I-77 SB over Wv RT 20

Fair Condition47 years old21,800 vehicles/day

Location

StateWest Virginia
CountyMercer
Location1.96 Mi N Of I 460
CarriesI-77 SB
CrossesWv RT 20
Coordinates37.38651, -81.05459

Condition Ratings

Overall ConditionFair
Deck8 (Very Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length170.3 ft (51.9 m)
Max Span70.2 ft (21.4 m)
Deck Width44.6 ft (13.6 m)
Deck Area705.8 sq m
Main Spans1
Year Built1979 (reconstructed 2020)

Traffic

Avg Daily Traffic21,800 (2022)
Truck Traffic23%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection524
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Structure Number00000000028A201

Nearby Bridges