Structure 7004664 · Richland County, OH

Ir 71 over Over Ric-30-1718

Carries Ir 71 over Over Ric-30-1718, 1.25 Miles N Of SR 430.

Overall conditionGood

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

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

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT401 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

401 ft end to end, longest span 124 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.

Built200224 years old
Length401.2 ft122.3 m
Daily traffic21,188counted 2015
Last inspectedJune 2023every 24 months

Location

StateOhio
CountyRichland
Location1.25 Miles N Of SR 430
CarriesIr 71
CrossesOver Ric-30-1718
Coordinates40.78183, -82.41309

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length401.2 ft (122.3 m)
Max Span124.0 ft (37.8 m)
Deck Width83.7 ft (25.5 m)
Deck Area3118.7 sq m
Main Spans4
Year Built2002

Traffic

Avg Daily Traffic21,188 (2015)
Truck Traffic29%
Lanes On Bridge3
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number7004664

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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