US Bridges

I-85 NB Hot Lane over SR 419 NB (I-985)

Good

Gwinnett County, Georgia · 2.4 MI E of Suwanee · Structure no. 000000013552650

Built
2018
7 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
354 ft
3 main spans
Daily traffic
98,600
2024 count
Owner
State
State Highway Agency

About this bridge

I-85 NB Hot Lane over SR 419 NB (I-985) is a concrete stringer/multi-beam or girder carrying I-85 NB Hot Lane over SR 419 NB (I-985) in Gwinnett County, Georgia. It was built in 2018, so it is 7 years old, younger than the Georgia average of 47.5 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 98,600 vehicles a day, roughly 10% of them trucks, projected to reach 6,150 by 2038. The structure is 354 ft (107.8 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesI-85 NB Hot Lane
CrossesSR 419 NB (I-985)
Location2.4 MI E of Suwanee
RouteInterstate 85
CountyGwinnett County
StateGeorgia
Coordinates34.04542, -84.02943
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length354 ft (107.8 m)
Longest span183 ft (55.8 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic98,600 (2024)
Projected traffic6,150 by 2038
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 km)
TollOn a toll 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$47.2 million (2018 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-85 NB Hot Lane over SR 419 NB (I-985) built?

It was built in 2018, making it 7 years old in 2025.

What condition is I-85 NB Hot Lane over SR 419 NB (I-985) 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 August 2023.

How much traffic does I-85 NB Hot Lane over SR 419 NB (I-985) carry?

About 98,600 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is I-85 NB Hot Lane over SR 419 NB (I-985)?

The structure is 354 ft (107.8 m) long with a longest span of 183 ft (55.8 m) and a deck 31 ft wide.

Who owns I-85 NB Hot Lane over SR 419 NB (I-985)?

It is owned by the State Highway Agency.