US Bridges

FLORIDA(US-41 Bus) over Hillsborough River

Fair

Hillsborough County, Florida · 1.7 Mile North of US-92 · Structure no. 100069

Built
1926
99 years old
Condition
Fair
inspected March 2023
Type
Tee Beam
Concrete
Length
161 ft
4 main spans
Daily traffic
19,300
2023 count
Owner
State
State Highway Agency

About this bridge

FLORIDA(US-41 Bus) over Hillsborough River is a concrete tee beam carrying FLORIDA(US-41 Bus) over Hillsborough River in Hillsborough County, Florida. It was built in 1926, so it is 99 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 19,300 vehicles a day, roughly 4% of them trucks, projected to reach 33,486 by 2042. The structure is 161 ft (49.2 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesFLORIDA(US-41 Bus)
CrossesHillsborough River
Location1.7 Mile North of US-92
RouteU.S. Route 41
CountyHillsborough County
StateFlorida
Coordinates28.02096, -82.45952
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34 US tons
Inventory rating26.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length161 ft (49.2 m)
Longest span40 ft (12.2 m)
Deck width54 ft (16.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,300 (2023)
Projected traffic33,486 by 2042
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FLORIDA(US-41 Bus) over Hillsborough River built?

It was built in 1926, making it 99 years old in 2025.

What condition is FLORIDA(US-41 Bus) over Hillsborough 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 March 2023.

How much traffic does FLORIDA(US-41 Bus) over Hillsborough River carry?

About 19,300 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is FLORIDA(US-41 Bus) over Hillsborough River?

The structure is 161 ft (49.2 m) long with a longest span of 40 ft (12.2 m) and a deck 54 ft wide.

Who owns FLORIDA(US-41 Bus) over Hillsborough River?

It is owned by the State Highway Agency.