US Bridges

SB I-95 (sr 9) over SR-76

Fair

Martin County, Florida · 0.93MI S/O ST Lucie River · Structure no. 890129

Built
1987
38 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
209 ft
3 main spans
Daily traffic
41,500
2023 count
Owner
State
State Highway Agency

About this bridge

SB I-95 (sr 9) over SR-76 is a prestressed concrete stringer/multi-beam or girder carrying SB I-95 (sr 9) over SR-76 in Martin County, Florida. It was built in 1987, so it is 38 years old, younger 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 41,500 vehicles a day, roughly 24% of them trucks, projected to reach 72,003 by 2045. The structure is 209 ft (63.6 m) long and 67 ft wide.

Location

Open in Google Maps
CarriesSB I-95 (sr 9)
CrossesSR-76
Location0.93MI S/O ST Lucie River
RouteInterstate 95
CountyMartin County
StateFlorida
Coordinates27.10886, -80.26088
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating52.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length209 ft (63.6 m)
Longest span141 ft (42.9 m)
Deck width67 ft (20.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,500 (2023)
Projected traffic72,003 by 2045
Trucks24%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 (sr 9) over SR-76 built?

It was built in 1987, making it 38 years old in 2025.

What condition is SB I-95 (sr 9) over SR-76 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 February 2025.

How much traffic does SB I-95 (sr 9) over SR-76 carry?

About 41,500 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is SB I-95 (sr 9) over SR-76?

The structure is 209 ft (63.6 m) long with a longest span of 141 ft (42.9 m) and a deck 67 ft wide.

Who owns SB I-95 (sr 9) over SR-76?

It is owned by the State Highway Agency.