US Bridges

Harney Rd. over Tampa Bypass Canal

Fair

Hillsborough County, Florida · 0.3 MI East of US-301 · Structure no. 100433

Built
1980
45 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
500 ft
10 main spans
Daily traffic
3,605
2023 count
Owner
County
County Highway Agency

About this bridge

Harney Rd. over Tampa Bypass Canal is a prestressed concrete stringer/multi-beam or girder carrying Harney Rd. over Tampa Bypass Canal in Hillsborough County, Florida. It was built in 1980, so it is 45 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 3,605 vehicles a day, roughly 2% of them trucks, projected to reach 4,506 by 2042. The structure is 500 ft (152.4 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHarney Rd.
CrossesTampa Bypass Canal
Location0.3 MI East of US-301
RouteCounty Highway 0
CountyHillsborough County
StateFlorida
Coordinates28.03634, -82.34432
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.5 US tons
Inventory rating48.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length500 ft (152.4 m)
Longest span50 ft (15.2 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,605 (2023)
Projected traffic4,506 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Harney Rd. over Tampa Bypass Canal built?

It was built in 1980, making it 45 years old in 2025.

What condition is Harney Rd. over Tampa Bypass Canal 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 December 2023.

How much traffic does Harney Rd. over Tampa Bypass Canal carry?

About 3,605 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Harney Rd. over Tampa Bypass Canal?

The structure is 500 ft (152.4 m) long with a longest span of 50 ft (15.2 m) and a deck 46 ft wide.

Who owns Harney Rd. over Tampa Bypass Canal?

It is owned by the County Highway Agency.