US Bridges

SR-10A WB Svc. Rd. over Red Bay Branch

Fair

Duval County, Florida · SR-10A Svc.Rd./ Mill Crk. · Structure no. 720136

Built
1961
64 years old
Condition
Fair
inspected December 2023
Type
Slab
Prestressed Concrete
Length
372 ft
12 main spans
Daily traffic
2,000
2022 count
Owner
State
State Highway Agency

About this bridge

SR-10A WB Svc. Rd. over Red Bay Branch is a prestressed concrete slab carrying SR-10A WB Svc. Rd. over Red Bay Branch in Duval County, Florida. It was built in 1961, 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 5 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 2,000 vehicles a day, roughly 2% of them trucks, projected to reach 3,470 by 2042. The structure is 372 ft (113.4 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR-10A WB Svc. Rd.
CrossesRed Bay Branch
LocationSR-10A Svc.Rd./ Mill Crk.
RouteState Highway 10A
CountyDuval County
StateFlorida
Coordinates30.32778, -81.58194
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans12
Design loadHS 20
Structure length372 ft (113.4 m)
Longest span31 ft (9.4 m)
Deck width31 ft (9.3 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2022)
Projected traffic3,470 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$845,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-10A WB Svc. Rd. over Red Bay Branch built?

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

What condition is SR-10A WB Svc. Rd. over Red Bay Branch 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 December 2023.

How much traffic does SR-10A WB Svc. Rd. over Red Bay Branch carry?

About 2,000 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is SR-10A WB Svc. Rd. over Red Bay Branch?

The structure is 372 ft (113.4 m) long with a longest span of 31 ft (9.4 m) and a deck 31 ft wide.

Who owns SR-10A WB Svc. Rd. over Red Bay Branch?

It is owned by the State Highway Agency.