US Bridges

I-175 EB over 6th Street South

Good

Pinellas County, Florida · 0.3MI West of 4th St. · Structure no. 150169

Built
1979
46 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
162 ft
3 main spans
Daily traffic
10,250
2024 count
Owner
State
State Highway Agency

About this bridge

I-175 EB over 6th Street South is a prestressed concrete stringer/multi-beam or girder carrying I-175 EB over 6th Street South in Pinellas County, Florida. It was built in 1979, so it is 46 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 10,250 vehicles a day, roughly 4% of them trucks, projected to reach 17,784 by 2044. The structure is 162 ft (49.5 m) long and 44 ft wide.

CarriesI-175 EB
Crosses6th Street South
Location0.3MI West of 4th St.
RouteInterstate 175
StateFlorida
Coordinates27.76597, -82.64169
Functional classUrban Principal Arterial - Interstate

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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating31.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length162 ft (49.5 m)
Longest span89 ft (27.2 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,250 (2024)
Projected traffic17,784 by 2044
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 I-175 EB over 6th Street South built?

It was built in 1979, making it 46 years old in 2025.

What condition is I-175 EB over 6th Street South 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 November 2024.

How much traffic does I-175 EB over 6th Street South carry?

About 10,250 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is I-175 EB over 6th Street South?

The structure is 162 ft (49.5 m) long with a longest span of 89 ft (27.2 m) and a deck 44 ft wide.

Who owns I-175 EB over 6th Street South?

It is owned by the State Highway Agency.