US Bridges

I-295 NB over Sawmill Slough

Good

Duval County, Florida · I-295 Nb/Sawmill Slough · Structure no. 720617

Built
2005
20 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,072 ft
22 main spans
Daily traffic
50,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-295 NB over Sawmill Slough is a prestressed concrete stringer/multi-beam or girder carrying I-295 NB over Sawmill Slough in Duval County, Florida. It was built in 2005, so it is 20 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 50,500 vehicles a day, roughly 13% of them trucks, projected to reach 87,618 by 2044. The structure is 2,072 ft (631.5 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-295 NB
CrossesSawmill Slough
LocationI-295 Nb/Sawmill Slough
RouteInterstate 295
CountyDuval County
StateFlorida
Coordinates30.27853, -81.52139
Functional classUrban Principal Arterial - Interstate

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 protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating44.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans22
Design loadHL 93
Structure length2,072 ft (631.5 m)
Longest span104 ft (31.7 m)
Deck width60 ft (18.3 m)
Roadway width56 ft (17 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50,500 (2022)
Projected traffic87,618 by 2044
Trucks13%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-295 NB over Sawmill Slough built?

It was built in 2005, making it 20 years old in 2025.

What condition is I-295 NB over Sawmill Slough 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 June 2023.

How much traffic does I-295 NB over Sawmill Slough carry?

About 50,500 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is I-295 NB over Sawmill Slough?

The structure is 2,072 ft (631.5 m) long with a longest span of 104 ft (31.7 m) and a deck 60 ft wide.

Who owns I-295 NB over Sawmill Slough?

It is owned by the State Highway Agency.