US Bridges

SR 90 over N/A

Good

Miami-Dade County, Florida · 6.8 Mi. W of SW 177 Ave · Structure no. 871182

Built
2018
7 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
4,650 ft
34 main spans
Daily traffic
5,900
2022 count
Owner
State
State Highway Agency

About this bridge

SR 90 over N/A is a prestressed concrete stringer/multi-beam or girder carrying SR 90 over N/A in Miami-Dade County, Florida. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,900 vehicles a day, roughly 12% of them trucks, projected to reach 10,236 by 2044. The structure is 4,650 ft (1,417.3 m) long and 47 ft wide.

CarriesSR 90
CrossesN/A
Location6.8 Mi. W of SW 177 Ave
RouteU.S. Route 41
StateFlorida
Coordinates25.76083, -80.59167
Functional classRural Principal Arterial - Other

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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.4 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans34
Design loadHL 93
Structure length4,650 ft (1,417.3 m)
Longest span140 ft (42.7 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,900 (2022)
Projected traffic10,236 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 SR 90 over N/A built?

It was built in 2018, making it 7 years old in 2025.

What condition is SR 90 over N/A 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 SR 90 over N/A carry?

About 5,900 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is SR 90 over N/A?

The structure is 4,650 ft (1,417.3 m) long with a longest span of 140 ft (42.7 m) and a deck 47 ft wide.

Who owns SR 90 over N/A?

It is owned by the State Highway Agency.