Structure 3300043P0000000 · Arlington County, VA

Gwmp (sb) over Abandoned Quarry

Carries Gwmp (sb) over Abandoned Quarry, 0.1 Miles South Of Spout.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT102 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

102 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 multi-beam bridge.

Built199333 years old
Length102.4 ft31.2 m
Daily traffic56,300counted 2013
Last inspectedApril 2023every 24 months

Location

StateVirginia
CountyArlington
Location0.1 Miles South Of Spout
CarriesGwmp (sb)
CrossesAbandoned Quarry
Coordinates38.90147, -77.07986

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length102.4 ft (31.2 m)
Max Span98.4 ft (30 m)
Deck Width44.9 ft (13.7 m)
Deck Area427.4 sq m
Main Spans1
Year Built1993

Traffic

Avg Daily Traffic56,300 (2013)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last InspectionApril 2023
Inspection FrequencyEvery 24 months
OwnerNational Park Service
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number3300043P0000000

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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