US Bridges

Countryway Blvd over Overflow Ditch

Good

Hillsborough County, Florida · 1.3 MI S/O Linebaugh Ave · Structure no. 104481

Built
1986
39 years old
Condition
Good
inspected February 2025
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
31 ft
5 main spans
Daily traffic
9,200
2025 count
Owner
County
County Highway Agency

About this bridge

Countryway Blvd over Overflow Ditch is a aluminum, wrought iron, or cast iron culvert carrying Countryway Blvd over Overflow Ditch in Hillsborough County, Florida. It was built in 1986, so it is 39 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 9,200 vehicles a day, roughly 5% of them trucks, projected to reach 11,500 by 2045. The structure is 31 ft (9.6 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCountryway Blvd
CrossesOverflow Ditch
Location1.3 MI S/O Linebaugh Ave
RouteCounty Highway 0
StateFlorida
Coordinates28.03708, -82.62783
Functional classUrban Local

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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating55.6 US tons
Inventory rating43.7 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans5
Design loadHS 20
Structure length31 ft (9.6 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic9,200 (2025)
Projected traffic11,500 by 2045
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Countryway Blvd over Overflow Ditch built?

It was built in 1986, making it 39 years old in 2025.

What condition is Countryway Blvd over Overflow Ditch 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 February 2025.

How much traffic does Countryway Blvd over Overflow Ditch carry?

About 9,200 vehicles per day (2025 count), of which roughly 5% are trucks.

How long is Countryway Blvd over Overflow Ditch?

The structure is 31 ft (9.6 m) long with a longest span of 5 ft (1.5 m).

Who owns Countryway Blvd over Overflow Ditch?

It is owned by the County Highway Agency.