US Bridges

SR 15 US 23 US 4 over Boen Creek

Good

Rabun County, Georgia · 4.5 MI SW of Clayton · Structure no. 000000024100120

Built
1962
63 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
16,400
2024 count
Owner
State
State Highway Agency

About this bridge

SR 15 US 23 US 4 over Boen Creek is a concrete culvert carrying SR 15 US 23 US 4 over Boen Creek in Rabun County, Georgia. It was built in 1962, so it is 63 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 16,400 vehicles a day, roughly 1% of them trucks, projected to reach 16,800 by 2031. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 15 US 23 US 4
CrossesBoen Creek
Location4.5 MI SW of Clayton
RouteU.S. Route 23
StateGeorgia
Coordinates34.8069, -83.42566
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,400 (2024)
Projected traffic16,800 by 2031
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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$256,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 15 US 23 US 4 over Boen Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is SR 15 US 23 US 4 over Boen Creek 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 July 2024.

How much traffic does SR 15 US 23 US 4 over Boen Creek carry?

About 16,400 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 15 US 23 US 4 over Boen Creek?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.4 m).

Who owns SR 15 US 23 US 4 over Boen Creek?

It is owned by the State Highway Agency.