US Bridges

I-575 (sbl) over Noonday Creek

Good

Cherokee County, Georgia · 0.6 MI W of Woodstock · Structure no. 000000005700410

Built
1982
43 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
210 ft
3 main spans
Daily traffic
26,500
2024 count
Owner
State
State Highway Agency

About this bridge

I-575 (sbl) over Noonday Creek is a prestressed concrete stringer/multi-beam or girder carrying I-575 (sbl) over Noonday Creek in Cherokee County, Georgia. It was built in 1982, so it is 43 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 26,500 vehicles a day, roughly 1% of them trucks, projected to reach 139,140 by 2031. The structure is 210 ft (64 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-575 (sbl)
CrossesNoonday Creek
Location0.6 MI W of Woodstock
RouteInterstate 575
StateGeorgia
Coordinates34.09979, -84.53056
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 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 geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span70 ft (21.3 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,500 (2024)
Projected traffic139,140 by 2031
Trucks1%
Lanes on structure2
Traffic directionOne-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$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-575 (sbl) over Noonday Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is I-575 (sbl) over Noonday 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 May 2024.

How much traffic does I-575 (sbl) over Noonday Creek carry?

About 26,500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-575 (sbl) over Noonday Creek?

The structure is 210 ft (64 m) long with a longest span of 70 ft (21.3 m) and a deck 45 ft wide.

Who owns I-575 (sbl) over Noonday Creek?

It is owned by the State Highway Agency.