US Bridges

SR 112 EB on Ramp over SR 948 & Miami River

Good

Miami-Dade County, Florida · On Ramp from NB SR 953 · Structure no. 870025

Built
1961
64 years old, rebuilt 1990
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
545 ft
3 main spans
Daily traffic
58,000
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 112 EB on Ramp over SR 948 & Miami River is a steel continuous stringer/multi-beam or girder carrying SR 112 EB on Ramp over SR 948 & Miami River in Miami-Dade County, Florida. It was built in 1961 and reconstructed in 1990, so it is 64 years old, older 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 58,000 vehicles a day, roughly 4% of them trucks, projected to reach 100,630 by 2042. The structure is 545 ft (166.1 m) long and 46 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 112 EB on Ramp
CrossesSR 948 & Miami River
LocationOn Ramp from NB SR 953
RouteState Highway 112
StateFlorida
Coordinates25.80862, -80.26221
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating74.2 US tons
Inventory rating44.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+3 approach)
Design loadHS 20
Structure length545 ft (166.1 m)
Longest span123 ft (37.5 m)
Deck width46 ft (14.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58,000 (2023)
Projected traffic100,630 by 2042
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 112 EB on Ramp over SR 948 & Miami River built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1990.

What condition is SR 112 EB on Ramp over SR 948 & Miami River 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 March 2023.

How much traffic does SR 112 EB on Ramp over SR 948 & Miami River carry?

About 58,000 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is SR 112 EB on Ramp over SR 948 & Miami River?

The structure is 545 ft (166.1 m) long with a longest span of 123 ft (37.5 m) and a deck 46 ft wide.

Who owns SR 112 EB on Ramp over SR 948 & Miami River?

It is owned by the State Toll Authority.