US Bridges

CR-476B over Unsigned Creek

Good

Sumter County, Florida · 1.2 MI South of CR-476 · Structure no. 184050

Built
1963
62 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
1,800
2023 count
Owner
County
County Highway Agency

About this bridge

CR-476B over Unsigned Creek is a concrete culvert carrying CR-476B over Unsigned Creek in Sumter County, Florida. It was built in 1963, so it is 62 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 1,800 vehicles a day, roughly 21% of them trucks, projected to reach 3,123 by 2042. The structure is 31 ft (9.6 m) long. If it were closed, the detour would be 9.3 mi (15 km).

CarriesCR-476B
CrossesUnsigned Creek
Location1.2 MI South of CR-476
RouteCounty Highway 476B
StateFlorida
Coordinates28.62351, -82.20356
Functional classRural Major 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating36.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length31 ft (9.6 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 traffic1,800 (2023)
Projected traffic3,123 by 2042
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.3 mi (15 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-476B over Unsigned Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is CR-476B over Unsigned Creek 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 September 2023.

How much traffic does CR-476B over Unsigned Creek carry?

About 1,800 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is CR-476B over Unsigned Creek?

The structure is 31 ft (9.6 m) long with a longest span of 10 ft (3 m).

Who owns CR-476B over Unsigned Creek?

It is owned by the County Highway Agency.