US Bridges

IRR 5796C over Creek

GoodPosted for load

Osage County, Oklahoma · 1.75SE of JCT HWY 20 & 99 · Structure no. 187960000000000

Built
1975
50 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
400
2022 count
Owner
County
County Highway Agency

About this bridge

IRR 5796C over Creek is a concrete culvert carrying IRR 5796C over Creek in Osage County, Oklahoma. It was built in 1975, so it is 50 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. Its operating status is: posted for load restriction.

It carries about 400 vehicles a day, roughly 15% of them trucks, projected to reach 640 by 2042. The structure is 21 ft (6.4 m) long and 29 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesIRR 5796C
CrossesCreek
Location1.75SE of JCT HWY 20 & 99
RouteCounty Highway 5796C
Coordinates36.39115, -96.37166
Functional classRural Major Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
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 alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2022)
Projected traffic640 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR 5796C over Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is IRR 5796C 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 March 2024.

How much traffic does IRR 5796C over Creek carry?

About 400 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR 5796C over Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 29 ft wide.

Who owns IRR 5796C over Creek?

It is owned by the County Highway Agency.