US Bridges

SR-243 over Low Flood Area

Good

Duval County, Florida · SR-243/LOW Flood Area · Structure no. 720811

Built
2016
9 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
140 ft
3 main spans
Daily traffic
3,800
2023 count
Owner
State
State Highway Agency

About this bridge

SR-243 over Low Flood Area is a prestressed concrete stringer/multi-beam or girder carrying SR-243 over Low Flood Area in Duval County, Florida. It was built in 2016, so it is 9 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,800 vehicles a day, roughly 5% of them trucks, projected to reach 6,593 by 2045. The structure is 140 ft (42.7 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR-243
CrossesLow Flood Area
LocationSR-243/LOW Flood Area
RouteState Highway 243
StateFlorida
Coordinates30.49916, -81.65655
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length140 ft (42.7 m)
Longest span47 ft (14.3 m)
Deck width54 ft (16.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2023)
Projected traffic6,593 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SR-243 over Low Flood Area built?

It was built in 2016, making it 9 years old in 2025.

What condition is SR-243 over Low Flood Area 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-243 over Low Flood Area carry?

About 3,800 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR-243 over Low Flood Area?

The structure is 140 ft (42.7 m) long with a longest span of 47 ft (14.3 m) and a deck 54 ft wide.

Who owns SR-243 over Low Flood Area?

It is owned by the State Highway Agency.