US Bridges

N2400 over Sand Creek

Fair

Woods County, Oklahoma · 4W 13.8S of JCT 64/281 · Structure no. 060720000000000

Built
1938
87 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete Continuous
Length
38 ft
2 main spans
Daily traffic
24
2022 count
Owner
County
County Highway Agency

About this bridge

N2400 over Sand Creek is a concrete continuous slab carrying N2400 over Sand Creek in Woods County, Oklahoma. It was built in 1938, so it is 87 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.

It carries about 24 vehicles a day, roughly 10% of them trucks, projected to reach 38 by 2042. The structure is 38 ft (11.6 m) long and 21 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN2400
CrossesSand Creek
Location4W 13.8S of JCT 64/281
RouteCounty Highway N2400
Coordinates36.61202, -98.73822
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span19 ft (5.9 m)
Deck width21 ft (6.3 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (2022)
Projected traffic38 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$303,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2400 over Sand Creek built?

It was built in 1938, making it 87 years old in 2025.

What condition is N2400 over Sand 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 February 2024.

How much traffic does N2400 over Sand Creek carry?

About 24 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2400 over Sand Creek?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.9 m) and a deck 21 ft wide.

Who owns N2400 over Sand Creek?

It is owned by the County Highway Agency.