US Bridges

CR 3280 over Black Creek

FairPosted for load

Walton County, Florida · 0.6MI S of Black Creek · Structure no. 600022

Built
1958
67 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
240 ft
12 main spans
Daily traffic
2,800
2021 count
Owner
County
County Highway Agency

About this bridge

CR 3280 over Black Creek is a concrete slab carrying CR 3280 over Black Creek in Walton County, Florida. It was built in 1958, so it is 67 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. Its operating status is: posted for load restriction.

It carries about 2,800 vehicles a day, roughly 17% of them trucks, projected to reach 4,858 by 2042. The structure is 240 ft (73.1 m) long and 26 ft wide.

CarriesCR 3280
CrossesBlack Creek
Location0.6MI S of Black Creek
RouteCounty Highway 3280
StateFlorida
Coordinates30.45119, -86.06833
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.5 US tons
Inventory rating24.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans12
Design loadHS 20
Structure length240 ft (73.1 m)
Longest span20 ft (6.2 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2021)
Projected traffic4,858 by 2042
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 3280 over Black Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is CR 3280 over Black 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 March 2024.

How much traffic does CR 3280 over Black Creek carry?

About 2,800 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is CR 3280 over Black Creek?

The structure is 240 ft (73.1 m) long with a longest span of 20 ft (6.2 m) and a deck 26 ft wide.

Who owns CR 3280 over Black Creek?

It is owned by the County Highway Agency.