US Bridges

SR-415 over St. Johns River Relief

Good

Volusia County, Florida · SR-415 -St. Johns Relief · Structure no. 790220

Built
2014
11 years old
Condition
Good
inspected June 2023
Type
Slab
Concrete Continuous
Length
121 ft
4 main spans
Daily traffic
13,250
2022 count
Owner
State
State Highway Agency

About this bridge

SR-415 over St. Johns River Relief is a concrete continuous slab carrying SR-415 over St. Johns River Relief in Volusia County, Florida. It was built in 2014, so it is 11 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 13,250 vehicles a day, roughly 8% of them trucks, projected to reach 22,989 by 2044. The structure is 121 ft (36.9 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR-415
CrossesSt. Johns River Relief
LocationSR-415 -St. Johns Relief
RouteState Highway 415
StateFlorida
Coordinates28.81563, -81.19064
Functional classRural Minor Arterial

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 protection8 Very GoodNo problems noted.
Last inspectionJune 2023
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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating40.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length121 ft (36.9 m)
Longest span31 ft (9.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,250 (2022)
Projected traffic22,989 by 2044
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-415 over St. Johns River Relief built?

It was built in 2014, making it 11 years old in 2025.

What condition is SR-415 over St. Johns River Relief 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 June 2023.

How much traffic does SR-415 over St. Johns River Relief carry?

About 13,250 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is SR-415 over St. Johns River Relief?

The structure is 121 ft (36.9 m) long with a longest span of 31 ft (9.3 m) and a deck 43 ft wide.

Who owns SR-415 over St. Johns River Relief?

It is owned by the State Highway Agency.