US Bridges

SR-A1A (17th St) over Mercedes River

Fair

Broward County, Florida · 1.5 Mile East of US-1 · Structure no. 860035

Built
1956
69 years old, rebuilt 1982
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
165 ft
5 main spans
Daily traffic
33,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR-A1A (17th St) over Mercedes River is a concrete tee beam carrying SR-A1A (17th St) over Mercedes River in Broward County, Florida. It was built in 1956 and reconstructed in 1982, so it is 69 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 33,500 vehicles a day, roughly 4% of them trucks, projected to reach 58,122 by 2044. The structure is 165 ft (50.3 m) long and 73 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesSR-A1A (17th St)
CrossesMercedes River
Location1.5 Mile East of US-1
RouteState Highway 0A1A
CountyBroward County
StateFlorida
Coordinates26.10081, -80.11211
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length165 ft (50.3 m)
Longest span33 ft (10.1 m)
Deck width73 ft (22.4 m)
Roadway width59 ft (18 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,500 (2022)
Projected traffic58,122 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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 SR-A1A (17th St) over Mercedes River built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1982.

What condition is SR-A1A (17th St) over Mercedes 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 SR-A1A (17th St) over Mercedes River carry?

About 33,500 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is SR-A1A (17th St) over Mercedes River?

The structure is 165 ft (50.3 m) long with a longest span of 33 ft (10.1 m) and a deck 73 ft wide.

Who owns SR-A1A (17th St) over Mercedes River?

It is owned by the State Highway Agency.