnel for Norfolk & Western Railway
Abandoned

NW - Pocahantas Tunnel No. 2 (Mercer County, West Virginia)
Built 1915
Abandoned tunnel under hillside on N&W RR
Derelict/abandoned

NWP - Alto Tunnel (Marin County, California)
Built 1884, closed 1971
Abandoned tunnel on Northwestern Pacific Railroad
Partially collapsed

NWP - Island Mountain Tunnel (Trinity County, California)
Tunnel on Northwestern Pacific Railroad
Closed

NWP - Keys Creek Tunnel (Sonoma County, California)
Abandoned tunnel under hillside on North Western Pacific
Derelict/abandoned

NWP - Loleta Tunnel (Humboldt County, California)
Renovated in 1960
Abandoned tunnel on Northwestern Pacific Railroad
Abandoned

NWP - Shively Tunnel (Humboldt County, California)
Abandoned tunnel under hillside on North Western Pacific
Derelict/abandoned

NWP - Sonoma Tunnel (Sonoma County, California)
Built 1898; Sealed to smother a fire in 2011
Abandoned tunnel on Northwestern Pacific Railroad
Sealed 2011 to smother a fire.

NY9D Breakneck Tunnel (Putnam County, New York)
Built 1932
Tunnel on NY 9D
Open to traffic

NYC - Cazenovia Tunnel (Madison County, New York)
Line abandoned in 1944
Abandoned tunnel under hillside on NYC RR
Derelict/abandoned

NYC - Erie Canal Tunnel (Onondaga County, New York)
Lost Tunnel under Erie Canal on New York Central RR
Removed but not replaced

NYC - Friendship Tunnel (Clearfield County, Pennsylvania)
Line abandoned in 1937
Abandoned tunnel under hillside on New York Central (abandoned)
Derelict/abandoned

NYC - Hogback Tunnel (Centre County, Pennsylvania)
Abandoned tunnel under hillside on New York Central RR (abandoned)
Derelict/abandoned

NYC - Hoyt Tunnel (Clearfield County, Pennsylvania)
Line abandoned in 1937
Abandoned tunnel under hillside on New York Central (abandoned)
Derelict/abandoned

NYC - New Hamburg Tunnel (Dutchess County, New York)
Built 1848-9, bypassed 1930
Abandoned tunnel on New York Central & Hudson River Railroad
Abandoned

NYC - St Marys Park Tunnel (Bronx County, New York)
Abandoned tunnel under St Marys Park on Conrail Port Morris Branch
Derelict/abandoned

NYC - Stone Tunnel (Herkimer County, New York)
Stone tunnel on Railroad (NYC)
Abandoned

NYCTA - 53rd Street Tunnel (New York County, New York)
Built 1932
Tunnel under East River on IND Queens Boulevard Line
Open to traffic

NYCTA - Concourse Tunnel (New York County, New York)
Built 1932
Tunnel under Harlem River on IND Concourse Line
Open to traffic

NYCTA - Cranberry Street Tunnel (New York County, New York)
Built 1932
Tunnel under East River on IND Eighth Avenue Line
Open to traffic

NYCTA - Fort George Tunnel (New York County, New York)
Built 1903
Tunnel on New York City Transit Authority
Open to traffic

NYCTA - Greenpoint Tube (Queens County, New York)
Built 1932
Tunnel under Newtown Creek on New York City Metropolitan Transit Authority
Open to traffic

NYCTA - Rutgers Street Tunnel (New York County, New York)
Built 1932
Tunnel under East River on New York City Transit Authority
Open to traffic

NYLE - Dayton Tunnel (Cattaraugus County, New York)
Built 1865 by Buffalo & Southwestern Railroad
Tunnel on Erie Railroad
Open to traffic

NYSW - Edgewater Tunnel (Bergen County, New Jersey)
Built 1894 by New York, Susquehanna & Western Railroad to gain access to Hudson River Waterfront. Tracks removed 1992, Pipeline project completed 2013
Tunnel on Railroad through Hudson Palisades
Derelict/abandoned

O&W Pedestrian Promenade & Bikeway - Oswego Tunnel (Oswego County, New York)
Rehabilitated 2000
Tunnel on O&W Railroad Pedestrian Promenade & Bikeway
Open to pedestrians only

Oakman Tunnel (Gordon County, Georgia)
Built ca. 1935, looks nearly identical to the Pine Log Road Tunnel in Bartow County
Tunnel over private driveway just south of Oakman Baptist Church
Open to traffic

Old Danville Pike Tunnel (Jessamine County, Kentucky)
Tunnel under Danville Rd on Old Danville Pike
Open

Old Horn Lake Road Tunnel (Shelby County, Tennessee)
Tunnel under the CN rail yard on Old Horn Lake Road in Memphis
Open to traffic above and below

Old Oregon Washington Highway Tunnel (Umatilla County, Oregon)
Built 1917
Undercrossing Tunnel under UPRR on County Road 643
Open to traffic

Old Tunnel (Kendall County, Texas)
Built 1913 for the Fredericksburg and Northern Railway; abandoned 1942; made into state park in 1991
Tunnel under Alamo Ridge in Old Tunnel State Park
Closed to all public access to protect a large population of bats

Old US 27 Burnside Tunnel (Pulaski County, Kentucky)
Built 1927-1928; abandoned 1950
Tunnel on US 27
Closed to all traffic

Omaha Trail - Hustler Tunnel (Juneau County, Wisconsin)
Built 1871
Tunnel under Steep Hill on Omaha Trail
Open to pedestrians only

Oneonta Tunnel (Multnomah County, Oregon)
Built 1914, Bypassed and Sealed 1948 , Re-Opened to pedestrians 2009; timber lining destroyed by wildfire Sept. 2017
Tunnel under Oneonta Basalt Out-Cropping on Historical Columbia River Highway
Re-Opened to pedestrians in 2009; damaged by fire Sept. 2017

Opossum Hollow Tunnel (Jefferson County, Ohio)
Abandoned tunnel for Columbus and Ohio River Railroad (old alignment)
Bypassed by a cut

Oregon Trunk Railroad Warm Springs Tunnel (Jefferson County, Oregon)
Built 1911
Abandoned tunnel on Formerly Oregon Trunk Railway
Derelict/abandoned

Oregon Trunk railroad Willow canyon tunnel No 1 (Jefferson County, Oregon)
Built 1912 abandoned 1923 blown up by us army soldiers in 1944 as part of a training exercise during ww2
Lost Tunnel
Demolished

Oregon Trunk railroad Willow canyon tunnel No 2 (Jefferson County, Oregon)
Built 1912 abandoned 1923 blown up by us army soldiers in 1944 as part of a training exercise during ww2
Lost Tunnel
Demolished

ORW&N Pine Creek tunnel (Baker County, Oregon)
Lost Bridge
Demolished

ORWN - Weatherby Tunnel (Old) (Baker County, Oregon)
Built 1884 south portal demolished by highway construction in 1929
Lost Tunnel
Demolished

OW - Fallsburg Tunnel (Sullivan County, New York)
Built 1886, brick arching added 1889-97, abandoned 1957
Abandoned tunnel on New York, Ontario, & Western Railway
Derelict/abandoned

OW - Hawk's Mountain Tunnel (Delaware County, New York)
Lost Tunnel on New York, Ontario, & Western Railway
Filled in

OW - High View Tunnel (Sullivan County, New York)
Built 1871, abandoned 1957
Abandoned tunnel under Shawangunk Range on New York, Ontario, & Western Railway
Derelict/abandoned

OW - Northfield Tunnel (Delaware County, New York)
Built 1890, abandoned 1957
Abandoned tunnel on New York, Ontario, & Western Railway
Derelict/abandoned

OWR&N - Copperfield tunnel (Baker County, Oregon)
Built 1910
Tunnel on Former ORW&N railway now Homestead Road
Open to traffic

P&SVRR - Red Hawk Tunnel (El Dorado County, California)
Built 1863-1864, daylighted circa 1900
Daylighted tunnel under Red Hawk Ridge on Placerville & Sacramento Valley Railroad
Daylighted, but still open to rail traffic

P&WV - Copeland Tunnel (Harrison County, Ohio)
Bypassed Tunnel on Norfolk Southern Railway (former Norfolk & Western Railway)
Closed to all traffic, bypassed

PAL - Dawson Springs Tunnel (Caldwell County, Kentucky)
Built 1920
Tunnel under KY 672 on P&L Railway
Open to traffic

Pali Hwy Tunnel 1 (Honolulu County, Hawaii)
Built 1959
Tunnel under Pali on Pali Hwy
Open to traffic

Pali Hwy Tunnel 2 (Honolulu County, Hawaii)
Built 1961
Tunnel under Pali on Pali Hwy
Open to traffic

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

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

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

Palouse to Cascades State Park 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

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

Park City Railroad Tunnel (Barren County, Kentucky)
Shortest Railroad Tunnel on the L&N Railroad
Tunnel Under US 31W on CSX Railroad Near Parkcity Kentucky
Open to traffic

PAT - Mount Washington Tunnel (Allegheny County, Pennsylvania)
Built 1902-4
Tunnel on Port Authority of Allegheny County Busway/Light Rail
Open to PAT traffic only.

PAT - P&S Extension Tunnel (Allegheny County, Pennsylvania)
Built 1865; now part of PAT light rail
Tunnel on Railroad


PATH - Downtown Hudson Tubes (New York County, New York)
Opened 1909
Tunnel under Hudson River on Port Authority Trans-Hudson (PATH)
Open to traffic

PATH - Uptown Hudson Tubes (New York County, New York)
Opened 1908
Tunnel under Hudson River on Port Authority Trans-Hudson (PATH)
Open to traffic

Path Valley Railroad - Conococheague Tunnel (Perry County, Pennsylvania)
Construction started January 1894, never completed
Tunnel under Conococheague Mountain
Never built

PE - Belmont Tunnel (Los Angeles County, California)
Built 1925
Abandoned tunnel on Railroad (PE)
Abandoned

Pedro Point Tunnel (San Mateo County, California)
Lost Tunnel under San Pedro Point on Ocean Shore Railroad
Collapsed

Peninsula Tunnel (Multnomah County, Oregon)
Built 1911
Tunnel under North Portland on Union Pacific RR
Open to traffic

Penns Creek Path - Poe Paddy Tunnel (Mifflin County, Pennsylvania)
Built 1877 by LC&SC, company succeeded by Lewisburg & Tyrone 1879, leased to PRR. PRR successor Penn Central abandoned portion of line with tunnels May 1970.
Tunnel under West Paddy Mountain on State Park hiking trail (former Pennsylvania RR)
Open to pedestrians only

Phantom Canyon Tunnel No. 1 (Fremont County, Colorado)
Built 1894 by the Florence and Cripple Creek Railroad
Tunnel on CR 67 (Phantom Canyon Road) north of Florence
Open to one-lane traffic

Phantom Canyon Tunnel No. 2 (Fremont County, Colorado)
Built 1894 by the Florence and Cripple Creek Railroad
Tunnel on CR 67 (Phantom Canyon Road) north of Florence
Open to one-lane traffic

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

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

Pinnacle Rock Tunnel (Lincoln County, West Virginia)
Tunnel on CSX Transportation, Coal River Subdivision
Open to traffic

Pioneer Cabin Tree Tunnel (Calaveras County, California)
Germinated appx 1,000 years ago; Hollowed out in the 1880s; Toppled January 8, 2017
Lost Tunnel under Branches on North Grove Trail
Destroyed by severe weather

PNWR - Cornelius Pass Railroad Tunnel (Multnomah County, Oregon)
Built 1911
Tunnel under Under Cornelius Pass Road on Portland & Western Railroad
Open to traffic

POHC - Bells Tunnel (Allegheny County, Pennsylvania)
Tunnel under hillside and Hidden Valley Road on P&OC RR
Open to traffic

Point Leavell Tunnel (Garrard County, Kentucky)
Built 1868 for the L&N Railroad it was closed in 1932 and then reopend to Cars and finally closed in 2003
Tunnel under Hill on Old Railroad Grade Road
Open to pedestrians

Point Rock Tunnel (Lancaster County, Pennsylvania)
Tunnel on Former PRR
Open to pedestrians only

Portage Creek Tunnel (Anchorage, Alaska)
Built 1910
Tunnel under Portage Creek Tunnel on Whittier Access Road
Open to traffic

Portland & Southwestern Railroad Tunnel (Columbia County, Oregon)
Built 1910
Abandoned tunnel on Portland and Southwest Railroad
Derelict/abandoned; tracks removed around 1943

Posey Tube (Alameda County, California)
Built 1927, seismic retrofit 2000
Immersed Tube tunnel under Oakland Inner Harbor on State Route 260


POTB - Tunnel No. 2 (Tillamook County, Oregon)
Abandoned bridge
abandoned

POTB - Tunnel No. 3 (Tillamook County, Oregon)
Abandoned bridge over Under hill side on Abandoned POTB line
abandoned

Poudre Canyon Tunnel (Larimer County, Colorado)
Built 1929
Tunnel under Tunnel on CO 14
Open to traffic

POVA - Blueslide Tunnel (Pend Oreille County, Washington)
Built 1909
Tunnel on Pend Oreille Valley Railroad
Open to traffic

POVA - Vail Tunnel (Pend Oreille County, Washington)
Tunnel on Pend Oreille Valley Railroad
Open to traffic

POVA - Wolf Creek Tunnel (Pend Oreille County, Washington)
Tunnel on Pend Oreille Valley Railroad
Open to traffic

PR22 Túnel Minillas (San Juan, Puerto Rico)
Built 1978;
Tunnel on PR 22
Open to traffic

Prater-Morefield Tunnel (Montezuma County, Colorado)
Tunnel on the Main Entrance Road at Mesa Verde National Park
Open to traffic

Presidio Parkway Battery Tunnel (EB) (San Francisco County, California)
Tunnel through hillside on CA 101SB
Open to traffic

Presidio Parkway Battery Tunnel (WB) (San Francisco County, California)
Tunnel through hillside on CA 101/ Presido Pkwy
Open to traffic

Presidio Parkway Main Post Tunnel (EB) (San Francisco County, California)
Built 2014
Tunnel on US101
Open to traffic

Presidio Parkway Main Post Tunnel (WB) (San Francisco County, California)
Built 2014
Tunnel on US101
Open to traffic

Presidio Tunnel (San Francisco County, California)
Built 1938
Tunnel under Washington Bl & Park Bl on Veterans Blvd
Open to traffic

PRR - Bow Ridge Tunnel (1864) (Indiana County, Pennsylvania)
Built 1864
Abandoned tunnel on former Western Pennsylvania Railroad
Abandoned

PRR - Bow Ridge Tunnel (1907) (Indiana County, Pennsylvania)
Built 1907
Abandoned tunnel on former Pennsylvania Railroad
Abandoned

PRR - Noland Tunnel (Coshocton County, Ohio)
Line abandoned in 1936
Abandoned tunnel under hillside on Pennsylvania RR (abandoned)
Derelict/abandoned

PRR - Piney Fork Tunnel (Allegheny County, Pennsylvania)
Built 1924, abandoned 1962
Tunnel under Allegheny Valley Railroad Co. on abandoned PRR Peters Creek Branch
Intact but closed to all traffic

PRR - Radebaugh Tunnels (Westmoreland County, Pennsylvania)
Lost Tunnel under Hillside on Pennsylvania RR
South tunnel daylighted in 1965

PRR - Sabula Tunnel (Clearfield County, Pennsylvania)
Tunnel under hillside on Pennsylvania RR
Open to traffic

PRR - Salina Tunnel (Allegheny County, Pennsylvania)
Built 1882
Abandoned tunnel under hillside on Pennsylvania Railroad
Derelict/abandoned