US Bridges

SR91 SB Tpk 2.514 over Frontage RD

Good

Miami-Dade County, Florida · 0.3M N of NW 199 ST · Structure no. 870707

Built
1988
37 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
5,450
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR91 SB Tpk 2.514 over Frontage RD is a prestressed concrete stringer/multi-beam or girder carrying SR91 SB Tpk 2.514 over Frontage RD in Miami-Dade County, Florida. It was built in 1988, so it is 37 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 5,450 vehicles a day, roughly 10% of them trucks, projected to reach 9,456 by 2044. The structure is 72 ft (21.9 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR91 SB Tpk 2.514
CrossesFrontage RD
Location0.3M N of NW 199 ST
RouteState Highway 91
StateFlorida
Coordinates25.96009, -80.23039
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.3 US tons
Inventory rating35.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length72 ft (21.9 m)
Longest span72 ft (21.9 m)
Deck width42 ft (12.9 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,450 (2022)
Projected traffic9,456 by 2044
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 SR91 SB Tpk 2.514 over Frontage RD built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR91 SB Tpk 2.514 over Frontage RD 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 2024.

How much traffic does SR91 SB Tpk 2.514 over Frontage RD carry?

About 5,450 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is SR91 SB Tpk 2.514 over Frontage RD?

The structure is 72 ft (21.9 m) long with a longest span of 72 ft (21.9 m) and a deck 42 ft wide.

Who owns SR91 SB Tpk 2.514 over Frontage RD?

It is owned by the State Toll Authority.