Structure 28635 · Fairfax County, VA

I-95 & I-495 over Potomac River

Carries I-95 & I-495 over Potomac River, 0000va Line / 0000md Line.

Overall conditionFair

Set by its lowest-rated component: Deck at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructure7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
6,087 FT OVERALL1,000 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

6,087 ft end to end, longest span 270 ft: about 17 football fields, or 1.2 miles. Lengths are drawn to scale; at this length a semi-truck would be a speck. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a bascule bridge (drawn closed).

Built200620 years old
Length6086.9 ft1855.3 m
Daily traffic60,262counted 2022
Last inspectedJune 2024every 24 months

Location

StateVirginia
CountyFairfax
Location0000va Line / 0000md Line
CarriesI-95 & I-495
CrossesPotomac River
Coordinates38.79293, -77.04636

Physical Characteristics

MaterialSteel
DesignMovable - Bascule
Total Length6086.9 ft (1855.3 m)
Max Span270.0 ft (82.3 m)
Deck Width109.9 ft (33.5 m)
Deck Area62152.6 sq m
Main Spans3
Year Built2006

Traffic

Avg Daily Traffic60,262 (2022)
Lanes On Bridge5

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerOther State Agencies
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000028635

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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