US Bridges

I-75 over M-5621- CSX RR (340519C)

Good

Gordon County, Georgia · In Northside of Calhoun · Structure no. 000000012900620

Built
1962
63 years old, rebuilt 1987
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
317 ft
4 main spans
Daily traffic
72,600
2024 count
Owner
State
State Highway Agency

About this bridge

I-75 over M-5621- CSX RR (340519C) is a steel continuous stringer/multi-beam or girder carrying I-75 over M-5621- CSX RR (340519C) in Gordon County, Georgia. It was built in 1962 and reconstructed in 1987, 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 72,600 vehicles a day, roughly 1% of them trucks, projected to reach 93,060 by 2032. The structure is 317 ft (96.6 m) long and 139 ft wide.

CarriesI-75
CrossesM-5621- CSX RR (340519C)
LocationIn Northside of Calhoun
RouteInterstate 75
StateGeorgia
Coordinates34.55094, -84.9303
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32 US tons
Inventory rating19 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length317 ft (96.6 m)
Longest span86 ft (26.2 m)
Deck width139 ft (42.5 m)
Roadway width134 ft (40.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72,600 (2024)
Projected traffic93,060 by 2032
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-75 over M-5621- CSX RR (340519C) built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1987.

What condition is I-75 over M-5621- CSX RR (340519C) 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 May 2023.

How much traffic does I-75 over M-5621- CSX RR (340519C) carry?

About 72,600 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-75 over M-5621- CSX RR (340519C)?

The structure is 317 ft (96.6 m) long with a longest span of 86 ft (26.2 m) and a deck 139 ft wide.

Who owns I-75 over M-5621- CSX RR (340519C)?

It is owned by the State Highway Agency.