US Bridges

S.H. 4 over Mountain Fork Creek

Good

McCurtain County, Oklahoma · 1.4 E JCT US-259 · Structure no. 230580000000000

Built
1992
33 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,085 ft
8 main spans
Daily traffic
950
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 4 over Mountain Fork Creek is a steel continuous stringer/multi-beam or girder carrying S.H. 4 over Mountain Fork Creek in McCurtain 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 950 vehicles a day, roughly 15% of them trucks, projected to reach 1,520 by 2042. The structure is 1,085 ft (330.7 m) long and 34 ft wide. If it were closed, the detour would be 54.7 mi (88 km).

Location

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CarriesS.H. 4
CrossesMountain Fork Creek
Location1.4 E JCT US-259
RouteState Highway 4
CountyMcCurtain County
StateOklahoma
Coordinates34.45959, -94.6335
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length1,085 ft (330.7 m)
Longest span135 ft (41.1 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic950 (2022)
Projected traffic1,520 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed54.7 mi (88 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$6.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 4 over Mountain Fork Creek built?

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

What condition is S.H. 4 over Mountain Fork Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does S.H. 4 over Mountain Fork Creek carry?

About 950 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 4 over Mountain Fork Creek?

The structure is 1,085 ft (330.7 m) long with a longest span of 135 ft (41.1 m) and a deck 34 ft wide.

Who owns S.H. 4 over Mountain Fork Creek?

It is owned by the State Highway Agency.