US Bridges

U.S. 70 over Muddy Boggy Creek

Fair

Choctaw County, Oklahoma · 10.78 E Bryan C/L · Structure no. 211270000000000

Built
1985
40 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
652 ft
5 main spans
Daily traffic
2,800
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 70 over Muddy Boggy Creek is a steel continuous stringer/multi-beam or girder carrying U.S. 70 over Muddy Boggy Creek in Choctaw County, Oklahoma. It was built in 1985, so it is 40 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.

It carries about 2,800 vehicles a day, roughly 25% of them trucks, projected to reach 4,480 by 2042. The structure is 652 ft (198.7 m) long and 42 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesU.S. 70
CrossesMuddy Boggy Creek
Location10.78 E Bryan C/L
RouteU.S. Route 70
CountyChoctaw County
StateOklahoma
Coordinates34.0253, -95.75268
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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length652 ft (198.7 m)
Longest span130 ft (39.6 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2022)
Projected traffic4,480 by 2042
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$4.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 70 over Muddy Boggy Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is U.S. 70 over Muddy Boggy 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 U.S. 70 over Muddy Boggy Creek carry?

About 2,800 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is U.S. 70 over Muddy Boggy Creek?

The structure is 652 ft (198.7 m) long with a longest span of 130 ft (39.6 m) and a deck 42 ft wide.

Who owns U.S. 70 over Muddy Boggy Creek?

It is owned by the State Highway Agency.