US Bridges

N2930 over Skeleton Creek

FairPosted for load

Garfield County, Oklahoma · 6.4W 2.2N of Douglas · Structure no. 158460000000000

Built
1963
62 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
264 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

N2930 over Skeleton Creek is a steel continuous stringer/multi-beam or girder carrying N2930 over Skeleton Creek in Garfield 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 264 ft (80.5 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesN2930
CrossesSkeleton Creek
Location6.4W 2.2N of Douglas
RouteCounty Highway N2930
CountyGarfield County
StateOklahoma
Coordinates36.29189, -97.78294
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
Deck7 GoodSome minor problems.
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 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating20 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length264 ft (80.5 m)
Longest span101 ft (30.8 m)
Deck width31 ft (9.4 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$832,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2930 over Skeleton Creek built?

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

What condition is N2930 over Skeleton 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 N2930 over Skeleton Creek carry?

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

How long is N2930 over Skeleton Creek?

The structure is 264 ft (80.5 m) long with a longest span of 101 ft (30.8 m) and a deck 31 ft wide.

Who owns N2930 over Skeleton Creek?

It is owned by the County Highway Agency.