US Bridges

S.H. 325 over Creek

Good

Cimarron County, Oklahoma · 37.6 MI E Okla. S/L · Structure no. 041710000000000

Built
1934
91 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
2,100
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 325 over Creek is a concrete culvert carrying S.H. 325 over Creek in Cimarron County, Oklahoma. It was built in 1934, so it is 91 years old, older 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 2,100 vehicles a day, roughly 15% of them trucks, projected to reach 3,360 by 2042. The structure is 32 ft (9.8 m) long and 91 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS.H. 325
CrossesCreek
Location37.6 MI E Okla. S/L
RouteState Highway 325
Coordinates36.72958, -102.51631
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width91 ft (27.6 m)
Roadway width80 ft (24.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2022)
Projected traffic3,360 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 325 over Creek built?

It was built in 1934, making it 91 years old in 2025.

What condition is S.H. 325 over 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 October 2024.

How much traffic does S.H. 325 over Creek carry?

About 2,100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 325 over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 91 ft wide.

Who owns S.H. 325 over Creek?

It is owned by the State Highway Agency.