US Bridges

Flagler to I-95 SB over Flagler & NW 1 ST

Fair

Miami-Dade County, Florida · At Flagler St. · Structure no. 870545

Built
1967
58 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
613 ft
9 main spans
Daily traffic
3,300
2024 count
Owner
State
State Highway Agency

About this bridge

Flagler to I-95 SB over Flagler & NW 1 ST is a prestressed concrete stringer/multi-beam or girder carrying Flagler to I-95 SB over Flagler & NW 1 ST 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 6 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 3,300 vehicles a day, roughly 4% of them trucks, projected to reach 5,726 by 2044. The structure is 613 ft (186.8 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesFlagler to I-95 SB
CrossesFlagler & NW 1 ST
LocationAt Flagler St.
RouteInterstate 95
CountyMiami-Dade County
StateFlorida
Coordinates25.77391, -80.19957
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52.9 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans9
Design loadHL 93
Structure length613 ft (186.8 m)
Longest span87 ft (26.4 m)
Deck width27 ft (8.3 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic3,300 (2024)
Projected traffic5,726 by 2044
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Flagler to I-95 SB over Flagler & NW 1 ST built?

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

What condition is Flagler to I-95 SB over Flagler & NW 1 ST 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 April 2024.

How much traffic does Flagler to I-95 SB over Flagler & NW 1 ST carry?

About 3,300 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Flagler to I-95 SB over Flagler & NW 1 ST?

The structure is 613 ft (186.8 m) long with a longest span of 87 ft (26.4 m) and a deck 27 ft wide.

Who owns Flagler to I-95 SB over Flagler & NW 1 ST?

It is owned by the State Highway Agency.