US Bridges

Montgomery Cross over Harmon Canal

Good

Chatham County, Georgia · 0.1 MI W of SR 204(IN Sav · Structure no. 000000005150110

Built
1950
75 years old, rebuilt 1989
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
59 ft
3 main spans
Daily traffic
14,600
2024 count
Owner
County
County Highway Agency

About this bridge

Montgomery Cross over Harmon Canal is a concrete culvert carrying Montgomery Cross over Harmon Canal in Chatham County, Georgia. It was built in 1950 and reconstructed in 1989, so it is 75 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 14,600 vehicles a day, roughly 1% of them trucks, projected to reach 15,525 by 2031. The structure is 59 ft (18 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMontgomery Cross
CrossesHarmon Canal
Location0.1 MI W of SR 204(IN Sav
RouteCity Street 4001
StateGeorgia
Coordinates31.99988, -81.12966
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating26.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length59 ft (18 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,600 (2024)
Projected traffic15,525 by 2031
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$534,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Montgomery Cross over Harmon Canal built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1989.

What condition is Montgomery Cross over Harmon 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 Montgomery Cross over Harmon Canal carry?

About 14,600 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Montgomery Cross over Harmon Canal?

The structure is 59 ft (18 m) long with a longest span of 8 ft (2.4 m).

Who owns Montgomery Cross over Harmon Canal?

It is owned by the County Highway Agency.