US Bridges

U.S. 281 Spur over I-40 under

Fair

Canadian County, Oklahoma · 4.1 Mi. E Caddo C/L · Structure no. 153550000000000

Built
1961
64 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
172 ft
4 main spans
Daily traffic
7,200
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 281 Spur over I-40 under is a concrete continuous slab carrying U.S. 281 Spur over I-40 under in Canadian County, Oklahoma. It was built in 1961, so it is 64 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 7,200 vehicles a day, roughly 16% of them trucks, projected to reach 11,520 by 2042. The structure is 172 ft (52.4 m) long and 33 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesU.S. 281 Spur
CrossesI-40 under
Location4.1 Mi. E Caddo C/L
RouteU.S. Route 281
CountyCanadian County
StateOklahoma
Coordinates35.53302, -98.23803
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span55 ft (16.8 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,200 (2022)
Projected traffic11,520 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.9 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was U.S. 281 Spur over I-40 under built?

It was built in 1961, making it 64 years old in 2025.

What condition is U.S. 281 Spur over I-40 under 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 November 2024.

How much traffic does U.S. 281 Spur over I-40 under carry?

About 7,200 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is U.S. 281 Spur over I-40 under?

The structure is 172 ft (52.4 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns U.S. 281 Spur over I-40 under?

It is owned by the State Highway Agency.