US Bridges

SR 316 (ebl) over CSX Railroad

Good

Gwinnett County, Georgia · 3.6 MI N of Lawrenceville · Structure no. 000000013500980

Built
1982
43 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
166 ft
3 main spans
Daily traffic
49,600
2024 count
Owner
State
State Highway Agency

About this bridge

SR 316 (ebl) over CSX Railroad is a prestressed concrete stringer/multi-beam or girder carrying SR 316 (ebl) over CSX Railroad in Gwinnett County, Georgia. It was built in 1982, so it is 43 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 49,600 vehicles a day, roughly 10% of them trucks, projected to reach 61,590 by 2032. The structure is 166 ft (50.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR 316 (ebl)
CrossesCSX Railroad
Location3.6 MI N of Lawrenceville
RouteState Highway 316
CountyGwinnett County
StateGeorgia
Coordinates33.98409, -83.92776
Functional classUrban Other Principal Arterial

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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length166 ft (50.6 m)
Longest span60 ft (18.3 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49,600 (2024)
Projected traffic61,590 by 2032
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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$973,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 316 (ebl) over CSX Railroad built?

It was built in 1982, making it 43 years old in 2025.

What condition is SR 316 (ebl) over CSX Railroad 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 October 2023.

How much traffic does SR 316 (ebl) over CSX Railroad carry?

About 49,600 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 316 (ebl) over CSX Railroad?

The structure is 166 ft (50.6 m) long with a longest span of 60 ft (18.3 m) and a deck 44 ft wide.

Who owns SR 316 (ebl) over CSX Railroad?

It is owned by the State Highway Agency.