US Bridges

S.H. 99 over Creek

Fair

Osage County, Oklahoma · 7.5 Mi. N. Jct. US60 · Structure no. 038730000000000

Built
1933
92 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
500
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 99 over Creek is a concrete culvert carrying S.H. 99 over Creek in Osage County, Oklahoma. It was built in 1933, so it is 92 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 500 vehicles a day, roughly 16% of them trucks, projected to reach 800 by 2042. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 34.2 mi (55 km).

Location

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CarriesS.H. 99
CrossesCreek
Location7.5 Mi. N. Jct. US60
RouteState Highway 99
CountyOsage County
StateOklahoma
Coordinates36.8454, -96.24863
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.6 US tons
Inventory rating51.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2022)
Projected traffic800 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.2 mi (55 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. 99 over Creek built?

It was built in 1933, making it 92 years old in 2025.

What condition is S.H. 99 over Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does S.H. 99 over Creek carry?

About 500 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 99 over Creek?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m).

Who owns S.H. 99 over Creek?

It is owned by the State Highway Agency.