US Bridges

N4547 over Creek

GoodPosted for load

Cherokee County, Oklahoma · 3.2 E & .8 N of Tahlequah · Structure no. 229590000000000

Built
1992
33 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
300
2022 count
Owner
County
County Highway Agency

About this bridge

N4547 over Creek is a concrete culvert carrying N4547 over Creek in Cherokee County, Oklahoma. It was built in 1992, so it is 33 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. Its operating status is: posted for load restriction.

It carries about 300 vehicles a day, roughly 10% of them trucks, projected to reach 480 by 2042. The structure is 25 ft (7.6 m) long and 36 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesN4547
CrossesCreek
Location3.2 E & .8 N of Tahlequah
RouteCounty Highway N4547
Coordinates35.94277, -94.91052
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.5 US tons
Inventory rating30.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width36 ft (11 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic480 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 N4547 over Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is N4547 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 July 2024.

How much traffic does N4547 over Creek carry?

About 300 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4547 over Creek?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 36 ft wide.

Who owns N4547 over Creek?

It is owned by the County Highway Agency.