US Bridges

Fort Gates Ferry over St. Johns River

PoorClosed to traffic

Putnam County, Florida · W Bank of ST Johns River · Structure no. 764043

Built
1960
65 years old, rebuilt 1985
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
34 ft
3 main spans
Daily traffic
11
2017 count
Owner
County
County Highway Agency

About this bridge

Fort Gates Ferry over St. Johns River is a wood or timber stringer/multi-beam or girder carrying Fort Gates Ferry over St. Johns River in Putnam County, Florida. It was built in 1960 and reconstructed in 1985, so it is 65 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 11 vehicles a day, projected to reach 19 by 2039. The structure is 34 ft (10.3 m) long and 16 ft wide. If it were closed, the detour would be 38.5 mi (62 km).

CarriesFort Gates Ferry
CrossesSt. Johns River
LocationW Bank of ST Johns River
RouteCounty Highway 0
StateFlorida
Coordinates29.42528, -81.66611
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating10.8 US tons
Inventory rating8.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans3 (+1 approach)
Design loadUnknown
Structure length34 ft (10.3 m)
Longest span8 ft (2.4 m)
Deck width16 ft (4.9 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2017)
Projected traffic19 by 2039
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed38.5 mi (62 km)
TollToll bridge
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$80,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Fort Gates Ferry over St. Johns River built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1985.

What condition is Fort Gates Ferry over St. Johns River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does Fort Gates Ferry over St. Johns River carry?

About 11 vehicles per day (2017 count).

How long is Fort Gates Ferry over St. Johns River?

The structure is 34 ft (10.3 m) long with a longest span of 8 ft (2.4 m) and a deck 16 ft wide.

Who owns Fort Gates Ferry over St. Johns River?

It is owned by the County Highway Agency.