US Bridges

Dennis Smith RD over I-185 (sr 411)

Good

Troup County, Georgia · 10 MI SE of Lagrange · Structure no. 000000028500380

Built
1978
47 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
312 ft
4 main spans
Daily traffic
170
2024 count
Owner
State
State Highway Agency

About this bridge

Dennis Smith RD over I-185 (sr 411) is a steel continuous stringer/multi-beam or girder carrying Dennis Smith RD over I-185 (sr 411) in Troup 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 170 vehicles a day, roughly 1% of them trucks, projected to reach 735 by 2032. The structure is 312 ft (95.1 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesDennis Smith RD
CrossesI-185 (sr 411)
Location10 MI SE of Lagrange
RouteCounty Highway 177
CountyTroup County
StateGeorgia
Coordinates32.87702, -84.96259
Functional classRural 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 evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length312 ft (95.1 m)
Longest span115 ft (35.1 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic170 (2024)
Projected traffic735 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 Dennis Smith RD over I-185 (sr 411) built?

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

What condition is Dennis Smith RD over I-185 (sr 411) 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 Dennis Smith RD over I-185 (sr 411) carry?

About 170 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Dennis Smith RD over I-185 (sr 411)?

The structure is 312 ft (95.1 m) long with a longest span of 115 ft (35.1 m) and a deck 32 ft wide.

Who owns Dennis Smith RD over I-185 (sr 411)?

It is owned by the State Highway Agency.