US Bridges

I-185 over Heiferhorn Creek

Good

Muscogee County, Georgia · North Columbus. · Structure no. 000000021500810

Built
1977
48 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
38 ft
3 main spans
Daily traffic
41,700
2024 count
Owner
State
State Highway Agency

About this bridge

I-185 over Heiferhorn Creek is a concrete culvert carrying I-185 over Heiferhorn Creek in Muscogee County, Georgia. It was built in 1977, so it is 48 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 41,700 vehicles a day, roughly 1% of them trucks, projected to reach 43,605 by 2031. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-185
CrossesHeiferhorn Creek
LocationNorth Columbus.
RouteInterstate 185
StateGeorgia
Coordinates32.60074, -84.95351
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length38 ft (11.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,700 (2024)
Projected traffic43,605 by 2031
Trucks1%
Lanes on structure6
Traffic directionTwo-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$466,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I-185 over Heiferhorn Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is I-185 over Heiferhorn 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 August 2024.

How much traffic does I-185 over Heiferhorn Creek carry?

About 41,700 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-185 over Heiferhorn Creek?

The structure is 38 ft (11.6 m) long with a longest span of 12 ft (3.7 m).

Who owns I-185 over Heiferhorn Creek?

It is owned by the State Highway Agency.