Structure 180210000000000 · Tulsa County, OK

I-244 over Boulder AVE Under

Carries I-244 over Boulder AVE Under, 5.9 Mi N I-44.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
Superstructure7/9 · Good
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT79 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 5/9 · sets the rating

79 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.

Built197155 years old
Length79.1 ft24.1 m
Daily traffic66,400counted 2022
Last inspectedJune 2023every 24 months

Location

StateOklahoma
CountyTulsa
Location5.9 Mi N I-44
CarriesI-244
CrossesBoulder AVE Under
Coordinates36.16092, -95.99661

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length79.1 ft (24.1 m)
Max Span77.1 ft (23.5 m)
Deck Width139.8 ft (42.6 m)
Deck Area1026.7 sq m
Main Spans1
Year Built1971

Traffic

Avg Daily Traffic66,400 (2022)
Truck Traffic12%
Lanes On Bridge8
Lanes Under Bridge2

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 Number180210000000000

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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