US Bridges

SR-13 over Main St.

Good

Duval County, Florida · SR-13 Ramp over Main St. · Structure no. 720086

Built
1958
67 years old, rebuilt 1989
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
166 ft
3 main spans
Daily traffic
27,500
2023 count
Owner
State
State Highway Agency

About this bridge

SR-13 over Main St. is a steel stringer/multi-beam or girder carrying SR-13 over Main St. in Duval County, Florida. It was built in 1958 and reconstructed in 1989, so it is 67 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 27,500 vehicles a day, roughly 2% of them trucks, projected to reach 47,713 by 2045. The structure is 166 ft (50.6 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR-13
CrossesMain St.
LocationSR-13 Ramp over Main St.
RouteState Highway 13
StateFlorida
Coordinates30.31466, -81.65917
Functional classUrban 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.
Last inspectionDecember 2024
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 alignment6: Equal to present minimum criteria
Operating rating76.4 US tons
Inventory rating45.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length166 ft (50.6 m)
Longest span89 ft (27.1 m)
Deck width45 ft (13.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,500 (2023)
Projected traffic47,713 by 2045
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-13 over Main St. built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1989.

What condition is SR-13 over Main St. 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 December 2024.

How much traffic does SR-13 over Main St. carry?

About 27,500 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SR-13 over Main St.?

The structure is 166 ft (50.6 m) long with a longest span of 89 ft (27.1 m) and a deck 45 ft wide.

Who owns SR-13 over Main St.?

It is owned by the State Highway Agency.