US Bridges

I-75 NB (SR-93) over Cowpen Sl & Rnch RD

Good

Sarasota County, Florida · 2.5 MI S of SR-681 · Structure no. 170110

Built
1979
46 years old, rebuilt 2012
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
235 ft
3 main spans
Daily traffic
93,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-75 NB (SR-93) over Cowpen Sl & Rnch RD is a prestressed concrete stringer/multi-beam or girder carrying I-75 NB (SR-93) over Cowpen Sl & Rnch RD in Sarasota County, Florida. It was built in 1979 and reconstructed in 2012, 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 93,000 vehicles a day, roughly 11% of them trucks, projected to reach 161,355 by 2044. The structure is 235 ft (71.5 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI-75 NB (SR-93)
CrossesCowpen Sl & Rnch RD
Location2.5 MI S of SR-681
RouteInterstate 75
CountySarasota County
StateFlorida
Coordinates27.15616, -82.42339
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.1 US tons
Inventory rating41.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length235 ft (71.5 m)
Longest span78 ft (23.8 m)
Deck width59 ft (18 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic93,000 (2024)
Projected traffic161,355 by 2044
Trucks11%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed0.6 mi (1 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-75 NB (SR-93) over Cowpen Sl & Rnch RD built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2012.

What condition is I-75 NB (SR-93) over Cowpen Sl & Rnch RD 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 February 2024.

How much traffic does I-75 NB (SR-93) over Cowpen Sl & Rnch RD carry?

About 93,000 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is I-75 NB (SR-93) over Cowpen Sl & Rnch RD?

The structure is 235 ft (71.5 m) long with a longest span of 78 ft (23.8 m) and a deck 59 ft wide.

Who owns I-75 NB (SR-93) over Cowpen Sl & Rnch RD?

It is owned by the State Highway Agency.