US Bridges

SR 112 WB over NW 22nd Avenue

Fair

Miami-Dade County, Florida · 1.5 Miles W of I-95 · Structure no. 870120

Built
1960
65 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
172 ft
3 main spans
Daily traffic
46,250
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 112 WB over NW 22nd Avenue is a prestressed concrete stringer/multi-beam or girder carrying SR 112 WB over NW 22nd Avenue in Miami-Dade County, Florida. It was built in 1960, so it is 65 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 46,250 vehicles a day, roughly 4% of them trucks, projected to reach 80,244 by 2042. The structure is 172 ft (52.4 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR 112 WB
CrossesNW 22nd Avenue
Location1.5 Miles W of I-95
RouteState Highway 112
CountyMiami-Dade County
StateFlorida
Coordinates25.81219, -80.23217
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.4 US tons
Inventory rating33.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span90 ft (27.4 m)
Deck width47 ft (14.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,250 (2024)
Projected traffic80,244 by 2042
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 SR 112 WB over NW 22nd Avenue built?

It was built in 1960, making it 65 years old in 2025.

What condition is SR 112 WB over NW 22nd Avenue 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 SR 112 WB over NW 22nd Avenue carry?

About 46,250 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is SR 112 WB over NW 22nd Avenue?

The structure is 172 ft (52.4 m) long with a longest span of 90 ft (27.4 m) and a deck 47 ft wide.

Who owns SR 112 WB over NW 22nd Avenue?

It is owned by the State Toll Authority.