US Bridges

Xtown (SR-618) WB over Ramp E and CSX Railroad

Good

Hillsborough County, Florida · 0.50 MI E/O 22nd ST · Structure no. 100714

Built
2013
12 years old
Condition
Good
inspected January 2025
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
666 ft
4 main spans
Daily traffic
2,500
2025 count
Owner
Toll Authority
State Toll Authority

About this bridge

Xtown (SR-618) WB over Ramp E and CSX Railroad is a prestressed concrete continuous segmental box girder carrying Xtown (SR-618) WB over Ramp E and CSX Railroad 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 2,500 vehicles a day, roughly 9% of them trucks, projected to reach 3,125 by 2045. The structure is 666 ft (202.9 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesXtown (SR-618) WB
CrossesRamp E and CSX Railroad
Location0.50 MI E/O 22nd ST
StateFlorida
Coordinates27.95296, -82.42677
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.8 US tons
Inventory rating38.4 US tons

Structure

Structure typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length666 ft (202.9 m)
Longest span187 ft (56.9 m)
Deck width30 ft (9.2 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deck18 ft (5.4 m)

Traffic and service

Average daily traffic2,500 (2025)
Projected traffic3,125 by 2045
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
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 Xtown (SR-618) WB over Ramp E and CSX Railroad built?

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

What condition is Xtown (SR-618) WB over Ramp E and CSX Railroad 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 January 2025.

How much traffic does Xtown (SR-618) WB over Ramp E and CSX Railroad carry?

About 2,500 vehicles per day (2025 count), of which roughly 9% are trucks.

How long is Xtown (SR-618) WB over Ramp E and CSX Railroad?

The structure is 666 ft (202.9 m) long with a longest span of 187 ft (56.9 m) and a deck 30 ft wide.

Who owns Xtown (SR-618) WB over Ramp E and CSX Railroad?

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