US Bridges

CR-476 over Withlacoochee River

Fair

Sumter County, Florida · Hernando Co. Line · Structure no. 184019

Built
1951
74 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
210 ft
6 main spans
Daily traffic
4,200
2023 count
Owner
County
County Highway Agency

About this bridge

CR-476 over Withlacoochee River is a steel stringer/multi-beam or girder carrying CR-476 over Withlacoochee River in Sumter 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 5 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 4,200 vehicles a day, roughly 21% of them trucks, projected to reach 7,287 by 2042. The structure is 210 ft (64 m) long and 35 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesCR-476
CrossesWithlacoochee River
LocationHernando Co. Line
RouteCounty Highway 476
CountySumter County
StateFlorida
Coordinates28.64453, -82.25731
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.7 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length210 ft (64 m)
Longest span35 ft (10.7 m)
Deck width35 ft (10.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2023)
Projected traffic7,287 by 2042
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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-476 over Withlacoochee River built?

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

What condition is CR-476 over Withlacoochee River 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 September 2023.

How much traffic does CR-476 over Withlacoochee River carry?

About 4,200 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is CR-476 over Withlacoochee River?

The structure is 210 ft (64 m) long with a longest span of 35 ft (10.7 m) and a deck 35 ft wide.

Who owns CR-476 over Withlacoochee River?

It is owned by the County Highway Agency.