US Bridges

E0594 (161st W) over Shell Creek

FairPosted for load

Osage County, Oklahoma · .6N of U.S. 412 · Structure no. 302050000000000

Built
1940
85 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
150
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

E0594 (161st W) over Shell Creek is a concrete culvert carrying E0594 (161st W) over Shell Creek in Osage County, Oklahoma. It was built in 1940, so it is 85 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. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 32 ft (9.8 m) long and 30 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesE0594 (161st W)
CrossesShell Creek
Location.6N of U.S. 412
RouteCity Street E0594
CountyOsage County
StateOklahoma
Coordinates36.16361, -96.17333
Functional classRural Local

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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating37.1 US tons
Inventory rating22.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width30 ft (9.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was E0594 (161st W) over Shell Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is E0594 (161st W) over Shell 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 September 2023.

How much traffic does E0594 (161st W) over Shell Creek carry?

About 150 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is E0594 (161st W) over Shell Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns E0594 (161st W) over Shell Creek?

It is owned by the City or Municipal Highway Agency and maintained by the County Highway Agency.