I-495 over Potomac River

Fair Condition63 years old214,940 vehicles/day

Location

StateVirginia
CountyFairfax
Location1.25 Fr193va&2.14 To190md
CarriesI-495
CrossesPotomac River
Coordinates38.96728, -77.17969

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure5 (Fair)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignGirder and Floorbeam
Total Length1442.9 ft (439.8 m)
Max Span279.9 ft (85.3 m)
Deck Width137.5 ft (41.9 m)
Deck Area18427.6 sq m
Main Spans8
Year Built1963 (reconstructed 1986)

Traffic

Avg Daily Traffic214,940 (2022)
Truck Traffic1%
Lanes On Bridge10

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerOther State Agencies
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000006634

Nearby Bridges