US Bridges

SW 248th Street over Levee L-31E Barrow Canal

Fair

Miami-Dade County, Florida · 1/4 Mile E/O SW 97th Ave · Structure no. 874478

Built
1967
58 years old
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
4
2024 count
Owner
County
County Highway Agency

About this bridge

SW 248th Street over Levee L-31E Barrow Canal is a prestressed concrete slab carrying SW 248th Street over Levee L-31E Barrow Canal in Miami-Dade County, Florida. It was built in 1967, 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 4 vehicles a day, roughly 50% of them trucks, projected to reach 8 by 2042. The structure is 45 ft (13.7 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSW 248th Street
CrossesLevee L-31E Barrow Canal
Location1/4 Mile E/O SW 97th Ave
RouteCounty Highway 0
StateFlorida
Coordinates25.53714, -80.34375
Functional classRural Major 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
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.4 US tons
Inventory rating38.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span45 ft (13.7 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4 (2024)
Projected traffic8 by 2042
Trucks50%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 248th Street over Levee L-31E Barrow Canal built?

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

What condition is SW 248th Street over Levee L-31E Barrow 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 October 2024.

How much traffic does SW 248th Street over Levee L-31E Barrow Canal carry?

About 4 vehicles per day (2024 count), of which roughly 50% are trucks.

How long is SW 248th Street over Levee L-31E Barrow Canal?

The structure is 45 ft (13.7 m) long with a longest span of 45 ft (13.7 m) and a deck 20 ft wide.

Who owns SW 248th Street over Levee L-31E Barrow Canal?

It is owned by the County Highway Agency.