US Bridges

SR618A Selmon Expy over US-301 (SR-43)

Good

Hillsborough County, Florida · 1.1MI West of I-75 · Structure no. 100466

Built
1984
41 years old, rebuilt 2004
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
249 ft
4 main spans
Daily traffic
13,000
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR618A Selmon Expy over US-301 (SR-43) is a prestressed concrete stringer/multi-beam or girder carrying SR618A Selmon Expy over US-301 (SR-43) in Hillsborough County, Florida. It was built in 1984 and reconstructed in 2004, so it is 41 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 13,000 vehicles a day, roughly 2% of them trucks, projected to reach 22,555 by 2044. The structure is 249 ft (75.9 m) long and 47 ft wide.

CarriesSR618A Selmon Expy
CrossesUS-301 (SR-43)
Location1.1MI West of I-75
RouteState Highway 618
StateFlorida
Coordinates27.93029, -82.35112
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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
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 alignment8: Equal to present desirable criteria
Operating rating91.9 US tons
Inventory rating55.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length249 ft (75.9 m)
Longest span82 ft (25 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2022)
Projected traffic22,555 by 2044
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR618A Selmon Expy over US-301 (SR-43) built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2004.

What condition is SR618A Selmon Expy over US-301 (SR-43) 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 US-301 (SR-43) carry?

About 13,000 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is SR618A Selmon Expy over US-301 (SR-43)?

The structure is 249 ft (75.9 m) long with a longest span of 82 ft (25 m) and a deck 47 ft wide.

Who owns SR618A Selmon Expy over US-301 (SR-43)?

It is owned by the State Toll Authority.