Structure 1200275 · Clark County, OH

Old Mill RD Tr-227 over SR 4

Carries Old Mill RD Tr-227 over SR 4, .58 Mi S Of Jct Usr-40.

Overall conditionGood

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

How ratings work
Decksets the rating8/9 · Very Good
Superstructure9/9 · Excellent
Substructuresets the rating8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT236 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9 · sets the ratingSuperstructure 9/9Substructure 8/9 · sets the rating

236 ft end to end, longest span 72 ft: about 3 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.

Built1958rebuilt 1998
Length235.9 ft71.9 m
Daily traffic553counted 2016
Last inspectedMarch 2023every 24 months

Location

StateOhio
CountyClark
Location.58 Mi S Of Jct Usr-40
CarriesOld Mill RD Tr-227
CrossesSR 4
Coordinates39.92371, -83.87498

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length235.9 ft (71.9 m)
Max Span71.9 ft (21.9 m)
Deck Width37.1 ft (11.3 m)
Deck Area812.5 sq m
Main Spans4
Year Built1958 (reconstructed 1998)

Traffic

Avg Daily Traffic553 (2016)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionMarch 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number1200275

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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