US Bridges

SR618 Selmon EB over Watrous and Howard Aves

Fair

Hillsborough County, Florida · 3MI E/O Gandy Blvd · Structure no. 100319

Built
1975
50 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
289 ft
3 main spans
Daily traffic
28,750
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR618 Selmon EB over Watrous and Howard Aves is a steel continuous stringer/multi-beam or girder carrying SR618 Selmon EB over Watrous and Howard Aves in Hillsborough County, Florida. It was built in 1975, so it is 50 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 28,750 vehicles a day, roughly 8% of them trucks, projected to reach 49,881 by 2044. The structure is 289 ft (88 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
CrossesWatrous and Howard Aves
Location3MI E/O Gandy Blvd
RouteState Highway 618
CountyHillsborough County
StateFlorida
Coordinates27.93203, -82.48306
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 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 rating72.8 US tons
Inventory rating43.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length289 ft (88 m)
Longest span137 ft (41.9 m)
Deck width39 ft (12 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,750 (2022)
Projected traffic49,881 by 2044
Trucks8%
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 EB over Watrous and Howard Aves built?

It was built in 1975, making it 50 years old in 2025.

What condition is SR618 Selmon EB over Watrous and Howard Aves in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does SR618 Selmon EB over Watrous and Howard Aves carry?

About 28,750 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is SR618 Selmon EB over Watrous and Howard Aves?

The structure is 289 ft (88 m) long with a longest span of 137 ft (41.9 m) and a deck 39 ft wide.

Who owns SR618 Selmon EB over Watrous and Howard Aves?

It is owned by the State Toll Authority.