US Bridges

SR618B Ramp D over Ramps To/From SR618/US92

Good

Hillsborough County, Florida · 0.1 MI W/O Dale Mabry · Structure no. 100854

Built
2021
4 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
794 ft
5 main spans
Daily traffic
4,812
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR618B Ramp D over Ramps To/From SR618/US92 is a steel continuous box beam or girders - single or spread carrying SR618B Ramp D over Ramps To/From SR618/US92 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 4,812 vehicles a day, roughly 1% of them trucks, projected to reach 8,349 by 2042. The structure is 794 ft (242.1 m) long and 30 ft wide.

Location

Open in Google Maps
CarriesSR618B Ramp D
CrossesRamps To/From SR618/US92
Location0.1 MI W/O Dale Mabry
CountyHillsborough County
StateFlorida
Coordinates27.89361, -82.50944
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.
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 alignment6: Equal to present minimum criteria
Operating rating49.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length794 ft (242.1 m)
Longest span175 ft (53.3 m)
Deck width30 ft (9 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,812 (2023)
Projected traffic8,349 by 2042
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesThird level (interchange)
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 SR618B Ramp D over Ramps To/From SR618/US92 built?

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

What condition is SR618B Ramp D over Ramps To/From SR618/US92 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 SR618B Ramp D over Ramps To/From SR618/US92 carry?

About 4,812 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is SR618B Ramp D over Ramps To/From SR618/US92?

The structure is 794 ft (242.1 m) long with a longest span of 175 ft (53.3 m) and a deck 30 ft wide.

Who owns SR618B Ramp D over Ramps To/From SR618/US92?

It is owned by the State Toll Authority.