US Bridges

SR-18 over New River

Fair

Bradford County, Florida · 5.2 Mi. W. of SR-235 · Structure no. 280046

Built
1948
77 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete
Length
390 ft
26 main spans
Daily traffic
900
2022 count
Owner
State
State Highway Agency

About this bridge

SR-18 over New River is a concrete slab carrying SR-18 over New River in Bradford County, Florida. It was built in 1948, so it is 77 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 900 vehicles a day, roughly 7% of them trucks, projected to reach 1,562 by 2042. The structure is 390 ft (118.9 m) long and 28 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSR-18
CrossesNew River
Location5.2 Mi. W. of SR-235
RouteState Highway 18
CountyBradford County
StateFlorida
Coordinates29.92696, -82.41106
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.5 US tons
Inventory rating26.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans26
Design loadH 15
Structure length390 ft (118.9 m)
Longest span15 ft (4.6 m)
Deck width28 ft (8.6 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2022)
Projected traffic1,562 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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-18 over New River built?

It was built in 1948, making it 77 years old in 2025.

What condition is SR-18 over New River 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 November 2023.

How much traffic does SR-18 over New River carry?

About 900 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR-18 over New River?

The structure is 390 ft (118.9 m) long with a longest span of 15 ft (4.6 m) and a deck 28 ft wide.

Who owns SR-18 over New River?

It is owned by the State Highway Agency.