US Bridges

CR 280 over Chipola River Relief

Good

Jackson County, Florida · 1.1 Miles West of SR 71 · Structure no. 530025

Built
1968
57 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
2 main spans
Daily traffic
725
2023 count
Owner
County
County Highway Agency

About this bridge

CR 280 over Chipola River Relief is a prestressed concrete stringer/multi-beam or girder carrying CR 280 over Chipola River Relief in Jackson County, Florida. It was built in 1968, so it is 57 years old, older than the Florida average of 41.3 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 725 vehicles a day, roughly 3% of them trucks, projected to reach 797 by 2043. The structure is 100 ft (30.5 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCR 280
CrossesChipola River Relief
Location1.1 Miles West of SR 71
RouteCounty Highway 280
StateFlorida
Coordinates30.71909, -85.20257
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 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 evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span50 ft (15.2 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic725 (2023)
Projected traffic797 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 280 over Chipola River Relief built?

It was built in 1968, making it 57 years old in 2025.

What condition is CR 280 over Chipola River Relief 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 CR 280 over Chipola River Relief carry?

About 725 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is CR 280 over Chipola River Relief?

The structure is 100 ft (30.5 m) long with a longest span of 50 ft (15.2 m) and a deck 33 ft wide.

Who owns CR 280 over Chipola River Relief?

It is owned by the County Highway Agency.