US Bridges

CR 278 over Unnamed Branch

Good

Washington County, Florida · 0.2MI W of Orange Hill RD · Structure no. 610017

Built
1951
74 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
42 ft
4 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 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 900 vehicles a day, roughly 11% of them trucks, projected to reach 1,562 by 2045. The structure is 42 ft (12.8 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCR 278
CrossesUnnamed Branch
Location0.2MI W of Orange Hill RD
RouteCounty Highway 278
StateFlorida
Coordinates30.65459, -85.49645
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length42 ft (12.8 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 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 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 42 ft (12.8 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.