US Bridges

I-295 SB (SR-9A) over Alta Dr.

Good

Duval County, Florida · I-295 SB / Alta Dr. · Structure no. 720484

Built
1993
32 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
257 ft
3 main spans
Daily traffic
38,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-295 SB (SR-9A) over Alta Dr. is a prestressed concrete stringer/multi-beam or girder carrying I-295 SB (SR-9A) over Alta Dr. in Duval County, Florida. It was built in 1993, so it is 32 years old, younger 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 38,500 vehicles a day, roughly 14% of them trucks, projected to reach 66,798 by 2044. The structure is 257 ft (78.3 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-295 SB (SR-9A)
CrossesAlta Dr.
LocationI-295 SB / Alta Dr.
RouteInterstate 295
CountyDuval County
StateFlorida
Coordinates30.43333, -81.58
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 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 rating61.9 US tons
Inventory rating37.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length257 ft (78.3 m)
Longest span153 ft (46.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,500 (2022)
Projected traffic66,798 by 2044
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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-295 SB (SR-9A) over Alta Dr. built?

It was built in 1993, making it 32 years old in 2025.

What condition is I-295 SB (SR-9A) over Alta Dr. 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-295 SB (SR-9A) over Alta Dr. carry?

About 38,500 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is I-295 SB (SR-9A) over Alta Dr.?

The structure is 257 ft (78.3 m) long with a longest span of 153 ft (46.6 m) and a deck 43 ft wide.

Who owns I-295 SB (SR-9A) over Alta Dr.?

It is owned by the State Highway Agency.