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Interstate 79 SB over WV Route 20

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

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

Interstate 79 SB over WV Route 20 in Harrison 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 deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1973, making it 52 years old at the 2025 inventory.
It carries about 16,850 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 112 of the 256 inventoried bridges in Harrison County rated fair (43.8%); 64 (25.0%) 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 191 ft
Location	2.41 Mi South Wv Rte 58 F
NBI structure number	00000000017A252
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Interstate 79 over Hrr Co 50/16 50/25 & RR	2004	57,700	Good
US Route 50 over Elk Creek City Streets	1955	47,600	Fair
Interstate 79 over Simpson Creek/private dr	2004	40,600	Good
US Route 50 over West Fork River	1958	36,000	Fair
I-79 NB and SB over Harr. Co. Rt. 20/17	1970	33,700	Good
US Route 50 over Wv 20 & Wv 20 Conn.	1977	31,100	Fair