US Bridges

S.H. 37 over Bokchito Creek

Fair

McCurtain County, Oklahoma · 9.4 N-E Tx S/L · Structure no. 133170000000000

Built
1955
70 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
2,100
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 37 over Bokchito Creek is a concrete culvert carrying S.H. 37 over Bokchito Creek in McCurtain County, Oklahoma. It was built in 1955, so it is 70 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 6 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 2,100 vehicles a day, roughly 15% of them trucks, projected to reach 3,360 by 2042. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesS.H. 37
CrossesBokchito Creek
Location9.4 N-E Tx S/L
RouteState Highway 37
CountyMcCurtain County
StateOklahoma
Coordinates33.89562, -94.90646
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.3 US tons
Inventory rating37.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2022)
Projected traffic3,360 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 37 over Bokchito Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is S.H. 37 over Bokchito 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 July 2023.

How much traffic does S.H. 37 over Bokchito Creek carry?

About 2,100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 37 over Bokchito Creek?

The structure is 27 ft (8.1 m) long with a longest span of 11 ft (3.5 m).

Who owns S.H. 37 over Bokchito Creek?

It is owned by the State Highway Agency.