Structure 3136639 · Hamilton County, OH

W Eighth Street over Csxt Railroad

Carries W Eighth Street over Csxt Railroad, W Of 8th Street Viaduct.

Overall conditionGood

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

How ratings work
Deck8/9 · Very Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT93 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 7/9 · sets the rating

93 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.

Built200818 years old
Length92.8 ft28.3 m
Daily traffic4,708counted 2015
Last inspectedJuly 2024every 24 months

Location

StateOhio
CountyHamilton
LocationW Of 8th Street Viaduct
CarriesW Eighth Street
CrossesCsxt Railroad
Coordinates39.10469, -84.54548

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length92.8 ft (28.3 m)
Max Span87.9 ft (26.8 m)
Deck Width79.4 ft (24.2 m)
Deck Area684.9 sq m
Main Spans1
Year Built2008

Traffic

Avg Daily Traffic4,708 (2015)
Truck Traffic7%
Lanes On Bridge4

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number3136639

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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