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CR 171/SIGN CR 450 over Hog Creek

Throckmorton County, Texas · rated Good in the 2025 National Bridge Inventory

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

CR 171/SIGN CR 450 over Hog Creek in Throckmorton County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1992, making it 33 years old at the 2025 inventory.
It carries about 15 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 30 of the 53 inventoried bridges in Throckmorton County rated good (56.6%); 1 (1.9%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Concrete stringer or multi-beam girder
Length	about 80 ft
Location	4.70 Mi N of End FM 2459
NBI structure number	032240AA0171001
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 183 over Draw	1929	2,375	Good
US 183 over Elm Creek	1929	1,916	Fair
US 380 over North Elm Creek	1932	1,078	Fair
US 380 over Draw	1938	1,076	Good
US 183 over Draw	1929	1,027	Good
US 183 over Draw	1929	999	Good