US Bridges

N 14th St(cr 105A) over Egans Creek

Fair

Nassau County, Florida · 1.7 MI North of A1A · Structure no. 740070

Built
1964
61 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
311 ft
7 main spans
Daily traffic
3,400
2024 count
Owner
County
County Highway Agency

About this bridge

N 14th St(cr 105A) over Egans Creek is a prestressed concrete stringer/multi-beam or girder carrying N 14th St(cr 105A) over Egans Creek in Nassau County, Florida. It was built in 1964, so it is 61 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 6 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 3,400 vehicles a day, roughly 4% of them trucks, projected to reach 5,899 by 2042. The structure is 311 ft (94.8 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesN 14th St(cr 105A)
CrossesEgans Creek
Location1.7 MI North of A1A
RouteCounty Highway 105A
StateFlorida
Coordinates30.69209, -81.45272
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.7 US tons
Inventory rating35.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadH 15
Structure length311 ft (94.8 m)
Longest span45 ft (13.7 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2024)
Projected traffic5,899 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
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 proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was N 14th St(cr 105A) over Egans Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is N 14th St(cr 105A) over Egans Creek 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 March 2024.

How much traffic does N 14th St(cr 105A) over Egans Creek carry?

About 3,400 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is N 14th St(cr 105A) over Egans Creek?

The structure is 311 ft (94.8 m) long with a longest span of 45 ft (13.7 m) and a deck 26 ft wide.

Who owns N 14th St(cr 105A) over Egans Creek?

It is owned by the County Highway Agency.