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I-79 Sbl over Wv 36

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

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

I-79 Sbl over Wv 36 in Roane County, West Virginia, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1972, making it 53 years old at the 2025 inventory.
It carries about 4,900 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 46 of the 131 inventoried bridges in Roane County rated fair (35.1%); 26 (19.8%) 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	Continuous steel stringer or multi-beam girder
Length	about 304 ft
Location	8.570MI. N. CR. 29
NBI structure number	00000000044A138
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-79 North over Cookman Fork of Sandy Ck	1972	7,000	Poor
US 33 over Tanner Run	1959	6,100	Good
US 33 over Spring Creek	2023	6,100	Good
I-79 Nbl over CR 29	1972	5,800	Fair
I-79 Nbl over Co 29	1972	5,800	Fair
I-79 Nbl over C.R.29 Big Sandy Creek	1972	5,800	Fair