US Bridges

NB I-95 (SR-9) over CR 708

Good

Martin County, Florida · 9.3 MI N of SR-706 · Structure no. 890118

Built
1986
39 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
177 ft
3 main spans
Daily traffic
55,750
2023 count
Owner
State
State Highway Agency

About this bridge

NB I-95 (SR-9) over CR 708 is a prestressed concrete stringer/multi-beam or girder carrying NB I-95 (SR-9) over CR 708 in Martin County, Florida. It was built in 1986, so it is 39 years old, younger 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 55,750 vehicles a day, roughly 11% of them trucks, projected to reach 96,727 by 2045. The structure is 177 ft (54 m) long and 59 ft wide.

CarriesNB I-95 (SR-9)
CrossesCR 708
Location9.3 MI N of SR-706
RouteInterstate 95
StateFlorida
Coordinates27.04414, -80.23406
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.9 US tons
Inventory rating43.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length177 ft (54 m)
Longest span113 ft (34.5 m)
Deck width59 ft (17.9 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,750 (2023)
Projected traffic96,727 by 2045
Trucks11%
Lanes on structure3
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 NB I-95 (SR-9) over CR 708 built?

It was built in 1986, making it 39 years old in 2025.

What condition is NB I-95 (SR-9) over CR 708 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 December 2024.

How much traffic does NB I-95 (SR-9) over CR 708 carry?

About 55,750 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is NB I-95 (SR-9) over CR 708?

The structure is 177 ft (54 m) long with a longest span of 113 ft (34.5 m) and a deck 59 ft wide.

Who owns NB I-95 (SR-9) over CR 708?

It is owned by the State Highway Agency.