Structure 170450000000000 · Oklahoma County, OK

I-40 EB over I-44 Under

Carries I-40 EB over I-44 Under, 5.3 Mi E Canadian Co.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT819 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 6/9

819 ft end to end, longest span 72 ft: about 2.3 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.

Built196759 years old
Length818.9 ft249.6 m
Daily traffic49,400counted 2022
Last inspectedJune 2024every 24 months

Location

StateOklahoma
CountyOklahoma
Location5.3 Mi E Canadian Co
CarriesI-40 EB
CrossesI-44 Under
Coordinates35.45997, -97.57771

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length818.9 ft (249.6 m)
Max Span71.9 ft (21.9 m)
Deck Width40.0 ft (12.2 m)
Deck Area3045.1 sq m
Main Spans7
Year Built1967

Traffic

Avg Daily Traffic49,400 (2022)
Truck Traffic12%
Lanes On Bridge2
Lanes Under Bridge5

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number170450000000000

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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