US Bridges

US-301 (SR-41) over Dead River

Good

Hillsborough County, Florida · 5.7 Miles North of CR-579 · Structure no. 100504

Built
1985
40 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
34 ft
4 main spans
Daily traffic
15,400
2023 count
Owner
State
State Highway Agency

About this bridge

US-301 (SR-41) over Dead River is a concrete culvert carrying US-301 (SR-41) over Dead River in Hillsborough 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 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 15,400 vehicles a day, roughly 12% of them trucks, projected to reach 26,719 by 2042. The structure is 34 ft (10.5 m) long. If it were closed, the detour would be 7.5 mi (12 km).

CarriesUS-301 (SR-41)
CrossesDead River
Location5.7 Miles North of CR-579
RouteU.S. Route 301
StateFlorida
Coordinates28.12465, -82.2373
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating83.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length34 ft (10.5 m)
Longest span9 ft (2.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,400 (2023)
Projected traffic26,719 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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-41) over Dead River built?

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

What condition is US-301 (SR-41) over Dead River 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 US-301 (SR-41) over Dead River carry?

About 15,400 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US-301 (SR-41) over Dead River?

The structure is 34 ft (10.5 m) long with a longest span of 9 ft (2.6 m).

Who owns US-301 (SR-41) over Dead River?

It is owned by the State Highway Agency.