US Bridges

FAU 4340 (20 St) over Okmulgee Creek

FairPosted for load

Okmulgee County, Oklahoma · .6W of US75 · Structure no. 053360000000000

Built
1937
88 years old, rebuilt 1976
Condition
Fair
inspected August 2023
Type
Culvert
Steel
Length
36 ft
1 main span
Daily traffic
1,500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 4340 (20 St) over Okmulgee Creek is a steel culvert carrying FAU 4340 (20 St) over Okmulgee Creek in Okmulgee County, Oklahoma. It was built in 1937 and reconstructed in 1976, so it is 88 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 1,500 vehicles a day, roughly 5% of them trucks, projected to reach 2,400 by 2042. The structure is 36 ft (11 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesFAU 4340 (20 St)
CrossesOkmulgee Creek
Location.6W of US75
RouteCity Street 4340
CountyOkmulgee County
StateOklahoma
Coordinates35.60997, -95.97182
Functional classUrban Minor Arterial

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating23 US tons
Inventory rating0 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length36 ft (11 m)
Longest span36 ft (11 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2022)
Projected traffic2,400 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 4340 (20 St) over Okmulgee Creek built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1976.

What condition is FAU 4340 (20 St) over Okmulgee 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 2023.

How much traffic does FAU 4340 (20 St) over Okmulgee Creek carry?

About 1,500 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is FAU 4340 (20 St) over Okmulgee Creek?

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

Who owns FAU 4340 (20 St) over Okmulgee Creek?

It is owned by the City or Municipal Highway Agency.