US Bridges

N2840 over Lou Anna Creek

FairPosted for load

Kingfisher County, Oklahoma · .5W 1.2N of US-81/SH-33 · Structure no. 265920000000000

Built
2001
24 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
45 ft
1 main span
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

N2840 over Lou Anna Creek is a steel stringer/multi-beam or girder carrying N2840 over Lou Anna Creek in Kingfisher County, Oklahoma. It was built in 2001, so it is 24 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 150 vehicles a day, roughly 15% of them trucks, projected to reach 240 by 2042. The structure is 45 ft (13.7 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesN2840
CrossesLou Anna Creek
Location.5W 1.2N of US-81/SH-33
RouteCounty Highway N2840
CountyKingfisher County
StateOklahoma
Coordinates35.87886, -97.94168
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span45 ft (13.7 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic240 by 2042
Trucks15%
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$331,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2840 over Lou Anna Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is N2840 over Lou Anna Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does N2840 over Lou Anna Creek carry?

About 150 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N2840 over Lou Anna Creek?

The structure is 45 ft (13.7 m) long with a longest span of 45 ft (13.7 m) and a deck 29 ft wide.

Who owns N2840 over Lou Anna Creek?

It is owned by the County Highway Agency.