US Bridges

Prosperity Farms R over C-17 Canal

FairPosted for load

Palm Beach County, Florida · 0.3MI N of N. Lake Blvd. · Structure no. 934116

Built
1958
67 years old, rebuilt 1991
Condition
Fair
inspected March 2024
Type
Slab
Concrete
Length
180 ft
9 main spans
Daily traffic
16,400
2024 count
Owner
County
County Highway Agency

About this bridge

Prosperity Farms R over C-17 Canal is a concrete slab carrying Prosperity Farms R over C-17 Canal in Palm Beach County, Florida. It was built in 1958 and reconstructed in 1991, so it is 67 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. Its operating status is: posted for load restriction.

It carries about 16,400 vehicles a day, roughly 3% of them trucks, projected to reach 28,454 by 2044. The structure is 180 ft (54.9 m) long and 79 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesProsperity Farms R
CrossesC-17 Canal
Location0.3MI N of N. Lake Blvd.
RouteCounty Highway 0
StateFlorida
Coordinates26.81435, -80.07357
Functional classUrban Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span20 ft (6.1 m)
Deck width79 ft (24 m)
Roadway width65 ft (19.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,400 (2024)
Projected traffic28,454 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 Prosperity Farms R over C-17 Canal built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1991.

What condition is Prosperity Farms R over C-17 Canal 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 March 2024.

How much traffic does Prosperity Farms R over C-17 Canal carry?

About 16,400 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Prosperity Farms R over C-17 Canal?

The structure is 180 ft (54.9 m) long with a longest span of 20 ft (6.1 m) and a deck 79 ft wide.

Who owns Prosperity Farms R over C-17 Canal?

It is owned by the County Highway Agency.