US Bridges

SR618 Selmon WB over Maydell Drive

Good

Hillsborough County, Florida · 575FT. South of SR-60 · Structure no. 100457

Built
1981
44 years old, rebuilt 2008
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
153 ft
3 main spans
Daily traffic
38,750
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR618 Selmon WB over Maydell Drive is a prestressed concrete stringer/multi-beam or girder carrying SR618 Selmon WB over Maydell Drive 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 38,750 vehicles a day, roughly 7% of them trucks, projected to reach 67,231 by 2044. The structure is 153 ft (46.5 m) long and 39 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesSR618 Selmon WB
CrossesMaydell Drive
Location575FT. South of SR-60
RouteState Highway 618
CountyHillsborough County
StateFlorida
Coordinates27.95049, -82.38533
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length153 ft (46.5 m)
Longest span72 ft (21.8 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic38,750 (2022)
Projected traffic67,231 by 2044
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR618 Selmon WB over Maydell Drive built?

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

What condition is SR618 Selmon WB over Maydell Drive 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 WB over Maydell Drive carry?

About 38,750 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR618 Selmon WB over Maydell Drive?

The structure is 153 ft (46.5 m) long with a longest span of 72 ft (21.8 m) and a deck 39 ft wide.

Who owns SR618 Selmon WB over Maydell Drive?

It is owned by the State Toll Authority.