US Bridges

Sraia (south Cswy) over Intracoastal Waterway

Fair

St. Lucie County, Florida · .25 Miles East of US-1 · Structure no. 940094

Built
1974
51 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
3,086 ft
36 main spans
Daily traffic
14,200
2022 count
Owner
State
State Highway Agency

About this bridge

Sraia (south Cswy) over Intracoastal Waterway is a prestressed concrete stringer/multi-beam or girder carrying Sraia (south Cswy) over Intracoastal Waterway in St. Lucie County, Florida. It was built in 1974, so it is 51 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 14,200 vehicles a day, roughly 12% of them trucks, projected to reach 24,637 by 2044. The structure is 3,086 ft (940.6 m) long and 56 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSraia (south Cswy)
CrossesIntracoastal Waterway
Location.25 Miles East of US-1
RouteState Highway 0A1A
CountySt. Lucie County
StateFlorida
Coordinates27.45769, -80.31909
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 alignment6: Equal to present minimum criteria
Operating rating55.7 US tons
Inventory rating49.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans36
Design loadHS 20
Structure length3,086 ft (940.6 m)
Longest span130 ft (39.6 m)
Deck width56 ft (17.2 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,200 (2022)
Projected traffic24,637 by 2044
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Sraia (south Cswy) over Intracoastal Waterway built?

It was built in 1974, making it 51 years old in 2025.

What condition is Sraia (south Cswy) over Intracoastal Waterway 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 January 2025.

How much traffic does Sraia (south Cswy) over Intracoastal Waterway carry?

About 14,200 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Sraia (south Cswy) over Intracoastal Waterway?

The structure is 3,086 ft (940.6 m) long with a longest span of 130 ft (39.6 m) and a deck 56 ft wide.

Who owns Sraia (south Cswy) over Intracoastal Waterway?

It is owned by the State Highway Agency.