Structure 12293 · Montgomery County, VA

Patterson DR 669 over Bottom Creek

Carries Patterson DR 669 over Bottom Creek, 0.16 Roa Co; 0.04 RT 637.

Overall conditionFair

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

How ratings work
Deck8/9 · Very Good
Superstructure8/9 · Very Good
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT31 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 6/9 · sets the rating

31 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 slab bridge.

Built196759 years old
Length30.8 ft9.4 m
Daily traffic40counted 2018
Last inspectedMay 2023every 24 months

Location

StateVirginia
CountyMontgomery
Location0.16 Roa Co; 0.04 RT 637
CarriesPatterson DR 669
CrossesBottom Creek
Coordinates37.13173, -80.18073

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length30.8 ft (9.4 m)
Max Span30.8 ft (9.4 m)
Deck Width23.3 ft (7.1 m)
Deck Area66.7 sq m
Main Spans1
Year Built1967

Traffic

Avg Daily Traffic40 (2018)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last InspectionMay 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000000012293

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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