US Bridges

Hatton RD N4420 over Little Buffalo Creek

FairPosted for load

Latimer County, Oklahoma · 7.0 W; 1.6 S Talihina · Structure no. 232420000000000

Built
1992
33 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

Hatton RD N4420 over Little Buffalo Creek is a concrete culvert carrying Hatton RD N4420 over Little Buffalo Creek in Latimer County, Oklahoma. It was built in 1992, so it is 33 years old, younger 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 34 ft (10.4 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHatton RD N4420
CrossesLittle Buffalo Creek
Location7.0 W; 1.6 S Talihina
RouteCounty Highway N4420
CountyLatimer County
StateOklahoma
Coordinates34.72936, -95.16518
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 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 statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Hatton RD N4420 over Little Buffalo Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Hatton RD N4420 over Little Buffalo 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 August 2024.

How much traffic does Hatton RD N4420 over Little Buffalo Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Hatton RD N4420 over Little Buffalo Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 24 ft wide.

Who owns Hatton RD N4420 over Little Buffalo Creek?

It is owned by the County Highway Agency.