US Bridges

CR 315C over Kowboy Creek

Fair

Clay County, Florida · 2.7 MI South of SR 21 · Structure no. 714062

Built
1960
65 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
3,600
2024 count
Owner
County
County Highway Agency

About this bridge

CR 315C over Kowboy Creek is a concrete culvert carrying CR 315C over Kowboy Creek in Clay County, Florida. It was built in 1960, so it is 65 years old, older than the Florida average of 41.3 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 3,600 vehicles a day, roughly 2% of them trucks, projected to reach 6,246 by 2046. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 11.8 mi (19 km).

CarriesCR 315C
CrossesKowboy Creek
Location2.7 MI South of SR 21
RouteCounty Highway 315C
StateFlorida
Coordinates29.84427, -81.92014
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating20.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length22 ft (6.8 m)
Longest span8 ft (2.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,600 (2024)
Projected traffic6,246 by 2046
Trucks2%
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 315C over Kowboy Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is CR 315C over Kowboy 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 2024.

How much traffic does CR 315C over Kowboy Creek carry?

About 3,600 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is CR 315C over Kowboy Creek?

The structure is 22 ft (6.8 m) long with a longest span of 8 ft (2.3 m).

Who owns CR 315C over Kowboy Creek?

It is owned by the County Highway Agency.