US Bridges

SR618 Selmon EB over US-41 (50th Street)

Good

Hillsborough County, Florida · 810FT. South of SR-60 · Structure no. 100454

Built
1981
44 years old, rebuilt 2008
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
221 ft
1 main span
Daily traffic
42,500
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR618 Selmon EB over US-41 (50th Street) is a steel stringer/multi-beam or girder carrying SR618 Selmon EB over US-41 (50th Street) in Hillsborough County, Florida. It was built in 1981 and reconstructed in 2008, so it is 44 years old, older 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 42,500 vehicles a day, roughly 7% of them trucks, projected to reach 73,738 by 2044. The structure is 221 ft (67.5 m) long and 39 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR618 Selmon EB
CrossesUS-41 (50th Street)
Location810FT. South of SR-60
RouteState Highway 618
CountyHillsborough County
StateFlorida
Coordinates27.94999, -82.40169
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.5 US tons
Inventory rating42.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length221 ft (67.5 m)
Longest span137 ft (41.8 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deck25 ft (7.7 m)

Traffic and service

Average daily traffic42,500 (2022)
Projected traffic73,738 by 2044
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed0.6 mi (1 km)
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$112,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR618 Selmon EB over US-41 (50th Street) built?

It was built in 1981, making it 44 years old in 2025. It was reconstructed in 2008.

What condition is SR618 Selmon EB over US-41 (50th 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 SR618 Selmon EB over US-41 (50th Street) carry?

About 42,500 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR618 Selmon EB over US-41 (50th Street)?

The structure is 221 ft (67.5 m) long with a longest span of 137 ft (41.8 m) and a deck 39 ft wide.

Who owns SR618 Selmon EB over US-41 (50th Street)?

It is owned by the State Toll Authority.