US Bridges

SB I-95 (s.R. 9) over CR-712 Midway Road

Fair

St. Lucie County, Florida · I-95 over Midway Road · Structure no. 940112

Built
1981
44 years old, rebuilt 2017
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
242 ft
4 main spans
Daily traffic
37,133
2023 count
Owner
State
State Highway Agency

About this bridge

SB I-95 (s.R. 9) over CR-712 Midway Road is a prestressed concrete stringer/multi-beam or girder carrying SB I-95 (s.R. 9) over CR-712 Midway Road in St. Lucie County, Florida. It was built in 1981 and reconstructed in 2017, so it is 44 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 6 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 37,133 vehicles a day, roughly 16% of them trucks, projected to reach 64,426 by 2045. The structure is 242 ft (73.9 m) long and 60 ft wide.

CarriesSB I-95 (s.R. 9)
CrossesCR-712 Midway Road
LocationI-95 over Midway Road
RouteInterstate 95
StateFlorida
Coordinates27.37454, -80.41024
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.6 US tons
Inventory rating32 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length242 ft (73.9 m)
Longest span82 ft (25.1 m)
Deck width60 ft (18.3 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,133 (2023)
Projected traffic64,426 by 2045
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SB I-95 (s.R. 9) over CR-712 Midway Road built?

It was built in 1981, making it 44 years old in 2025. It was reconstructed in 2017.

What condition is SB I-95 (s.R. 9) over CR-712 Midway Road 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 November 2024.

How much traffic does SB I-95 (s.R. 9) over CR-712 Midway Road carry?

About 37,133 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is SB I-95 (s.R. 9) over CR-712 Midway Road?

The structure is 242 ft (73.9 m) long with a longest span of 82 ft (25.1 m) and a deck 60 ft wide.

Who owns SB I-95 (s.R. 9) over CR-712 Midway Road?

It is owned by the State Highway Agency.