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CR 326 over San Antonio River

Karnes County, Texas · rated Poor in the 2025 National Bridge Inventory

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

CR 326 over San Antonio River in Karnes County, Texas, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1973, making it 52 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2016).
Its listed owner is the county highway agency.
It is one of 2 of the 145 inventoried bridges in Karnes County rated poor (1.4%); 2 (1.4%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 408 ft
Location	4.4 Mi W of CR 336
NBI structure number	161290AA0326003
Condition class	Poor

Source: FHWA National Bridge Inventory, 2025 data as reported by the Texas department of transportation.

Bridge	Built	Vehicles/day	Condition
US 181 over Escondido Creek Draw	1952	17,860	Good
US 181 over Escondido Creek Draw	1952	15,747	Good
US 181 over Escondido Creek	1952	15,330	Fair
FM 2102 over Panther Creek	1942	7,537	Fair
US 181 over San Antonio River Draw	1929	6,914	Fair
US 181 over San Antonio River	1961	6,786	Fair