US Bridges

Viaduct Ramp E over 7th Avenue (CR-574)

Good

Hillsborough County, Florida · 0.3 MI S of I-4 WB · Structure no. 100724

Built
2013
12 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,005 ft
7 main spans
Daily traffic
9,250
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Viaduct Ramp E over 7th Avenue (CR-574) is a prestressed concrete stringer/multi-beam or girder carrying Viaduct Ramp E over 7th Avenue (CR-574) in Hillsborough County, Florida. It was built in 2013, so it is 12 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 9,250 vehicles a day, roughly 11% of them trucks, projected to reach 16,049 by 2042. The structure is 1,005 ft (306.3 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesViaduct Ramp E
Crosses7th Avenue (CR-574)
Location0.3 MI S of I-4 WB
RouteState Highway 400
CountyHillsborough County
StateFlorida
Coordinates27.96023, -82.4263
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating43.8 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHL 93
Structure length1,005 ft (306.3 m)
Longest span147 ft (44.7 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic9,250 (2023)
Projected traffic16,049 by 2042
Trucks11%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Viaduct Ramp E over 7th Avenue (CR-574) built?

It was built in 2013, making it 12 years old in 2025.

What condition is Viaduct Ramp E over 7th Avenue (CR-574) 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 November 2023.

How much traffic does Viaduct Ramp E over 7th Avenue (CR-574) carry?

About 9,250 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is Viaduct Ramp E over 7th Avenue (CR-574)?

The structure is 1,005 ft (306.3 m) long with a longest span of 147 ft (44.7 m) and a deck 45 ft wide.

Who owns Viaduct Ramp E over 7th Avenue (CR-574)?

It is owned by the State Toll Authority and maintained by the State Highway Agency.