US Bridges

Mt Vernon Drive over Willis Branch

Good

Duval County, Florida · 0.1MI N of Hyde Grove Ave · Structure no. 724358

Built
1987
38 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
62 ft
2 main spans
Daily traffic
1,051
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mt Vernon Drive over Willis Branch is a prestressed concrete slab carrying Mt Vernon Drive over Willis Branch in Duval County, Florida. It was built in 1987, so it is 38 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 1,051 vehicles a day, roughly 5% of them trucks, projected to reach 1,823 by 2046. The structure is 62 ft (18.9 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesMt Vernon Drive
CrossesWillis Branch
Location0.1MI N of Hyde Grove Ave
RouteCity Street 0
StateFlorida
Coordinates30.28672, -81.76211
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
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 rating72.8 US tons
Inventory rating55.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span31 ft (9.4 m)
Deck width40 ft (12.2 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,051 (2024)
Projected traffic1,823 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Mt Vernon Drive over Willis Branch built?

It was built in 1987, making it 38 years old in 2025.

What condition is Mt Vernon Drive over Willis Branch 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 July 2024.

How much traffic does Mt Vernon Drive over Willis Branch carry?

About 1,051 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Mt Vernon Drive over Willis Branch?

The structure is 62 ft (18.9 m) long with a longest span of 31 ft (9.4 m) and a deck 40 ft wide.

Who owns Mt Vernon Drive over Willis Branch?

It is owned by the City or Municipal Highway Agency.