US Bridges

Liberty Street over Longbranch Creek

Good

Duval County, Florida · 0.6 Mi. N of Alt. US-1 · Structure no. 724362

Built
1991
34 years old
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
102 ft
2 main spans
Daily traffic
1,501
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Liberty Street over Longbranch Creek is a prestressed concrete slab carrying Liberty Street over Longbranch Creek in Duval County, Florida. It was built in 1991, so it is 34 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 1,501 vehicles a day, roughly 5% of them trucks, projected to reach 2,604 by 2042. The structure is 102 ft (31.2 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLiberty Street
CrossesLongbranch Creek
Location0.6 Mi. N of Alt. US-1
RouteCity Street 0
StateFlorida
Coordinates30.36398, -81.64963
Functional classUrban Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating74.5 US tons
Inventory rating19.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length102 ft (31.2 m)
Longest span51 ft (15.6 m)
Deck width44 ft (13.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,501 (2023)
Projected traffic2,604 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Liberty Street over Longbranch Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Liberty Street over Longbranch Creek 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 September 2023.

How much traffic does Liberty Street over Longbranch Creek carry?

About 1,501 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Liberty Street over Longbranch Creek?

The structure is 102 ft (31.2 m) long with a longest span of 51 ft (15.6 m) and a deck 44 ft wide.

Who owns Liberty Street over Longbranch Creek?

It is owned by the City or Municipal Highway Agency.