US Bridges

N2360 over Oak Creek

FairPosted for load

Washita County, Oklahoma · 1.8N 2.W Mountain View · Structure no. 178550000000000

Built
1970
55 years old
Condition
Fair
inspected January 2023
Type
Girder and Floorbeam System
Steel
Length
86 ft
2 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

N2360 over Oak Creek is a steel girder and floorbeam system carrying N2360 over Oak Creek in Washita County, Oklahoma. It was built in 1970, so it is 55 years old, older 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 5 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2042. The structure is 86 ft (26.2 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesN2360
CrossesOak Creek
Location1.8N 2.W Mountain View
RouteCounty Highway N2360
CountyWashita County
StateOklahoma
Coordinates35.12778, -98.77624
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length86 ft (26.2 m)
Longest span62 ft (18.9 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$469,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2360 over Oak Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is N2360 over Oak 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 January 2023.

How much traffic does N2360 over Oak Creek carry?

About 50 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2360 over Oak Creek?

The structure is 86 ft (26.2 m) long with a longest span of 62 ft (18.9 m) and a deck 24 ft wide.

Who owns N2360 over Oak Creek?

It is owned by the County Highway Agency.