US Bridges

N3090 over Finn Creek

Good

McClain County, Oklahoma · 3.4 MI S Woody Chapel · Structure no. 309660000000000

Built
2016
9 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
105 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

N3090 over Finn Creek is a prestressed concrete stringer/multi-beam or girder carrying N3090 over Finn Creek in McClain County, Oklahoma. It was built in 2016, so it is 9 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 7 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 105 ft (32 m) long and 28 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesN3090
CrossesFinn Creek
Location3.4 MI S Woody Chapel
RouteCounty Highway N3090
Coordinates34.96485, -97.49444
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.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating33 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length105 ft (32 m)
Longest span96 ft (29.3 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck0 ft (0 m)

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 N3090 over Finn Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is N3090 over Finn 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 May 2023.

How much traffic does N3090 over Finn Creek carry?

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

How long is N3090 over Finn Creek?

The structure is 105 ft (32 m) long with a longest span of 96 ft (29.3 m) and a deck 28 ft wide.

Who owns N3090 over Finn Creek?

It is owned by the County Highway Agency.