US Bridges

E0450 over Quapaw Creek

Good

Osage County, Oklahoma · 3.5SW of Skiatook · Structure no. 289200000000000

Built
2014
11 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
263 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

E0450 over Quapaw Creek is a prestressed concrete stringer/multi-beam or girder carrying E0450 over Quapaw Creek in Osage County, Oklahoma. It was built in 2014, so it is 11 years old, younger 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 100 vehicles a day, projected to reach 160 by 2042. The structure is 263 ft (80.1 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesE0450
CrossesQuapaw Creek
Location3.5SW of Skiatook
RouteCounty Highway 450
Coordinates36.36139, -96.06917
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.5 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length263 ft (80.1 m)
Longest span100 ft (30.5 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$555,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E0450 over Quapaw Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is E0450 over Quapaw 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 February 2024.

How much traffic does E0450 over Quapaw Creek carry?

About 100 vehicles per day (2022 count).

How long is E0450 over Quapaw Creek?

The structure is 263 ft (80.1 m) long with a longest span of 100 ft (30.5 m) and a deck 34 ft wide.

Who owns E0450 over Quapaw Creek?

It is owned by the County Highway Agency.