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FM 670 over Glaze Creek

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

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

FM 670 over Glaze Creek in Mitchell 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 2013, making it 12 years old at the 2025 inventory.
It carries about 120 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 47 of the 140 inventoried bridges in Mitchell County rated good (33.6%); 1 (0.7%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 89 ft
Location	1.8 Mi W of FM 1229
NBI structure number	081680247101004
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Ih 20 over Cherry Creek	1957	18,950	Fair
Ih 20 Ml over Lone Wolf Draw	1962	18,516	Fair
Ih 20 over Iatan Creek	1928	18,494	Fair
Ih 20 over Templeton Creek	1928	18,494	Fair
Ih 20 Ml over Loraine Draw	1956	17,977	Fair
Ih 20 over UPRR & FM 644 (N)	1956	17,977	Fair