Kingsport, Tennessee

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Big Sluice Railroad Bridge (Sullivan County, Tennessee)
Warren through truss with all verticals bridge over Big Sluice/Riverport Road on CSX Railroad
Open to traffic

Clinchfield Holston River Railroad 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

Clinchfield 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

Clinchfield North Fork Holston Railroad 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 Warren deck truss bridge over Holston River, North Fork in Kingsport
Open to rail traffic

Hammond Memorial Bridge (Sullivan County, Tennessee)
Built 1929 to replace an earlier steel truss bridge near the old Pactolus Ferry; later converted to southbound traffic after parallel bridge built in 1969
Three-span open spandrel concrete arch bridge over South Holston River on State Highway 36 (southbound)
Structurally deficient, meets minimum tolerable limits to be left in place as is

Holston River Railroad Bridge (Sullivan County, Tennessee)
Warren through truss with all verticals bridge over Holston River on CSX Railroad
Open to traffic

Holston River South Fork Railroad Bridge (Sullivan County, Tennessee)
Polygonal Warren through truss with all verticals bridge over Holston River, South Fork on CSX Railroad
Open to traffic

Netherland Inn Road Bridge (Sullivan County, Tennessee)
Replaced a steel truss bridge that collapsed into the river in 1937
Warren deck truss bridge over Holston River, North Fork on Netherland Inn Road
Closed to all traffic

Old South Eastman Road River Bridge (Sullivan County, Tennessee)
One of two truss bridges over the Holston River South Fork at Eastman Chemical Company--first longer one sunk in river after overweight 18-wheeler caved it in--county later closed this two-span bridge 8 blocks south
Abandoned 2-span Pratt through truss bridge over Holston River, South Fork Sluice Banch that formerly carried South Eastman Road in Kingsport
Abandoned