US Bridges

FAS 3118/ N4430 over Little Sans Bois Trib.

FairPosted for load

Haskell County, Oklahoma · 5N;.5W of Stigler · Structure no. 142180000000000

Built
1939
86 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
300
2022 count
Owner
County
County Highway Agency

About this bridge

FAS 3118/ N4430 over Little Sans Bois Trib. is a concrete continuous slab carrying FAS 3118/ N4430 over Little Sans Bois Trib. in Haskell County, Oklahoma. It was built in 1939, so it is 86 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 300 vehicles a day, roughly 15% of them trucks, projected to reach 480 by 2042. The structure is 27 ft (8.2 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesFAS 3118/ N4430
CrossesLittle Sans Bois Trib.
Location5N;.5W of Stigler
RouteCounty Highway 3118
CountyHaskell County
StateOklahoma
Coordinates35.32823, -95.13246
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
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.9 US tons
Inventory rating16.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length27 ft (8.2 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic480 by 2042
Trucks15%
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$251,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 3118/ N4430 over Little Sans Bois Trib. built?

It was built in 1939, making it 86 years old in 2025.

What condition is FAS 3118/ N4430 over Little Sans Bois Trib. 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 FAS 3118/ N4430 over Little Sans Bois Trib. carry?

About 300 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is FAS 3118/ N4430 over Little Sans Bois Trib.?

The structure is 27 ft (8.2 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns FAS 3118/ N4430 over Little Sans Bois Trib.?

It is owned by the County Highway Agency.