US Bridges

Glenn Hills Road over I-520 (sr 415)

Good

Richmond County, Georgia · 8.1 MI N of Hephzibah · Structure no. 000000024500380

Built
1973
52 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
304 ft
4 main spans
Daily traffic
3,740
2024 count
Owner
State
State Highway Agency

About this bridge

Glenn Hills Road over I-520 (sr 415) is a steel continuous stringer/multi-beam or girder carrying Glenn Hills Road over I-520 (sr 415) in Richmond County, Georgia. It was built in 1973, so it is 52 years old, older 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 3,740 vehicles a day, roughly 1% of them trucks, projected to reach 6,450 by 2032. The structure is 304 ft (92.7 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesGlenn Hills Road
CrossesI-520 (sr 415)
Location8.1 MI N of Hephzibah
RouteCounty Highway 105
CountyRichmond County
StateGeorgia
Coordinates33.42897, -82.0647
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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating39.9 US tons
Inventory rating23.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length304 ft (92.7 m)
Longest span91 ft (27.7 m)
Deck width44 ft (13.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,740 (2024)
Projected traffic6,450 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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$1.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Glenn Hills Road over I-520 (sr 415) built?

It was built in 1973, making it 52 years old in 2025.

What condition is Glenn Hills Road over I-520 (sr 415) 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 Glenn Hills Road over I-520 (sr 415) carry?

About 3,740 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Glenn Hills Road over I-520 (sr 415)?

The structure is 304 ft (92.7 m) long with a longest span of 91 ft (27.7 m) and a deck 44 ft wide.

Who owns Glenn Hills Road over I-520 (sr 415)?

It is owned by the State Highway Agency.