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North Main Street over M Fork Holston River @

Smyth County, Virginia · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

North Main Street over M Fork Holston River @ in Smyth County, Virginia, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1941 and reconstructed in 1983, making it 84 years old at the 2025 inventory.
It carries about 12,936 vehicles a day (traffic count year 2022).
Its listed owner is a town or township highway agency.
It is one of 151 of the 189 inventoried bridges in Smyth County rated fair (79.9%); 7 (3.7%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Stringer or multi-beam girder
Length	about 94 ft
Location	1.57 M.wcl 1.8 M.ecl
NBI structure number	000000000020613
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Virginia department of transportation.

Bridge	Built	Vehicles/day	Condition
N&sbl Route 0081 over Laurel Spring Branch	1963	33,381	Fair
Interstate 81 over Nbl&sbl over Stream	1963	31,442	Fair
I-81 Nbl & Sbl over Rte 11 Nsrr Mfh River	2021	31,084	Good
Interstate 81 over Staley Creek	1962	30,390	Fair
Interstate 81 over N&sbl O Hutton Branch	1963	29,356	Fair
Route 81 over Nbl&sbl over Stream	1964	27,803	Fair