Structure 21996 · Suffolk County, VA

Armstead Road over Is 664

Carries Armstead Road over Is 664, 0.50 Mi Fr Int RTE 135.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT282 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 6/9 · sets the ratingSubstructure 7/9

282 ft end to end, longest span 85 ft: about 4 semi-trucks nose to tail. Lengths and the semi-truck 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.

Built198838 years old
Length282.2 ft86 m
Daily traffic180counted 2005
Last inspectedJanuary 2023every 24 months

Location

StateVirginia
CountySuffolk
Location0.50 Mi Fr Int RTE 135
CarriesArmstead Road
CrossesIs 664
Coordinates36.89717, -76.42589

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length282.2 ft (86 m)
Max Span85.0 ft (25.9 m)
Deck Width35.8 ft (10.9 m)
Deck Area937.4 sq m
Main Spans3
Year Built1988

Traffic

Avg Daily Traffic180 (2005)
Lanes On Bridge2
Lanes Under Bridge5

Inspection & Ownership

Last InspectionJanuary 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000021996

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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