South & Western Railway

Reporting mark: S&W
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CSX - Chestoa-Nolichucky Bridge (Unicoi County, Tennessee)
Built 1907 to replace a timber truss bridge built at this location by the railroad
Deck plate girder bridge over Nolichucky River on the CSX (Clinchfield) Railroad


CSX - First Clinch River Bridge (Russell County, Virginia)
Built 1908. The Clinch River was later diverted just south of this bridge into a new channel that bypassed a bend in the river prone to flooding (New channel is to the right in the Street View).
Deck plate girder bridge over Clinch River on Clinchfield (CSX) Railroad
Open to traffic

CSX - Holston River Bridge (Sullivan County, Tennessee)
Built in 1907 as part of first segment of the South & Western RR, later the Carolina, Clinchfield & Ohio, later the Clinchfield Railroad
Four-span Pratt deck truss railroad bridge over the Holston River, South Fork
Open to rail traffic

CSX - Holston Tunnel (Sullivan County, Tennessee)
Built as part of the O & W's Speers Ferry, VA to Johnson City, TN segment, tunnel rehabilitated 1927
Tunnel under Holston Ridge on CSX (formerly Clinchfield) Railroad
Open to traffic

CSX - North Fork Holston River Bridge (Sullivan County, Tennessee)
Construction started in 1907 by the South and Western Railroad Co., and finished in 1908 by its successor, the Carolina, Clinchfield and Ohio Railroad Company
Three-span Pratt deck truss bridge over Holston River, North Fork in Kingsport
Open to rail traffic

CSX - Sensabaugh Tunnel (Hawkins County, Tennessee)
Bored in 1908, rehabilitated and widened in 1913
CSX (Clinchfield) railroad tunnel in a skewed curve under Sensabaugh Ridge approximately 2,000 feet south of Click Tunnel and 2,500 feet north of North Holston River Bridge -- not to be confused with the Sensabaugh Hollow Road Tunnel 348 feet north
Open to traffic

CSX - Twin Tunnels (Scott County, Virginia)
Two Clinchfield Railroad tunnels on the same tangent at Hill, Virginia
2 Adjacent Railroad Tunnels through Starnes Ridge at Hill, Virginia
Open to traffic

S&W - Nolichucky River Bridge (Unicoi County, Tennessee)
Replaced in 1901
Lost Through truss bridge over Nolichucky River on South & Western Railway
Replaced by a new bridge

The Clinchfield Loops - A: Ridge Tunnel (Mitchell County, North Carolina)
Built as part of the S & W's Altapass to Marion segment; rehabilitated 1958. The following tunnels are labeled beginning with "A" as the line descends the Blue Ridge.
Tunnel under Blue Ridge, Eastern Continental Divide on Clinchfield Railroad (now CSX)
Open to traffic

The Clinchfield Loops - D: 1st Washburn Tunnel (McDowell County, North Carolina)
1st Washburn Tunnel is the 41st tunnel on the historic Clinchfield Railroad, and 4th on the descent of the railroad down the Blue Ridge to Ashford, NC
Tunnel under Washburn Ridge on Clinchfield Railroad (now CSX)
Open to traffic

The Clinchfield Loops - E: 2nd Washburn Tunnel (McDowell County, North Carolina)
Built as part of the S & W's Altapass to Marion segment; north end rehabilitated 1925, south end rehabilitated 1913
Tunnel under Washburn Ridge on Clinchfield Railroad (now CSX)
Open to traffic

The Clinchfield Loops - F: Quinn Knob Tunnel (McDowell County, North Carolina)
Quinn Knob Tunnel is the 6th tunnel on the Clinchfield Railroad's historic 'Loops' line descending the Blue Ridge, and is the 43rd tunnel on the line built from Elkhorn City, KY to Spartanburg, SC
Tunnel under Quinn;s Knob Ridge, an offshoot of Washburn Ridge on Clinchfield Railroad (now CSX)
Open to traffic

The Clinchfield Loops - G: 3rd Washburn Tunnel (McDowell County, North Carolina)
The third in a series of tunnels that surround Washburn Ridge, in the Clinchfield Railroad's historic descent from the Blue Ridge to the Atlantic coast , tunnel rehabilitated 1913
Tunnel under Washburn Ridge on Clinchfield Railroad (now CSX)
Open to traffic

The Clinchfield Loops - I: Lower Bridle Path Tunnel (McDowell County, North Carolina)
Built as part of the S & W Railway's historic Altapass to Marion segment
Tunnel under Bridle Path Ridge on Clinchfield Railroad (now CSX)
Open to traffic

The Clinchfield Loops - J: Speedy Tunnel (McDowell County, North Carolina)
Built as part of the S & W's Altapass to Marion segment; rehabilitated 1914
Tunnel under Short Extension of the Blue Ridge on Clinchfield Railroad (now CSX)
Open to traffic

The Clinchfield Loops - K: Lower Pine Ridge Tunnel (McDowell County, North Carolina)
Built as part of the S & W's Altapass to Marion segment; rehabilitated 1914
Tunnel under Lower Pine Ridge on Clinchfield Railroad (now CSX)
Open to traffic

The Clinchfield Loops - L: Bird Ridge Tunnel (McDowell County, North Carolina)
Built as part of the S & W's Altapass to Marion segment; rehabilitated 1914
Tunnel under Bird Ridge on Clinchfield Railroad (now CSX)
Open to traffic

Vance Tunnel (Mitchell County, North Carolina)
Vance Tunnel is the 37th tunnel on the historic Clinchfield Railroad, linking the Ohio River Valley to the Atlantic coast flatlands
Tunnel under Vance Ridge on Clinchfield Railroad (now CSX)