US Bridges

I-95 (SR-9) over Sampson Creek

Fair

St. Johns County, Florida · 0.2 Mi. S. of CR-210 · Structure no. 780065

Built
1966
59 years old, rebuilt 1991
Condition
Fair
inspected February 2025
Type
Culvert
Concrete
Length
51 ft
4 main spans
Daily traffic
117,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 (SR-9) over Sampson Creek is a concrete culvert carrying I-95 (SR-9) over Sampson Creek in St. Johns County, Florida. It was built in 1966 and reconstructed in 1991, so it is 59 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 117,000 vehicles a day, roughly 13% of them trucks, projected to reach 202,995 by 2045. The structure is 51 ft (15.5 m) long. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesI-95 (SR-9)
CrossesSampson Creek
Location0.2 Mi. S. of CR-210
RouteInterstate 95
CountySt. Johns County
StateFlorida
Coordinates30.06222, -81.49806
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating78.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length51 ft (15.5 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic117,000 (2023)
Projected traffic202,995 by 2045
Trucks13%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-95 (SR-9) over Sampson Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1991.

What condition is I-95 (SR-9) over Sampson Creek 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 I-95 (SR-9) over Sampson Creek carry?

About 117,000 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is I-95 (SR-9) over Sampson Creek?

The structure is 51 ft (15.5 m) long with a longest span of 10 ft (3 m).

Who owns I-95 (SR-9) over Sampson Creek?

It is owned by the State Highway Agency.