US Bridges

US-301 over Harney Canal

Good

Hillsborough County, Florida · 1.3MI North of I-4 · Structure no. 100687

Built
2007
18 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
199 ft
6 main spans
Daily traffic
28,500
2023 count
Owner
State
State Highway Agency

About this bridge

US-301 over Harney Canal is a concrete continuous slab carrying US-301 over Harney Canal in Hillsborough County, Florida. It was built in 2007, so it is 18 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 28,500 vehicles a day, roughly 11% of them trucks, projected to reach 49,448 by 2042. The structure is 199 ft (60.8 m) long and 121 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS-301
CrossesHarney Canal
Location1.3MI North of I-4
RouteU.S. Route 301
StateFlorida
Coordinates28.01366, -82.35425
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.6 US tons
Inventory rating46 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length199 ft (60.8 m)
Longest span33 ft (10.1 m)
Deck width121 ft (37 m)
Roadway width98 ft (29.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,500 (2023)
Projected traffic49,448 by 2042
Trucks11%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 over Harney Canal built?

It was built in 2007, making it 18 years old in 2025.

What condition is US-301 over Harney Canal 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 September 2023.

How much traffic does US-301 over Harney Canal carry?

About 28,500 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US-301 over Harney Canal?

The structure is 199 ft (60.8 m) long with a longest span of 33 ft (10.1 m) and a deck 121 ft wide.

Who owns US-301 over Harney Canal?

It is owned by the State Highway Agency.