US Bridges

US 19 (sbl) / SR 4 over Big Creek

Good

Forsyth County, Georgia · 8 MI SW of Cumming · Structure no. 000000011700250

Built
1973
52 years old, rebuilt 2020
Condition
Good
inspected May 2023
Type
Tee Beam
Concrete
Length
200 ft
5 main spans
Daily traffic
73,800
2024 count
Owner
State
State Highway Agency

About this bridge

US 19 (sbl) / SR 4 over Big Creek is a concrete tee beam carrying US 19 (sbl) / SR 4 over Big Creek in Forsyth County, Georgia. It was built in 1973 and reconstructed in 2020, so it is 52 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 73,800 vehicles a day, roughly 1% of them trucks, projected to reach 106,470 by 2032. The structure is 200 ft (61 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 19 (sbl) / SR 4
CrossesBig Creek
Location8 MI SW of Cumming
RouteU.S. Route 19
StateGeorgia
Coordinates34.12326, -84.21555
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating28 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length200 ft (61 m)
Longest span40 ft (12.2 m)
Deck width61 ft (18.7 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73,800 (2024)
Projected traffic106,470 by 2032
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 19 (sbl) / SR 4 over Big Creek built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2020.

What condition is US 19 (sbl) / SR 4 over Big 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 2023.

How much traffic does US 19 (sbl) / SR 4 over Big Creek carry?

About 73,800 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is US 19 (sbl) / SR 4 over Big Creek?

The structure is 200 ft (61 m) long with a longest span of 40 ft (12.2 m) and a deck 61 ft wide.

Who owns US 19 (sbl) / SR 4 over Big Creek?

It is owned by the State Highway Agency.