US Bridges

SW 424th Street over Canal C-110

Good

Miami-Dade County, Florida · 1.85 Miles W of US-1 · Structure no. 874492

Built
1971
54 years old
Condition
Good
inspected May 2024
Type
Slab
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

SW 424th Street over Canal C-110 is a prestressed concrete slab carrying SW 424th Street over Canal C-110 in Miami-Dade County, Florida. It was built in 1971, so it is 54 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10 vehicles a day, projected to reach 12 by 2042. The structure is 50 ft (15.2 m) long and 20 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSW 424th Street
CrossesCanal C-110
Location1.85 Miles W of US-1
RouteCounty Highway 0
StateFlorida
Coordinates25.37458, -80.49306
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic12 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 SW 424th Street over Canal C-110 built?

It was built in 1971, making it 54 years old in 2025.

What condition is SW 424th Street over Canal C-110 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 May 2024.

How much traffic does SW 424th Street over Canal C-110 carry?

About 10 vehicles per day (2024 count).

How long is SW 424th Street over Canal C-110?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 20 ft wide.

Who owns SW 424th Street over Canal C-110?

It is owned by the County Highway Agency.