Structure 4305885 · Lake County, OH

SR 306 over E Branch Chagrin River

Carries SR 306 over E Branch Chagrin River, 0.2 Mi N Sr615.

Overall conditionGood

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

How ratings work
Decksets the rating9/9 · Excellent
Superstructuresets the rating9/9 · Excellent
Substructuresets the rating9/9 · Excellent
Channelnot part of overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT86 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 9/9Superstructure 9/9Substructure 9/9

86 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.

Built20233 years old
Length86.0 ft26.2 m
Daily traffic13,757counted 2022
Last inspectedSeptember 2024every 12 months

Location

StateOhio
CountyLake
Location0.2 Mi N Sr615
CarriesSR 306
CrossesE Branch Chagrin River
Coordinates41.63047, -81.36366

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length86.0 ft (26.2 m)
Max Span84.0 ft (25.6 m)
Deck Width51.8 ft (15.8 m)
Deck Area414.0 sq m
Main Spans1
Year Built2023

Traffic

Avg Daily Traffic13,757 (2022)
Truck Traffic8%
Lanes On Bridge3

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical7 — Countermeasures installed
Structure Number4305885

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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