N3890 over Okmulgee Creek

Good

Okmulgee County, Oklahoma · 6E Crk Cl; .7S SH6 · Structure no. 314280000000000

Built: 2019; 6 years old
Condition: Good; inspected September 2024
Type: Culvert; Concrete
Length: 38 ft; 3 main spans
Daily traffic: 100; 2022 count
Owner: County; County Highway Agency

About this bridge

N3890 over Okmulgee Creek is a concrete culvert carrying N3890 over Okmulgee Creek in Okmulgee County, Oklahoma. It was built in 2019, so it is 6 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 38 ft (11.6 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesN3890

CrossesOkmulgee Creek

Location6E Crk Cl; .7S SH6

RouteCounty Highway N3890

CountyOkmulgee County

StateOklahoma

Coordinates35.61218, -96.08625

Functional classRural Local

Condition and inspection

Good

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

Component	Rating	Meaning
Channel and channel protection	9 Excellent	No problems noted.
Culvert	9 Excellent	No problems noted.

Last inspectionSeptember 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations on dry land well above flood water elevations

Structural evaluation7: Better than present minimum criteria

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 rating46 US tons

Inventory rating35.6 US tons

Structure

Structure typeCulvert

MaterialConcrete

DeckConcrete, cast-in-place

Main spans3

Design loadHS 20

Structure length38 ft (11.6 m)

Longest span12 ft (3.7 m)

Deck width42 ft (12.8 m)

Roadway width22 ft (6.7 m)

Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic100 (2022)

Projected traffic160 by 2042

Trucks10%

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 proposedNone recorded

Estimated improvement cost—

NavigationNot applicable (no waterway)

Frequently asked questions

When was N3890 over Okmulgee Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is N3890 over Okmulgee 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 September 2024.

How much traffic does N3890 over Okmulgee Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N3890 over Okmulgee Creek?

The structure is 38 ft (11.6 m) long with a longest span of 12 ft (3.7 m) and a deck 42 ft wide.

Who owns N3890 over Okmulgee Creek?

It is owned by the County Highway Agency.