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I-79 & Mon Co 46/3 over Mine Track Bed

Monongalia County, West Virginia · rated Good in the 2025 National Bridge Inventory

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

I-79 & Mon Co 46/3 over Mine Track Bed in Monongalia County, West Virginia, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
It was built in 1969, making it 56 years old at the 2025 inventory.
It carries about 36,000 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 75 of the 203 inventoried bridges in Monongalia County rated good (36.9%); 39 (19.2%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings

Component	Rating (2025)	FHWA scale meaning
Culvert	7	Good condition

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

Bridge	Built	Vehicles/day	Condition
Mon Co Rt 19/25 over Scotts Run	1930	600,500	Poor
Interstate 79 over Monongalia Co 45/9	1969	47,600	Good
Interstate 68 over Booths Creek	1970	39,800	Good
Interstate 79 over Monongahela River	1971	38,200	Fair
Interstate 68 over Cobun Creek	1971	33,800	Fair
Interstate 79 over Mon. Co. Rt. 73	1970	32,800	Fair