US Bridges

NB I-95 (SR-9) over SR-68

Good

St. Lucie County, Florida · 2.2 Mi. N of SR70 · Structure no. 940097

Built
1977
48 years old, rebuilt 2013
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
213 ft
3 main spans
Daily traffic
37,133
2023 count
Owner
State
State Highway Agency

About this bridge

NB I-95 (SR-9) over SR-68 is a steel stringer/multi-beam or girder carrying NB I-95 (SR-9) over SR-68 in St. Lucie County, Florida. It was built in 1977 and reconstructed in 2013, so it is 48 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 37,133 vehicles a day, roughly 16% of them trucks, projected to reach 64,426 by 2045. The structure is 213 ft (64.8 m) long and 100 ft wide.

Location

Open in Google Maps
CarriesNB I-95 (SR-9)
CrossesSR-68
Location2.2 Mi. N of SR70
RouteInterstate 95
CountySt. Lucie County
StateFlorida
Coordinates27.44751, -80.39379
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating38.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length213 ft (64.8 m)
Longest span135 ft (41.2 m)
Deck width100 ft (30.5 m)
Roadway width95 ft (29 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,133 (2023)
Projected traffic64,426 by 2045
Trucks16%
Lanes on structure5
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 NB I-95 (SR-9) over SR-68 built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 2013.

What condition is NB I-95 (SR-9) over SR-68 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 November 2024.

How much traffic does NB I-95 (SR-9) over SR-68 carry?

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

How long is NB I-95 (SR-9) over SR-68?

The structure is 213 ft (64.8 m) long with a longest span of 135 ft (41.2 m) and a deck 100 ft wide.

Who owns NB I-95 (SR-9) over SR-68?

It is owned by the State Highway Agency.