US Bridges

White Bluff Road over Harman Canal

Good

Chatham County, Georgia · 0.7 MI S of SR 204(IN Sav · Structure no. 000000005101430

Built
1991
34 years old
Condition
Good
inspected June 2024
Type
Tee Beam
Concrete
Length
84 ft
3 main spans
Daily traffic
15,900
2024 count
Owner
County
County Highway Agency

About this bridge

White Bluff Road over Harman Canal is a concrete tee beam carrying White Bluff Road over Harman 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 15,900 vehicles a day, roughly 1% of them trucks, projected to reach 36,135 by 2031. The structure is 84 ft (25.6 m) long and 99 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWhite Bluff Road
CrossesHarman Canal
Location0.7 MI S of SR 204(IN Sav
RouteCity Street 4004
StateGeorgia
Coordinates31.99465, -81.12649
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating35.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length84 ft (25.6 m)
Longest span28 ft (8.5 m)
Deck width99 ft (30.1 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,900 (2024)
Projected traffic36,135 by 2031
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$895,000
NavigationNo navigation control on waterway

Frequently asked questions

When was White Bluff Road over Harman Canal built?

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

What condition is White Bluff Road over Harman 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 June 2024.

How much traffic does White Bluff Road over Harman Canal carry?

About 15,900 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is White Bluff Road over Harman Canal?

The structure is 84 ft (25.6 m) long with a longest span of 28 ft (8.5 m) and a deck 99 ft wide.

Who owns White Bluff Road over Harman Canal?

It is owned by the County Highway Agency.