US Bridges

N4340 RD over Creek

PoorPosted for load

Latimer County, Oklahoma · 0.5 E; 1.6 S Yanush · Structure no. 232370000000000

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

About this bridge

N4340 RD over Creek is a concrete culvert carrying N4340 RD over Creek in Latimer 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 poor condition with a lowest component rating of 3 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2042. The structure is 34 ft (10.4 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesN4340 RD
CrossesCreek
Location0.5 E; 1.6 S Yanush
RouteCounty Highway N4340
Coordinates34.68637, -95.30509
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic40 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N4340 RD over Creek built?

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

What condition is N4340 RD 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 N4340 RD over Creek carry?

About 25 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4340 RD over Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 24 ft wide.

Who owns N4340 RD over Creek?

It is owned by the County Highway Agency.