US Bridges

S.H. 20 over Creek

Good

Tulsa County, Oklahoma · 1.3 MI E JCT SH 11 · Structure no. 005950000000000

Built
1918
107 years old, rebuilt 1996
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
11,700
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 20 over Creek is a concrete culvert carrying S.H. 20 over Creek in Tulsa County, Oklahoma. It was built in 1918 and reconstructed in 1996, so it is 107 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,700 vehicles a day, roughly 16% of them trucks, projected to reach 18,720 by 2042. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 31.7 mi (51 km).

Location

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CarriesS.H. 20
CrossesCreek
Location1.3 MI E JCT SH 11
RouteState Highway 20
CountyTulsa County
StateOklahoma
Coordinates36.36554, -95.96819
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,700 (2022)
Projected traffic18,720 by 2042
Trucks16%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 20 over Creek built?

It was built in 1918, making it 107 years old in 2025. It was reconstructed in 1996.

What condition is S.H. 20 over Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does S.H. 20 over Creek carry?

About 11,700 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 20 over Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m).

Who owns S.H. 20 over Creek?

It is owned by the State Highway Agency.