US Bridges

N2840 over Kingfisher Creek

Good

Kingfisher County, Oklahoma · .5W; .3N of SH-33 / US-81 · Structure no. 293420000000000

Built
2011
14 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
210 ft
1 main span
Daily traffic
250
2022 count
Owner
County
County Highway Agency

About this bridge

N2840 over Kingfisher Creek is a prestressed concrete stringer/multi-beam or girder carrying N2840 over Kingfisher Creek in Kingfisher County, Oklahoma. It was built in 2011, so it is 14 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 250 vehicles a day, roughly 10% of them trucks, projected to reach 400 by 2042. The structure is 210 ft (64 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN2840
CrossesKingfisher Creek
Location.5W; .3N of SH-33 / US-81
RouteCounty Highway N2840
Coordinates35.86583, -97.94167
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length210 ft (64 m)
Longest span70 ft (21.3 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic400 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$555,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2840 over Kingfisher Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is N2840 over Kingfisher 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 June 2024.

How much traffic does N2840 over Kingfisher Creek carry?

About 250 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2840 over Kingfisher Creek?

The structure is 210 ft (64 m) long with a longest span of 70 ft (21.3 m) and a deck 28 ft wide.

Who owns N2840 over Kingfisher Creek?

It is owned by the County Highway Agency.