US Bridges

1306C over Creek

Fair

Cimarron County, Oklahoma · 3.5W of 1360C · Structure no. 184300000000000

Built
1973
52 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
46 ft
5 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

1306C over Creek is a concrete culvert carrying 1306C over Creek in Cimarron County, Oklahoma. It was built in 1973, so it is 52 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.

It carries about 50 vehicles a day, roughly 15% of them trucks, projected to reach 80 by 2042. The structure is 46 ft (13.9 m) long and 32 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
Carries1306C
CrossesCreek
Location3.5W of 1360C
RouteCounty Highway 1306C
CountyCimarron County
StateOklahoma
Coordinates36.89267, -102.30885
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no 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 rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length46 ft (13.9 m)
Longest span8 ft (2.4 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 1306C over Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is 1306C 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 October 2023.

How much traffic does 1306C over Creek carry?

About 50 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 1306C over Creek?

The structure is 46 ft (13.9 m) long with a longest span of 8 ft (2.4 m) and a deck 32 ft wide.

Who owns 1306C over Creek?

It is owned by the County Highway Agency.