US Bridges

US 1 Bypass/ SR 4 over Yam Grandy Creek Trib.

Good

Emanuel County, Georgia · 2.5 MI S of Swainsboro · Structure no. 000000010751340

Built
2004
21 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
3,880
2024 count
Owner
State
State Highway Agency

About this bridge

US 1 Bypass/ SR 4 over Yam Grandy Creek Trib. is a concrete culvert carrying US 1 Bypass/ SR 4 over Yam Grandy Creek Trib. in Emanuel County, Georgia. It was built in 2004, so it is 21 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 3,880 vehicles a day, roughly 34% of them trucks, projected to reach 3,675 by 2032. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS 1 Bypass/ SR 4
CrossesYam Grandy Creek Trib.
Location2.5 MI S of Swainsboro
RouteU.S. Route 1
StateGeorgia
Coordinates32.56057, -82.34017
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length37 ft (11.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,880 (2024)
Projected traffic3,675 by 2032
Trucks34%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$335,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 1 Bypass/ SR 4 over Yam Grandy Creek Trib. built?

It was built in 2004, making it 21 years old in 2025.

What condition is US 1 Bypass/ SR 4 over Yam Grandy Creek Trib. 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 October 2023.

How much traffic does US 1 Bypass/ SR 4 over Yam Grandy Creek Trib. carry?

About 3,880 vehicles per day (2024 count), of which roughly 34% are trucks.

How long is US 1 Bypass/ SR 4 over Yam Grandy Creek Trib.?

The structure is 37 ft (11.3 m) long with a longest span of 12 ft (3.7 m).

Who owns US 1 Bypass/ SR 4 over Yam Grandy Creek Trib.?

It is owned by the State Highway Agency.