US Bridges

Jimmy Deloach Pkwy over St. Augustine Creek Trib

Good

Chatham County, Georgia · Port Wentworth City Limit · Structure no. 000000005150990

Built
2015
10 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
246 ft
3 main spans
Daily traffic
15,000
2024 count
Owner
State
State Highway Agency

About this bridge

Jimmy Deloach Pkwy over St. Augustine Creek Trib is a prestressed concrete stringer/multi-beam or girder carrying Jimmy Deloach Pkwy over St. Augustine Creek Trib in Chatham County, Georgia. It was built in 2015, so it is 10 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 15,000 vehicles a day, roughly 1% of them trucks, projected to reach 4,755 by 2031. The structure is 246 ft (75 m) long and 90 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesJimmy Deloach Pkwy
CrossesSt. Augustine Creek Trib
LocationPort Wentworth City Limit
RouteState Highway 21
StateGeorgia
Coordinates32.16053, -81.17767
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.9 US tons
Inventory rating44 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length246 ft (75 m)
Longest span82 ft (25 m)
Deck width90 ft (27.4 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2024)
Projected traffic4,755 by 2031
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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$34 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Jimmy Deloach Pkwy over St. Augustine Creek Trib built?

It was built in 2015, making it 10 years old in 2025.

What condition is Jimmy Deloach Pkwy over St. Augustine 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 April 2023.

How much traffic does Jimmy Deloach Pkwy over St. Augustine Creek Trib carry?

About 15,000 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Jimmy Deloach Pkwy over St. Augustine Creek Trib?

The structure is 246 ft (75 m) long with a longest span of 82 ft (25 m) and a deck 90 ft wide.

Who owns Jimmy Deloach Pkwy over St. Augustine Creek Trib?

It is owned by the State Highway Agency.