US Bridges

I-75 (SR-93) SB over North River Road

Good

Sarasota County, Florida · 0.5MI N of Myakka River · Structure no. 170090

Built
1979
46 years old, rebuilt 2007
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
216 ft
2 main spans
Daily traffic
36,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-75 (SR-93) SB over North River Road is a prestressed concrete stringer/multi-beam or girder carrying I-75 (SR-93) SB over North River Road in Sarasota County, Florida. It was built in 1979 and reconstructed in 2007, 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 36,000 vehicles a day, roughly 13% of them trucks, projected to reach 62,460 by 2042. The structure is 216 ft (65.8 m) long and 59 ft wide.

Location

Open in Google Maps
CarriesI-75 (SR-93) SB
CrossesNorth River Road
Location0.5MI N of Myakka River
RouteInterstate 75
CountySarasota County
StateFlorida
Coordinates27.11005, -82.34814
Functional classRural 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.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating36.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length216 ft (65.8 m)
Longest span108 ft (32.9 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,000 (2023)
Projected traffic62,460 by 2042
Trucks13%
Lanes on structure3
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-75 (SR-93) SB over North River Road built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2007.

What condition is I-75 (SR-93) SB over North River Road 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 I-75 (SR-93) SB over North River Road carry?

About 36,000 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is I-75 (SR-93) SB over North River Road?

The structure is 216 ft (65.8 m) long with a longest span of 108 ft (32.9 m) and a deck 59 ft wide.

Who owns I-75 (SR-93) SB over North River Road?

It is owned by the State Highway Agency.