US Bridges

U.S. 1 SB over Snake CR Canal

Good

Miami-Dade County, Florida · .3M N of N.E. 163 St. · Structure no. 870746

Built
1998
27 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
177 ft
3 main spans
Daily traffic
31,000
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 1 SB over Snake CR Canal is a prestressed concrete stringer/multi-beam or girder carrying U.S. 1 SB over Snake CR Canal in Miami-Dade County, Florida. It was built in 1998, so it is 27 years old, younger 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 31,000 vehicles a day, roughly 2% of them trucks, projected to reach 53,785 by 2044. The structure is 177 ft (54 m) long and 64 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesU.S. 1 SB
CrossesSnake CR Canal
Location.3M N of N.E. 163 St.
RouteU.S. Route U.S.1
StateFlorida
Coordinates25.929, -80.15304
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.8 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length177 ft (54 m)
Longest span59 ft (18 m)
Deck width64 ft (19.4 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,000 (2022)
Projected traffic53,785 by 2044
Trucks2%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 U.S. 1 SB over Snake CR Canal built?

It was built in 1998, making it 27 years old in 2025.

What condition is U.S. 1 SB over Snake CR Canal 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 February 2025.

How much traffic does U.S. 1 SB over Snake CR Canal carry?

About 31,000 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is U.S. 1 SB over Snake CR Canal?

The structure is 177 ft (54 m) long with a longest span of 59 ft (18 m) and a deck 64 ft wide.

Who owns U.S. 1 SB over Snake CR Canal?

It is owned by the State Highway Agency.