US Bridges

SR618A Selmon Expy over 34th Street

Good

Hillsborough County, Florida · 1.3MI West of US-41 · Structure no. 100804

Built
2006
19 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
341 ft
5 main spans
Daily traffic
5,200
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR618A Selmon Expy over 34th Street is a prestressed concrete stringer/multi-beam or girder carrying SR618A Selmon Expy over 34th Street in Hillsborough County, Florida. It was built in 2006, so it is 19 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 5,200 vehicles a day, roughly 3% of them trucks, projected to reach 6,500 by 2042. The structure is 341 ft (103.9 m) long and 30 ft wide.

CarriesSR618A Selmon Expy
Crosses34th Street
Location1.3MI West of US-41
RouteState Highway 618
StateFlorida
Coordinates27.95361, -82.42232
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating43.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length341 ft (103.9 m)
Longest span106 ft (32.3 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,200 (2023)
Projected traffic6,500 by 2042
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
Detour if closed—
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 SR618A Selmon Expy over 34th Street built?

It was built in 2006, making it 19 years old in 2025.

What condition is SR618A Selmon Expy over 34th Street 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 August 2023.

How much traffic does SR618A Selmon Expy over 34th Street carry?

About 5,200 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is SR618A Selmon Expy over 34th Street?

The structure is 341 ft (103.9 m) long with a longest span of 106 ft (32.3 m) and a deck 30 ft wide.

Who owns SR618A Selmon Expy over 34th Street?

It is owned by the State Toll Authority.