Structure 4829956 · Lucas County, OH

I80 Oh Tpk over Maumee River

Carries I80 Oh Tpk over Maumee River, 3.4mi East Of Exit 59.

Overall conditionFair

Set by its lowest-rated component: Deck at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructure6/9 · Satisfactory
Substructure7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,442 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 7/9

1,442 ft end to end, longest span 145 ft: about 4.0 football fields. 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.

Built1953rebuilt 1997
Length1441.9 ft439.5 m
Daily traffic14,933counted 2015
Last inspectedJune 2024every 12 months

Location

StateOhio
CountyLucas
Location3.4mi East Of Exit 59
CarriesI80 Oh Tpk
CrossesMaumee River
Coordinates41.58161, -83.60865

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length1441.9 ft (439.5 m)
Max Span145.0 ft (44.2 m)
Deck Width126.6 ft (38.6 m)
Deck Area16964.7 sq m
Main Spans11
Year Built1953 (reconstructed 1997)

Traffic

Avg Daily Traffic14,933 (2015)
Truck Traffic14%
Lanes On Bridge6

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 12 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number4829956

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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