US Bridges

SR618BTO/FROMSR618 over US-92

Good

Hillsborough County, Florida · 0.1 MI W/O Dale Mabry · Structure no. 100853

Built
2021
4 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Single or Spread
Steel
Length
813 ft
4 main spans
Daily traffic
38,500
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR618BTO/FROMSR618 over US-92 is a steel box beam or girders - single or spread carrying SR618BTO/FROMSR618 over US-92 in Hillsborough County, Florida. It was built in 2021, so it is 4 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 38,500 vehicles a day, roughly 2% of them trucks, projected to reach 48,125 by 2042. The structure is 813 ft (247.8 m) long and 93 ft wide.

Location

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CarriesSR618BTO/FROMSR618
CrossesUS-92
Location0.1 MI W/O Dale Mabry
CountyHillsborough County
StateFlorida
Coordinates27.89375, -82.51058
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.
Last inspectionMarch 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 rating48.2 US tons
Inventory rating38.9 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length813 ft (247.8 m)
Longest span237 ft (72.2 m)
Deck width93 ft (28.3 m)
Roadway width93 ft (28.3 m)
Vertical clearance over deck24 ft (7.4 m)

Traffic and service

Average daily traffic38,500 (2023)
Projected traffic48,125 by 2042
Trucks2%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
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 SR618BTO/FROMSR618 over US-92 built?

It was built in 2021, making it 4 years old in 2025.

What condition is SR618BTO/FROMSR618 over US-92 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 March 2023.

How much traffic does SR618BTO/FROMSR618 over US-92 carry?

About 38,500 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SR618BTO/FROMSR618 over US-92?

The structure is 813 ft (247.8 m) long with a longest span of 237 ft (72.2 m) and a deck 93 ft wide.

Who owns SR618BTO/FROMSR618 over US-92?

It is owned by the State Toll Authority.