US Bridges

5648C over Four Mile Creek

FairPosted for load

Okmulgee County, Oklahoma · 2.8 S Sharp · Structure no. 157040000000000

Built
1963
62 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
52 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

5648C over Four Mile Creek is a concrete culvert carrying 5648C over Four Mile Creek in Okmulgee County, Oklahoma. It was built in 1963, so it is 62 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 15% of them trucks, projected to reach 160 by 2042. The structure is 52 ft (15.8 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries5648C
CrossesFour Mile Creek
Location2.8 S Sharp
RouteCounty Highway 5648C
Coordinates35.52197, -96.03462
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating32.7 US tons
Inventory rating19.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length52 ft (15.8 m)
Longest span20 ft (6.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks15%
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 5648C over Four Mile Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is 5648C over Four Mile 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 September 2024.

How much traffic does 5648C over Four Mile Creek carry?

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

How long is 5648C over Four Mile Creek?

The structure is 52 ft (15.8 m) long with a longest span of 20 ft (6.1 m) and a deck 30 ft wide.

Who owns 5648C over Four Mile Creek?

It is owned by the County Highway Agency.