US Bridges

SR 794 (yamato Rd) over El Rio Canal (E-4)

Fair

Palm Beach County, Florida · E Congress Ave and W I-95 · Structure no. 930015

Built
1967
58 years old, rebuilt 2004
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
90 ft
3 main spans
Daily traffic
57,000
2025 count
Owner
State
State Highway Agency

About this bridge

SR 794 (yamato Rd) over El Rio Canal (E-4) is a prestressed concrete stringer/multi-beam or girder carrying SR 794 (yamato Rd) over El Rio Canal (E-4) in Palm Beach County, Florida. It was built in 1967 and reconstructed in 2004, so it is 58 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 5 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 57,000 vehicles a day, roughly 8% of them trucks, projected to reach 98,895 by 2045. The structure is 90 ft (27.3 m) long and 132 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 794 (yamato Rd)
CrossesEl Rio Canal (E-4)
LocationE Congress Ave and W I-95
RouteState Highway 794
StateFlorida
Coordinates26.3943, -80.09868
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.3 US tons
Inventory rating33.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length90 ft (27.3 m)
Longest span30 ft (9.1 m)
Deck width132 ft (40.3 m)
Roadway width114 ft (34.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,000 (2025)
Projected traffic98,895 by 2045
Trucks8%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 794 (yamato Rd) over El Rio Canal (E-4) built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2004.

What condition is SR 794 (yamato Rd) over El Rio Canal (E-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 January 2025.

How much traffic does SR 794 (yamato Rd) over El Rio Canal (E-4) carry?

About 57,000 vehicles per day (2025 count), of which roughly 8% are trucks.

How long is SR 794 (yamato Rd) over El Rio Canal (E-4)?

The structure is 90 ft (27.3 m) long with a longest span of 30 ft (9.1 m) and a deck 132 ft wide.

Who owns SR 794 (yamato Rd) over El Rio Canal (E-4)?

It is owned by the State Highway Agency.