US Bridges

I-75 Sbl over CR 61 Klopfer Road

Fair

Monroe County, Georgia · In Bolingbroke · Structure no. 000000020700390

Built
1965
60 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
139 ft
3 main spans
Daily traffic
41,400
2024 count
Owner
State
State Highway Agency

About this bridge

I-75 Sbl over CR 61 Klopfer Road is a steel stringer/multi-beam or girder carrying I-75 Sbl over CR 61 Klopfer Road in Monroe County, Georgia. It was built in 1965, so it is 60 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 41,400 vehicles a day, roughly 15% of them trucks, projected to reach 49,605 by 2031. The structure is 139 ft (42.4 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-75 Sbl
CrossesCR 61 Klopfer Road
LocationIn Bolingbroke
RouteInterstate 75
StateGeorgia
Coordinates32.94705, -83.79667
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating18 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length139 ft (42.4 m)
Longest span55 ft (16.8 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,400 (2024)
Projected traffic49,605 by 2031
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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$815,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-75 Sbl over CR 61 Klopfer Road built?

It was built in 1965, making it 60 years old in 2025.

What condition is I-75 Sbl over CR 61 Klopfer Road in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does I-75 Sbl over CR 61 Klopfer Road carry?

About 41,400 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is I-75 Sbl over CR 61 Klopfer Road?

The structure is 139 ft (42.4 m) long with a longest span of 55 ft (16.8 m) and a deck 41 ft wide.

Who owns I-75 Sbl over CR 61 Klopfer Road?

It is owned by the State Highway Agency.