US Bridges

South Bear Island over Canal C-4

Fair

Orange County, Florida · South Service Area · Structure no. 756421

Built
1969
56 years old
Condition
Fair
inspected December 2023
Type
Slab
Prestressed Concrete
Length
80 ft
2 main spans
Daily traffic
5,151
2023 count
Owner
Private
Private (other than railroad)

About this bridge

South Bear Island over Canal C-4 is a prestressed concrete slab carrying South Bear Island over Canal C-4 in Orange County, Florida. It was built in 1969, so it is 56 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 6 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 5,151 vehicles a day, roughly 5% of them trucks, projected to reach 7,001 by 2042. The structure is 80 ft (24.4 m) long and 36 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesSouth Bear Island
CrossesCanal C-4
LocationSouth Service Area
StateFlorida
Coordinates28.38409, -81.59091
Functional classUrban Local

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span40 ft (12.2 m)
Deck width36 ft (11.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,151 (2023)
Projected traffic7,001 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerPrivate (other than railroad)
Maintained byPrivate (other than railroad)
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 South Bear Island over Canal C-4 built?

It was built in 1969, making it 56 years old in 2025.

What condition is South Bear Island over Canal C-4 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 December 2023.

How much traffic does South Bear Island over Canal C-4 carry?

About 5,151 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is South Bear Island over Canal C-4?

The structure is 80 ft (24.4 m) long with a longest span of 40 ft (12.2 m) and a deck 36 ft wide.

Who owns South Bear Island over Canal C-4?

It is owned by the Private (other than railroad).