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I-77 Southbound over I-77 Ramp H

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

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

I-77 Southbound over I-77 Ramp H in Mercer 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 1967 and reconstructed in 2008, making it 58 years old at the 2025 inventory.
It carries about 10,450 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 127 of the 175 inventoried bridges in Mercer County rated fair (72.6%); 44 (25.1%) 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 246 ft
Location	1.81 Mi N of Wv 112
NBI structure number	00000000028A163
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-77 NB over Brush Creek	1979	40,127	Fair
I-77 SB over Routes 19 and 21	1977	30,659	Fair
I-77 NB over Routes 19 and 21	1977	29,826	Fair
I-77 S over Bluestone Rvr & Co. Rt 3	1954	28,562	Fair
I-77 NB over Mercer Co. Route 7	1977	28,500	Fair
I-77 NB over Mercer County Route 3	1977	28,453	Fair