US Bridges

N4590 over Creek

PoorPosted for load

Cherokee County, Oklahoma · 3.4 N 1. E of Barber · Structure no. 069750000000000

Built
1939
86 years old, rebuilt 2002
Condition
Poor
inspected July 2024
Type
Slab
Concrete
Length
35 ft
2 main spans
Daily traffic
70
2022 count
Owner
County
County Highway Agency

About this bridge

N4590 over Creek is a concrete slab carrying N4590 over Creek in Cherokee County, Oklahoma. It was built in 1939 and reconstructed in 2002, so it is 86 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 70 vehicles a day, roughly 10% of them trucks, projected to reach 112 by 2042. The structure is 35 ft (10.7 m) long and 26 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesN4590
CrossesCreek
Location3.4 N 1. E of Barber
RouteCounty Highway N4590
Coordinates35.80951, -94.84277
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be 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 rating27.8 US tons
Inventory rating16.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span16 ft (4.9 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2022)
Projected traffic112 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$290,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N4590 over Creek built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 2002.

What condition is N4590 over Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does N4590 over Creek carry?

About 70 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4590 over Creek?

The structure is 35 ft (10.7 m) long with a longest span of 16 ft (4.9 m) and a deck 26 ft wide.

Who owns N4590 over Creek?

It is owned by the County Highway Agency.