US Bridges

SR-56 WB over Cabbage Swamp

Good

Pasco County, Florida · 1.5 Miles East of I-75 · Structure no. 140121

Built
2002
23 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
200 ft
2 main spans
Daily traffic
76,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR-56 WB over Cabbage Swamp is a prestressed concrete stringer/multi-beam or girder carrying SR-56 WB over Cabbage Swamp in Pasco County, Florida. It was built in 2002, so it is 23 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 76,000 vehicles a day, roughly 7% of them trucks, projected to reach 114,000 by 2042. The structure is 200 ft (61 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR-56 WB
CrossesCabbage Swamp
Location1.5 Miles East of I-75
RouteState Highway 56
StateFlorida
Coordinates28.18572, -82.36339
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating55 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length200 ft (61 m)
Longest span100 ft (30.5 m)
Deck width59 ft (18 m)
Roadway width50 ft (15.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76,000 (2023)
Projected traffic114,000 by 2042
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR-56 WB over Cabbage Swamp built?

It was built in 2002, making it 23 years old in 2025.

What condition is SR-56 WB over Cabbage Swamp 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 February 2023.

How much traffic does SR-56 WB over Cabbage Swamp carry?

About 76,000 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is SR-56 WB over Cabbage Swamp?

The structure is 200 ft (61 m) long with a longest span of 100 ft (30.5 m) and a deck 59 ft wide.

Who owns SR-56 WB over Cabbage Swamp?

It is owned by the State Highway Agency.