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Co Rd 405 over Obar Creek

Gonzales County, Texas · rated Fair in the 2025 National Bridge Inventory

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

Co Rd 405 over Obar Creek in Gonzales County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 2006, making it 19 years old at the 2025 inventory.
It carries about 32 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 134 of the 281 inventoried bridges in Gonzales County rated fair (47.7%); 8 (2.8%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 55 ft
Location	0.75 Mi N of FM 1680
NBI structure number	130900AA0405001
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ih 10 over Draw	1971	36,617	Good
Ih 10 over Draw	1971	36,617	Fair
Ih 10 over Pecan Creek	1971	36,617	Good
Ih 10 over Draw	1971	36,617	Good
Ih 10 EB over SH 304	1970	33,532	Fair
Ih 10 over Draw	1970	28,792	Good