US Bridges

SR 404R - US 17 over Springfield Canal

Good

Chatham County, Georgia · NW Section of Savannah · Structure no. 000000005101680

Built
1991
34 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
390 ft
6 main spans
Daily traffic
1,320
2024 count
Owner
State
State Highway Agency

About this bridge

SR 404R - US 17 over Springfield Canal is a prestressed concrete stringer/multi-beam or girder carrying SR 404R - US 17 over Springfield Canal in Chatham County, Georgia. It was built in 1991, so it is 34 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 1,320 vehicles a day, roughly 1% of them trucks, projected to reach 11,295 by 2031. The structure is 390 ft (118.9 m) long and 31 ft wide.

CarriesSR 404R - US 17
CrossesSpringfield Canal
LocationNW Section of Savannah
RouteState Highway 404
StateGeorgia
Coordinates32.07684, -81.10717
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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than 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 rating56 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length390 ft (118.9 m)
Longest span68 ft (20.7 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,320 (2024)
Projected traffic11,295 by 2031
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 SR 404R - US 17 over Springfield Canal built?

It was built in 1991, making it 34 years old in 2025.

What condition is SR 404R - US 17 over Springfield Canal 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 August 2024.

How much traffic does SR 404R - US 17 over Springfield Canal carry?

About 1,320 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 404R - US 17 over Springfield Canal?

The structure is 390 ft (118.9 m) long with a longest span of 68 ft (20.7 m) and a deck 31 ft wide.

Who owns SR 404R - US 17 over Springfield Canal?

It is owned by the State Highway Agency.