US Bridges

Congress Ave. over Canal L-14

Good

Palm Beach County, Florida · 0.5MI South of 6th Ave S · Structure no. 930163

Built
1963
62 years old, rebuilt 2011
Condition
Good
inspected April 2023
Type
Slab
Prestressed Concrete
Length
102 ft
3 main spans
Daily traffic
16,250
2023 count
Owner
County
County Highway Agency

About this bridge

Congress Ave. over Canal L-14 is a prestressed concrete slab carrying Congress Ave. over Canal L-14 in Palm Beach County, Florida. It was built in 1963 and reconstructed in 2011, so it is 62 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 16,250 vehicles a day, roughly 4% of them trucks, projected to reach 28,194 by 2042. The structure is 102 ft (31.1 m) long and 116 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCongress Ave.
CrossesCanal L-14
Location0.5MI South of 6th Ave S
RouteState Highway 807
StateFlorida
Coordinates26.60259, -80.08953
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 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 alignment8: Equal to present desirable criteria
Operating rating37.4 US tons
Inventory rating29.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length102 ft (31.1 m)
Longest span34 ft (10.4 m)
Deck width116 ft (35.4 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,250 (2023)
Projected traffic28,194 by 2042
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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 Congress Ave. over Canal L-14 built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2011.

What condition is Congress Ave. over Canal L-14 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does Congress Ave. over Canal L-14 carry?

About 16,250 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Congress Ave. over Canal L-14?

The structure is 102 ft (31.1 m) long with a longest span of 34 ft (10.4 m) and a deck 116 ft wide.

Who owns Congress Ave. over Canal L-14?

It is owned by the County Highway Agency.