US Bridges

CR 145 over Gum Branch

Fair

Berrien County, Georgia · 7 MI NW of Nashville · Structure no. 000000001950290

Built
1969
56 years old, rebuilt 2002
Condition
Fair
inspected May 2024
Type
Channel Beam
Prestressed Concrete
Length
81 ft
4 main spans
Daily traffic
370
2024 count
Owner
County
County Highway Agency

About this bridge

CR 145 over Gum Branch is a prestressed concrete channel beam carrying CR 145 over Gum Branch in Berrien County, Georgia. It was built in 1969 and reconstructed in 2002, so it is 56 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 370 vehicles a day, roughly 11% of them trucks, projected to reach 450 by 2031. The structure is 81 ft (24.7 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCR 145
CrossesGum Branch
Location7 MI NW of Nashville
RouteCounty Highway 145
StateGeorgia
Coordinates31.26207, -83.36226
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating29 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length81 ft (24.7 m)
Longest span20 ft (6.1 m)
Deck width25 ft (7.6 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic370 (2024)
Projected traffic450 by 2031
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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$481,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 145 over Gum Branch built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2002.

What condition is CR 145 over Gum Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does CR 145 over Gum Branch carry?

About 370 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is CR 145 over Gum Branch?

The structure is 81 ft (24.7 m) long with a longest span of 20 ft (6.1 m) and a deck 25 ft wide.

Who owns CR 145 over Gum Branch?

It is owned by the County Highway Agency.