US Bridges

4028C over Thompson Creek

Poor

Le Flore County, Oklahoma · 3.4 W; 1.0 S Howe · Structure no. 070950000000000

Built
1939
86 years old
Condition
Poor
inspected February 2023
Type
Slab
Concrete
Length
36 ft
3 main spans
Daily traffic
225
2022 count
Owner
County
County Highway Agency

About this bridge

4028C over Thompson Creek is a concrete slab carrying 4028C over Thompson Creek in Le Flore 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 225 vehicles a day, roughly 15% of them trucks, projected to reach 360 by 2042. The structure is 36 ft (11 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries4028C
CrossesThompson Creek
Location3.4 W; 1.0 S Howe
RouteCounty Highway 4028C
Coordinates34.93671, -94.69751
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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 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 typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length36 ft (11 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 traffic225 (2022)
Projected traffic360 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

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$294,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 4028C over Thompson Creek built?

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

What condition is 4028C over Thompson Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2023.

How much traffic does 4028C over Thompson Creek carry?

About 225 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 4028C over Thompson Creek?

The structure is 36 ft (11 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns 4028C over Thompson Creek?

It is owned by the County Highway Agency.