US Bridges

N3060 over Creek

FairPosted for load

Logan County, Oklahoma · 2E 6.2S of SH74/SH33 · Structure no. 097380000000000

Built
1941
84 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete
Length
47 ft
4 main spans
Daily traffic
400
2022 count
Owner
County
County Highway Agency

About this bridge

N3060 over Creek is a concrete slab carrying N3060 over Creek in Logan County, Oklahoma. It was built in 1941, so it is 84 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 5 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 400 vehicles a day, roughly 15% of them trucks, projected to reach 640 by 2042. The structure is 47 ft (14.3 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesN3060
CrossesCreek
Location2E 6.2S of SH74/SH33
RouteCounty Highway N3060
CountyLogan County
StateOklahoma
Coordinates35.77934, -97.54956
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23 US tons
Inventory rating14 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 10
Structure length47 ft (14.3 m)
Longest span12 ft (3.7 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2022)
Projected traffic640 by 2042
Trucks15%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$339,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3060 over Creek built?

It was built in 1941, making it 84 years old in 2025.

What condition is N3060 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 July 2024.

How much traffic does N3060 over Creek carry?

About 400 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N3060 over Creek?

The structure is 47 ft (14.3 m) long with a longest span of 12 ft (3.7 m) and a deck 26 ft wide.

Who owns N3060 over Creek?

It is owned by the County Highway Agency.