US Bridges

SR-100 over Sampson Creek

Fair

Bradford County, Florida · 2.4 Mi. E. of US-301 · Structure no. 280940

Built
1955
70 years old, rebuilt 1997
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
6,300
2022 count
Owner
State
State Highway Agency

About this bridge

SR-100 over Sampson Creek is a concrete culvert carrying SR-100 over Sampson Creek in Bradford County, Florida. It was built in 1955 and reconstructed in 1997, so it is 70 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 6,300 vehicles a day, roughly 10% of them trucks, projected to reach 10,930 by 2044. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesSR-100
CrossesSampson Creek
Location2.4 Mi. E. of US-301
RouteState Highway 100
CountyBradford County
StateFlorida
Coordinates29.91138, -82.09293
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
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 rating59.4 US tons
Inventory rating35.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length24 ft (7.3 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 traffic6,300 (2022)
Projected traffic10,930 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

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 SR-100 over Sampson Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1997.

What condition is SR-100 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 March 2024.

How much traffic does SR-100 over Sampson Creek carry?

About 6,300 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is SR-100 over Sampson Creek?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns SR-100 over Sampson Creek?

It is owned by the State Highway Agency.