Structure 4202139 · Knox County, OH

SR 514 over Mohican River

Carries SR 514 over Mohican River, 1.4 M S Of Holmes Co Line.

Overall conditionGood

Set by its lowest-rated component: Superstructure and Substructure at 8 of 9.

How ratings work
Deck9/9 · Excellent
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT400 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 9/9Superstructure 8/9 · sets the ratingSubstructure 8/9 · sets the rating

400 ft end to end, longest span 110 ft: about 6 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.

Built1972rebuilt 2018
Length399.9 ft121.9 m
Daily traffic836counted 2015
Last inspectedOctober 2024every 24 months

Location

StateOhio
CountyKnox
Location1.4 M S Of Holmes Co Line
CarriesSR 514
CrossesMohican River
Coordinates40.52240, -82.19680

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length399.9 ft (121.9 m)
Max Span109.9 ft (33.5 m)
Deck Width36.1 ft (11 m)
Deck Area1340.9 sq m
Main Spans4
Year Built1972 (reconstructed 2018)

Traffic

Avg Daily Traffic836 (2015)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number4202139

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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