US Bridges

I-75 over SW 20th ST (CR-A225)

Fair

Marion County, Florida · I-75OVER SW20th ST/CRA225 · Structure no. 360064

Built
1996
29 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
90,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-75 over SW 20th ST (CR-A225) is a prestressed concrete stringer/multi-beam or girder carrying I-75 over SW 20th ST (CR-A225) in Marion County, Florida. It was built in 1996, so it is 29 years old, younger than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 90,000 vehicles a day, roughly 24% of them trucks, projected to reach 156,150 by 2044. The structure is 100 ft (30.6 m) long and 135 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

Location

Open in Google Maps
CarriesI-75
CrossesSW 20th ST (CR-A225)
LocationI-75OVER SW20th ST/CRA225
RouteInterstate 75
CountyMarion County
StateFlorida
Coordinates29.16819, -82.1849
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 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 alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating53 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length100 ft (30.6 m)
Longest span100 ft (30.6 m)
Deck width135 ft (41.2 m)
Roadway width130 ft (39.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90,000 (2022)
Projected traffic156,150 by 2044
Trucks24%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed4.3 mi (7 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 I-75 over SW 20th ST (CR-A225) built?

It was built in 1996, making it 29 years old in 2025.

What condition is I-75 over SW 20th ST (CR-A225) in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does I-75 over SW 20th ST (CR-A225) carry?

About 90,000 vehicles per day (2022 count), of which roughly 24% are trucks.

How long is I-75 over SW 20th ST (CR-A225)?

The structure is 100 ft (30.6 m) long with a longest span of 100 ft (30.6 m) and a deck 135 ft wide.

Who owns I-75 over SW 20th ST (CR-A225)?

It is owned by the State Highway Agency.