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Bridge conditions in Lamar County, Georgia

64 inventoried bridges · 2 rated poor · 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

2 of the 64 bridges the federal inventory lists in Lamar County are rated poor; the rest split 36 good and 26 fair.

2 of the 64 bridges in Lamar County, Georgia, are rated in poor condition (3.1%) in the 2025 National Bridge Inventory, as of August 20, 2026.
36 bridges (56.2%) are rated good and 26 (40.6%) fair.
The median Lamar County bridge was built in 1964.
The busiest poor-rated bridge is Cannafax Farm Rd over Little Potato Creek (built 1960), carrying about 480 vehicles a day.

Good 56.2% · Fair 40.6% · Poor 3.1% of 64 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
Cannafax Farm Rd over Little Potato Creek	1960	480	Poor
Etheridge Mill Rd. over Potato Creek	1978	190	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
I-75 over Buck Creek Trib.	1966	90,100	Good
I-75 over Buck Creek	1966	90,100	Fair
I-75 over High Falls Creek	1966	90,100	Fair
US 341 over Big Towaliga Creek	1964	15,000	Good
US 341 (nbl) over NS Railroad	1964	12,800	Fair
US 341 (nbl) over CR 74 Old Zebulon Rd	1964	12,800	Good
SR 36 over High Falls Creek	1952	10,200	Good
US 41 over Grape Creek	1964	10,000	Good
US 41 (nbl) over Potato Creek	1967	10,000	Good
US 341 (sbl) over NS Railroad	1964	9,170	Fair

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

All of Georgia: Georgia bridge conditions by county · every download on the data page.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.