US Bridges

N3090 over Creek

FairPosted for load

Grant County, Oklahoma · 3E .3S of SH11/74 JCT · Structure no. 302150000000000

Built
2011
14 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Steel
Length
42 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

N3090 over Creek is a steel box beam or girders - multiple carrying N3090 over Creek in Grant County, Oklahoma. It was built in 2011, so it is 14 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 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2042. The structure is 42 ft (12.7 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN3090
CrossesCreek
Location3E .3S of SH11/74 JCT
RouteCounty Highway N3090
Coordinates36.80838, -97.49804
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46 US tons
Inventory rating27 US tons

Structure

MaterialSteel
DeckSteel plate
Main spans1
Design loadHS 20
Structure length42 ft (12.7 m)
Longest span42 ft (12.7 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2042
Trucks10%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N3090 over Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is N3090 over 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 May 2023.

How much traffic does N3090 over Creek carry?

About 50 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N3090 over Creek?

The structure is 42 ft (12.7 m) long with a longest span of 42 ft (12.7 m) and a deck 20 ft wide.

Who owns N3090 over Creek?

It is owned by the County Highway Agency.