US Bridges

Doug Barnard Pkwy- over SR 415 (I-520)

Good

Richmond County, Georgia · 8.9 MI NE of Hephzibah · Structure no. 000000024501310

Built
1996
29 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
317 ft
4 main spans
Daily traffic
11,600
2024 count
Owner
State
State Highway Agency

About this bridge

Doug Barnard Pkwy- over SR 415 (I-520) is a prestressed concrete stringer/multi-beam or girder carrying Doug Barnard Pkwy- over SR 415 (I-520) in Richmond County, Georgia. It was built in 1996, so it is 29 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 11,600 vehicles a day, roughly 13% of them trucks, projected to reach 17,445 by 2032. The structure is 317 ft (96.6 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesDoug Barnard Pkwy-
CrossesSR 415 (I-520)
Location8.9 MI NE of Hephzibah
RouteCounty Highway 3888
CountyRichmond County
StateGeorgia
Coordinates33.40634, -81.98622
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating34.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length317 ft (96.6 m)
Longest span118 ft (36 m)
Deck width57 ft (17.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,600 (2024)
Projected traffic17,445 by 2032
Trucks13%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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$2.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Doug Barnard Pkwy- over SR 415 (I-520) built?

It was built in 1996, making it 29 years old in 2025.

What condition is Doug Barnard Pkwy- over SR 415 (I-520) 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 Doug Barnard Pkwy- over SR 415 (I-520) carry?

About 11,600 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Doug Barnard Pkwy- over SR 415 (I-520)?

The structure is 317 ft (96.6 m) long with a longest span of 118 ft (36 m) and a deck 57 ft wide.

Who owns Doug Barnard Pkwy- over SR 415 (I-520)?

It is owned by the State Highway Agency.