Structure 54A155 · Wood County, WV

I-77 Nbl & Sbl over Big Run

Carries I-77 Nbl & Sbl over Big Run, 1.66 Mi. N. Of Wv. 2.

Overall conditionFair

Set by its lowest-rated component: Culvert at 5 of 9.

How ratings work
Culvertsets the rating5/9 · Fair
Channelnot part of overall4/9 · Poor
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT52 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 5/9

A culvert 52 ft across with 3 openings. 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, so those are drawn as typical for a culvert.

Built196561 years old
Length51.8 ft15.8 m
Daily traffic20,200counted 2019
Last inspectedFebruary 2023every 24 months

Location

StateWest Virginia
CountyWood
Location1.66 Mi. N. Of Wv. 2
CarriesI-77 Nbl & Sbl
CrossesBig Run
Coordinates39.33414, -81.46243

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length51.8 ft (15.8 m)
Max Span16.1 ft (4.9 m)
Deck Area538.8 sq m
Main Spans3
Year Built1965

Traffic

Avg Daily Traffic20,200 (2019)
Truck Traffic19%
Lanes On Bridge4

Inspection & Ownership

Last InspectionFebruary 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number00000000054A155

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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