US Bridges

SR-90 (sw 8th St) over N/A

Good

Miami-Dade County, Florida · 8.13 Mi. W of SW 177 Ave · Structure no. 871181

Built
2018
7 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
7,565 ft
56 main spans
Daily traffic
5,900
2022 count
Owner
State
State Highway Agency

About this bridge

SR-90 (sw 8th St) over N/A is a prestressed concrete stringer/multi-beam or girder carrying SR-90 (sw 8th St) 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 7,565 ft (2,305.8 m) long and 47 ft wide.

Location

Open in Google Maps
CarriesSR-90 (sw 8th St)
CrossesN/A
Location8.13 Mi. W of SW 177 Ave
RouteU.S. Route 41
CountyMiami-Dade County
StateFlorida
Coordinates25.76084, -80.6122
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.
Superstructure9 ExcellentNo 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 evaluation9: Superior 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 rating39.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans56
Design loadHL 93
Structure length7,565 ft (2,305.8 m)
Longest span140 ft (42.7 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic5,900 (2022)
Projected traffic10,236 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
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 (sw 8th St) over N/A built?

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

What condition is SR-90 (sw 8th St) 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 (sw 8th St) over N/A carry?

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

How long is SR-90 (sw 8th St) over N/A?

The structure is 7,565 ft (2,305.8 m) long with a longest span of 140 ft (42.7 m) and a deck 47 ft wide.

Who owns SR-90 (sw 8th St) over N/A?

It is owned by the State Highway Agency.