US Bridges

7454C over Coon Creek

Good

Washington County, Oklahoma · 4. N 2.6 N of US 60 · Structure no. 228820000000000

Built
1991
34 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
192 ft
3 main spans
Daily traffic
991
2022 count
Owner
County
County Highway Agency

About this bridge

7454C over Coon Creek is a prestressed concrete stringer/multi-beam or girder carrying 7454C over Coon Creek in Washington County, Oklahoma. It was built in 1991, so it is 34 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 991 vehicles a day, roughly 15% of them trucks, projected to reach 1,586 by 2042. The structure is 192 ft (58.5 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries7454C
CrossesCoon Creek
Location4. N 2.6 N of US 60
RouteCounty Highway 7454C
Coordinates36.80044, -95.89151
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating44.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length192 ft (58.5 m)
Longest span70 ft (21.3 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic991 (2022)
Projected traffic1,586 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$696,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 7454C over Coon Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is 7454C over Coon 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 October 2024.

How much traffic does 7454C over Coon Creek carry?

About 991 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 7454C over Coon Creek?

The structure is 192 ft (58.5 m) long with a longest span of 70 ft (21.3 m) and a deck 28 ft wide.

Who owns 7454C over Coon Creek?

It is owned by the County Highway Agency.