US Bridges

I-95 NB (SR-9) over US-1 (SR-5)

Good

St. Johns County, Florida · I-95 / US-1 · Structure no. 780035

Built
1965
60 years old, rebuilt 1992
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
211 ft
4 main spans
Daily traffic
38,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-95 NB (SR-9) over US-1 (SR-5) is a prestressed concrete stringer/multi-beam or girder carrying I-95 NB (SR-9) over US-1 (SR-5) in St. Johns County, Florida. It was built in 1965 and reconstructed in 1992, so it is 60 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 38,500 vehicles a day, roughly 23% of them trucks, projected to reach 66,798 by 2044. The structure is 211 ft (64.3 m) long and 59 ft wide.

Location

Open in Google Maps
CarriesI-95 NB (SR-9)
CrossesUS-1 (SR-5)
LocationI-95 / US-1
RouteInterstate 95
CountySt. Johns County
StateFlorida
Coordinates29.6625, -81.2875
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 inspectionMarch 2023
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 rating62.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length211 ft (64.3 m)
Longest span63 ft (19.2 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,500 (2022)
Projected traffic66,798 by 2044
Trucks23%
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 I-95 NB (SR-9) over US-1 (SR-5) built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1992.

What condition is I-95 NB (SR-9) over US-1 (SR-5) 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 I-95 NB (SR-9) over US-1 (SR-5) carry?

About 38,500 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is I-95 NB (SR-9) over US-1 (SR-5)?

The structure is 211 ft (64.3 m) long with a longest span of 63 ft (19.2 m) and a deck 59 ft wide.

Who owns I-95 NB (SR-9) over US-1 (SR-5)?

It is owned by the State Highway Agency.