US Bridges

I-4 EB over Xtown Conn. Ramp & RR

Good

Hillsborough County, Florida · 1.5 MI West of US 41 · Structure no. 100663

Built
2005
20 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
264 ft
3 main spans
Daily traffic
83,250
2022 count
Owner
State
State Highway Agency

About this bridge

I-4 EB over Xtown Conn. Ramp & RR is a prestressed concrete stringer/multi-beam or girder carrying I-4 EB over Xtown Conn. Ramp & RR in Hillsborough County, Florida. It was built in 2005, so it is 20 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 83,250 vehicles a day, roughly 10% of them trucks, projected to reach 144,439 by 2044. The structure is 264 ft (80.5 m) long and 71 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-4 EB
CrossesXtown Conn. Ramp & RR
Location1.5 MI West of US 41
RouteInterstate 4
StateFlorida
Coordinates27.9645, -82.42639
Functional classUrban Principal Arterial - Interstate

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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.2 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length264 ft (80.5 m)
Longest span97 ft (29.6 m)
Deck width71 ft (21.5 m)
Roadway width67 ft (20.5 m)
Vertical clearance over deck21 ft (6.5 m)

Traffic and service

Average daily traffic83,250 (2022)
Projected traffic144,439 by 2044
Trucks10%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-4 EB over Xtown Conn. Ramp & RR built?

It was built in 2005, making it 20 years old in 2025.

What condition is I-4 EB over Xtown Conn. Ramp & RR 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 June 2024.

How much traffic does I-4 EB over Xtown Conn. Ramp & RR carry?

About 83,250 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is I-4 EB over Xtown Conn. Ramp & RR?

The structure is 264 ft (80.5 m) long with a longest span of 97 ft (29.6 m) and a deck 71 ft wide.

Who owns I-4 EB over Xtown Conn. Ramp & RR?

It is owned by the State Highway Agency.