US Bridges

US-ALT-1 (SR-115) over Csxrr

Fair

Duval County, Florida · US-1A / SR-115 over Csxrr · Structure no. 720055

Built
1961
64 years old, rebuilt 2000
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
453 ft
7 main spans
Daily traffic
48,000
2022 count
Owner
State
State Highway Agency

About this bridge

US-ALT-1 (SR-115) over Csxrr is a prestressed concrete stringer/multi-beam or girder carrying US-ALT-1 (SR-115) over Csxrr in Duval County, Florida. It was built in 1961 and reconstructed in 2000, so it is 64 years old, older 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 48,000 vehicles a day, roughly 13% of them trucks, projected to reach 83,280 by 2044. The structure is 453 ft (138.1 m) long and 104 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS-ALT-1 (SR-115)
CrossesCsxrr
LocationUS-1A / SR-115 over Csxrr
RouteU.S. Route 0A1
CountyDuval County
StateFlorida
Coordinates30.35611, -81.64528
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionOctober 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 rating64.5 US tons
Inventory rating38.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length453 ft (138.1 m)
Longest span79 ft (24.1 m)
Deck width104 ft (31.6 m)
Roadway width98 ft (29.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48,000 (2022)
Projected traffic83,280 by 2044
Trucks13%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 US-ALT-1 (SR-115) over Csxrr built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2000.

What condition is US-ALT-1 (SR-115) over Csxrr 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 October 2023.

How much traffic does US-ALT-1 (SR-115) over Csxrr carry?

About 48,000 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is US-ALT-1 (SR-115) over Csxrr?

The structure is 453 ft (138.1 m) long with a longest span of 79 ft (24.1 m) and a deck 104 ft wide.

Who owns US-ALT-1 (SR-115) over Csxrr?

It is owned by the State Highway Agency.