US Bridges

SR-23 SB 35.7 over Double Branch

Good

Clay County, Florida · 2.0 M. S of Duval CO Line · Structure no. 710082

Built
2001
24 years old, rebuilt 2017
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
301 ft
4 main spans
Daily traffic
10,400
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR-23 SB 35.7 over Double Branch is a prestressed concrete stringer/multi-beam or girder carrying SR-23 SB 35.7 over Double Branch in Clay County, Florida. It was built in 2001 and reconstructed in 2017, so it is 24 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 10,400 vehicles a day, roughly 6% of them trucks, projected to reach 18,044 by 2044. The structure is 301 ft (91.6 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR-23 SB 35.7
CrossesDouble Branch
Location2.0 M. S of Duval CO Line
RouteState Highway 23
StateFlorida
Coordinates30.16453, -81.83128
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length301 ft (91.6 m)
Longest span75 ft (22.9 m)
Deck width63 ft (19.3 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,400 (2022)
Projected traffic18,044 by 2044
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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-23 SB 35.7 over Double Branch built?

It was built in 2001, making it 24 years old in 2025. It was reconstructed in 2017.

What condition is SR-23 SB 35.7 over Double Branch 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 2024.

How much traffic does SR-23 SB 35.7 over Double Branch carry?

About 10,400 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR-23 SB 35.7 over Double Branch?

The structure is 301 ft (91.6 m) long with a longest span of 75 ft (22.9 m) and a deck 63 ft wide.

Who owns SR-23 SB 35.7 over Double Branch?

It is owned by the State Toll Authority.