US Bridges

NW 23rd AVE.C-3455 over I-75 (SR-93)

Good

Alachua County, Florida · 1.6 Mi. N. of SR-26 · Structure no. 260058

Built
1963
62 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
375 ft
5 main spans
Daily traffic
15,000
2022 count
Owner
State
State Highway Agency

About this bridge

NW 23rd AVE.C-3455 over I-75 (SR-93) is a prestressed concrete stringer/multi-beam or girder carrying NW 23rd AVE.C-3455 over I-75 (SR-93) in Alachua County, Florida. It was built in 1963, so it is 62 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 15,000 vehicles a day, roughly 3% of them trucks, projected to reach 26,025 by 2044. The structure is 375 ft (114.3 m) long and 34 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNW 23rd AVE.C-3455
CrossesI-75 (SR-93)
Location1.6 Mi. N. of SR-26
RouteCounty Highway 3455
CountyAlachua County
StateFlorida
Coordinates29.67434, -82.4321
Functional classUrban Collector

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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length375 ft (114.3 m)
Longest span89 ft (27.1 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2022)
Projected traffic26,025 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$756,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was NW 23rd AVE.C-3455 over I-75 (SR-93) built?

It was built in 1963, making it 62 years old in 2025.

What condition is NW 23rd AVE.C-3455 over I-75 (SR-93) 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 NW 23rd AVE.C-3455 over I-75 (SR-93) carry?

About 15,000 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is NW 23rd AVE.C-3455 over I-75 (SR-93)?

The structure is 375 ft (114.3 m) long with a longest span of 89 ft (27.1 m) and a deck 34 ft wide.

Who owns NW 23rd AVE.C-3455 over I-75 (SR-93)?

It is owned by the State Highway Agency.