US Bridges

CR 278 over Unnamed Branch

Fair

Washington County, Florida · 0.56 MI West of SR 273 · Structure no. 610016

Built
1951
74 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
900
2023 count
Owner
County
County Highway Agency

About this bridge

CR 278 over Unnamed Branch is a concrete culvert carrying CR 278 over Unnamed Branch in Washington County, Florida. It was built in 1951, so it is 74 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 900 vehicles a day, roughly 11% of them trucks, projected to reach 1,562 by 2045. The structure is 31 ft (9.5 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCR 278
CrossesUnnamed Branch
Location0.56 MI West of SR 273
RouteCounty Highway 278
StateFlorida
Coordinates30.65127, -85.50093
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2023)
Projected traffic1,562 by 2045
Trucks11%
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 278 over Unnamed Branch built?

It was built in 1951, making it 74 years old in 2025.

What condition is CR 278 over Unnamed Branch 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 August 2024.

How much traffic does CR 278 over Unnamed Branch carry?

About 900 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is CR 278 over Unnamed Branch?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m).

Who owns CR 278 over Unnamed Branch?

It is owned by the County Highway Agency.