US Bridges

I-185 (nbl) over Standing Boy Creek

Good

Harris County, Georgia · 10 MI SW of Hamilton · Structure no. 000000014500380

Built
1978
47 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
210 ft
3 main spans
Daily traffic
39,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-185 (nbl) over Standing Boy Creek is a steel stringer/multi-beam or girder carrying I-185 (nbl) over Standing Boy Creek in Harris County, Georgia. It was built in 1978, so it is 47 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 39,000 vehicles a day, roughly 1% of them trucks, projected to reach 41,400 by 2032. The structure is 210 ft (64 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-185 (nbl)
CrossesStanding Boy Creek
Location10 MI SW of Hamilton
RouteInterstate 185
StateGeorgia
Coordinates32.63738, -84.96783
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span90 ft (27.4 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,000 (2024)
Projected traffic41,400 by 2032
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free 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$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-185 (nbl) over Standing Boy Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is I-185 (nbl) over Standing Boy 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 September 2023.

How much traffic does I-185 (nbl) over Standing Boy Creek carry?

About 39,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-185 (nbl) over Standing Boy Creek?

The structure is 210 ft (64 m) long with a longest span of 90 ft (27.4 m) and a deck 44 ft wide.

Who owns I-185 (nbl) over Standing Boy Creek?

It is owned by the State Highway Agency.