US Bridges

I-575 (sbl) over Gnrr/Scott Mill Crk

Good

Cherokee County, Georgia · In South Canton · Structure no. 000000005700490

Built
1977
48 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
291 ft
4 main spans
Daily traffic
69,200
2024 count
Owner
State
State Highway Agency

About this bridge

I-575 (sbl) over Gnrr/Scott Mill Crk is a steel continuous stringer/multi-beam or girder carrying I-575 (sbl) over Gnrr/Scott Mill Crk in Cherokee 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 69,200 vehicles a day, roughly 1% of them trucks, projected to reach 78,405 by 2031. The structure is 291 ft (88.7 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-575 (sbl)
CrossesGnrr/Scott Mill Crk
LocationIn South Canton
RouteInterstate 575
StateGeorgia
Coordinates34.22482, -84.48305
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length291 ft (88.7 m)
Longest span88 ft (26.8 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,200 (2024)
Projected traffic78,405 by 2031
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
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$1.7 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-575 (sbl) over Gnrr/Scott Mill Crk built?

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

What condition is I-575 (sbl) over Gnrr/Scott Mill Crk 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 April 2024.

How much traffic does I-575 (sbl) over Gnrr/Scott Mill Crk carry?

About 69,200 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-575 (sbl) over Gnrr/Scott Mill Crk?

The structure is 291 ft (88.7 m) long with a longest span of 88 ft (26.8 m) and a deck 44 ft wide.

Who owns I-575 (sbl) over Gnrr/Scott Mill Crk?

It is owned by the State Highway Agency.