US Bridges

US-301 (SR-35) over Withlacoochee River

Fair

Hernando County, Florida · 1.1MI N of CR-575 · Structure no. 080030

Built
1985
40 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
360 ft
5 main spans
Daily traffic
5,400
2025 count
Owner
State
State Highway Agency

About this bridge

US-301 (SR-35) over Withlacoochee River is a prestressed concrete stringer/multi-beam or girder carrying US-301 (SR-35) over Withlacoochee River in Hernando County, Florida. It was built in 1985, so it is 40 years old, younger 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 5,400 vehicles a day, roughly 15% of them trucks, projected to reach 9,369 by 2047. The structure is 360 ft (109.7 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS-301 (SR-35)
CrossesWithlacoochee River
Location1.1MI N of CR-575
RouteU.S. Route 301
StateFlorida
Coordinates28.48005, -82.17766
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length360 ft (109.7 m)
Longest span72 ft (21.9 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,400 (2025)
Projected traffic9,369 by 2047
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 US-301 (SR-35) over Withlacoochee River built?

It was built in 1985, making it 40 years old in 2025.

What condition is US-301 (SR-35) over Withlacoochee 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 February 2025.

How much traffic does US-301 (SR-35) over Withlacoochee River carry?

About 5,400 vehicles per day (2025 count), of which roughly 15% are trucks.

How long is US-301 (SR-35) over Withlacoochee River?

The structure is 360 ft (109.7 m) long with a longest span of 72 ft (21.9 m) and a deck 47 ft wide.

Who owns US-301 (SR-35) over Withlacoochee River?

It is owned by the State Highway Agency.