Structure 27174 · Fairfax County, VA

Innovation Ave. over Trib. Of Horsepen Run

Carries Innovation Ave. over Trib. Of Horsepen Run, 01.00fr28/01.00to606.

Overall conditionGood

Set by its lowest-rated component: Superstructure at 7 of 9.

How ratings work
Superstructuresets the rating7/9 · Good
Substructure8/9 · Very Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT33 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 7/9 · sets the ratingSubstructure 8/9

33 ft end to end. Lengths and the car on the deck are drawn to the same scale. 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 deck arch.

Built200224 years old
Length33.1 ft10.1 m
Daily traffic2,627counted 2009
Last inspectedApril 2024every 24 months

Location

StateVirginia
CountyFairfax
Location01.00fr28/01.00to606
CarriesInnovation Ave.
CrossesTrib. Of Horsepen Run
Coordinates38.96376, -77.41658

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length33.1 ft (10.1 m)
Max Span32.2 ft (9.8 m)
Deck Width319.9 ft (97.5 m)
Deck Area984.8 sq m
Main Spans1
Year Built2002

Traffic

Avg Daily Traffic2,627 (2009)
Lanes On Bridge4

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000000027174

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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