US Bridges

Ramp R/Dale Mabry over Ramp Lois Ave to I-275NB

Good

Hillsborough County, Florida · 0.1 MI E/O Lois Ave · Structure no. 100819

Built
2014
11 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete
Length
37 ft
1 main span
Daily traffic
10,500
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp R/Dale Mabry over Ramp Lois Ave to I-275NB is a concrete slab carrying Ramp R/Dale Mabry over Ramp Lois Ave to I-275NB in Hillsborough County, Florida. It was built in 2014, so it is 11 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 10,500 vehicles a day, roughly 6% of them trucks, projected to reach 13,125 by 2044. The structure is 37 ft (11.2 m) long and 336 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRamp R/Dale Mabry
CrossesRamp Lois Ave to I-275NB
Location0.1 MI E/O Lois Ave
RouteState Highway 275
CountyHillsborough County
StateFlorida
Coordinates27.95114, -82.51172
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
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 rating51.1 US tons
Inventory rating39.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length37 ft (11.2 m)
Longest span37 ft (11.2 m)
Deck width336 ft (102.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,500 (2024)
Projected traffic13,125 by 2044
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
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 Ramp R/Dale Mabry over Ramp Lois Ave to I-275NB built?

It was built in 2014, making it 11 years old in 2025.

What condition is Ramp R/Dale Mabry over Ramp Lois Ave to I-275NB 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 July 2024.

How much traffic does Ramp R/Dale Mabry over Ramp Lois Ave to I-275NB carry?

About 10,500 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Ramp R/Dale Mabry over Ramp Lois Ave to I-275NB?

The structure is 37 ft (11.2 m) long with a longest span of 37 ft (11.2 m) and a deck 336 ft wide.

Who owns Ramp R/Dale Mabry over Ramp Lois Ave to I-275NB?

It is owned by the State Highway Agency.