US Bridges

CR-470 over Henderson Lake

Good

Citrus County, Florida · 1.1MI East of US-41 · Structure no. 024053

Built
2007
18 years old
Condition
Good
inspected January 2025
Type
Slab
Prestressed Concrete
Length
160 ft
5 main spans
Daily traffic
4,200
2025 count
Owner
County
County Highway Agency

About this bridge

CR-470 over Henderson Lake is a prestressed concrete slab carrying CR-470 over Henderson Lake in Citrus County, Florida. It was built in 2007, so it is 18 years old, younger 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 4,200 vehicles a day, roughly 6% of them trucks, projected to reach 7,287 by 2047. The structure is 160 ft (48.8 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR-470
CrossesHenderson Lake
Location1.1MI East of US-41
RouteCounty Highway 470
StateFlorida
Coordinates28.84452, -82.3224
Functional classUrban Collector

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 protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length160 ft (48.8 m)
Longest span40 ft (12.2 m)
Deck width47 ft (14.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic4,200 (2025)
Projected traffic7,287 by 2047
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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-470 over Henderson Lake built?

It was built in 2007, making it 18 years old in 2025.

What condition is CR-470 over Henderson Lake 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 January 2025.

How much traffic does CR-470 over Henderson Lake carry?

About 4,200 vehicles per day (2025 count), of which roughly 6% are trucks.

How long is CR-470 over Henderson Lake?

The structure is 160 ft (48.8 m) long with a longest span of 40 ft (12.2 m) and a deck 47 ft wide.

Who owns CR-470 over Henderson Lake?

It is owned by the County Highway Agency.